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!2857 修改connectby中宽度优先带来的结果错误，比如nocycle+siblings等众多场景

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Merge pull request !2857 from 侯宗田/connectby_dfs
This commit is contained in:
opengauss-bot
2023-05-19 01:33:18 +00:00
committed by Gitee
parent 84c02991cc d3a9de055f
commit 822cfbd6d9
11 changed files with 873 additions and 997 deletions
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46
src/gausskernel/optimizer/plan/planstartwith.cpp
View File

@ -176,8 +176,6 @@ static Sort *CreateSiblingsSortPlan(PlannerInfo* root, Plan* lefttree,
List *sortEntryList, double limit_tuples);
static Sort *CreateSortPlanUnderRU(PlannerInfo* root, Plan* lefttree,
List *siblings, double limit_tuples);
static Sort *CreateSortPlanAboveRU(PlannerInfo* root, Plan* lefttree,
double limit_tuples);
static char *CheckAndFixSiblingsColName(PlannerInfo *root, Plan *basePlan,
char *colname, TargetEntry *te);
static char *GetOrderSiblingsColName(PlannerInfo* root, SortBy *sb, Plan *basePlan);
@ -1007,9 +1005,6 @@ static void ProcessOrderSiblings(PlannerInfo *root, StartWithOp *swplan)
swoptions->siblings_orderby_clause, -1);
ruplan->plan.righttree = (Plan *)CreateSortPlanUnderRU(root, ruplan->plan.righttree,
swoptions->siblings_orderby_clause, -1);
/* 2. Add up RU sort plan */
swplan->plan.lefttree = (Plan *)CreateSortPlanAboveRU(root, swplan->plan.lefttree, -1);
}
@ -1621,47 +1616,6 @@ static Sort *CreateSortPlanUnderRU(PlannerInfo* root, Plan* lefttree, List *sibl
return sort;
}
/*
* @Brief: Generate sort key above recursive union according array_siblings pseudo column
* that was filled by recursive union. Like the query below
* select * from t1 start with...connect by...order siblings by c1,c2,c3
* the plan like this:
* ------------------QUERY PLAN--------------------
* > StartWithOP
* Sort Key, sort by array_siblings pseudo column <<<<< we are have
* > Recursive Union
* > Sort Key, sort by c1, c2, c3
* > Seqscan
* > Sort Key, sort by c1, c2, c3
* > Seqscan
*/
static Sort *CreateSortPlanAboveRU(PlannerInfo* root, Plan* lefttree, double limit_tuples)
{
Sort *sort = NULL;
List *sortEntryList = NIL;
ListCell *lc = NULL;
foreach (lc, lefttree->targetlist) {
TargetEntry *tle = (TargetEntry *)lfirst(lc);
if (strcmp(tle->resname, "array_siblings") == 0) {
OrderSiblingSortEntry *entry =
CreateOrderSiblingSortEntry(tle, SORTBY_ASC);
sortEntryList = lappend(sortEntryList, entry);
if (u_sess->attr.attr_sql.enable_startwith_debug) {
elog(WARNING, "Good we got siblings sort key above RU.");
}
}
}
sort = CreateSiblingsSortPlan(root, lefttree, sortEntryList, limit_tuples);
/* Free sort entries */
list_free_deep(sortEntryList);
return sort;
}
/*
* --------------------------------------------------------------------------------------

21
src/gausskernel/runtime/executor/nodeRecursiveunion.cpp
View File

@ -406,27 +406,6 @@ static TupleTableSlot* ExecRecursiveUnion(PlanState* state)
/* Not satisfy connect_by_level_qual，skip this tuple */
continue;
}
/*
* In ORDER SIBLINGS case, as we add SORT-Operator(material) on top of
* RecursiveUnion, so we have to do nocycle check here
*/
if (swplan->swoptions->siblings_orderby_clause) {
StartWithOpState *swstate = (StartWithOpState *)node->swstate;
if (swstate->sw_nocycleStopOrderSiblings) {
return (TupleTableSlot*)NULL;
}
if (CheckCycleExeception(swstate, slot)) {
/*
* Mark execution stop for order siblings, note we let the cycle-causing
* tuple return to upper node and stop next one
*/
swstate->sw_nocycleStopOrderSiblings = true;
elog(DEBUG1, "nocycle option take effect on RecursiveUnion for Order Siblings! %s",
swstate->sw_curKeyArrayStr);
}
}
}
tuplestore_puttupleslot(node->intermediate_table, slot);

69
src/gausskernel/runtime/executor/nodeStartWithOp.cpp
View File

@ -354,18 +354,9 @@ StartWithOpState* ExecInitStartWithOp(StartWithOp* node, EState* estate, int efl
state->sw_curKeyArrayStr = NULL;
state->sw_cycle_rowmarks = NULL;
/* Initialize nocycle controling flag */
state->sw_nocycleStopOrderSiblings = false;
/* set underlying RecursiveUnionState pointing to current curernt node */
if (node->swoptions->siblings_orderby_clause != NULL) {
SortState *sstate = (SortState *)outerPlanState(state);
RecursiveUnionState *rustate = (RecursiveUnionState *)outerPlanState(sstate);
rustate->swstate = state;
} else {
RecursiveUnionState *rustate = (RecursiveUnionState *)outerPlanState(state);
rustate->swstate = state;
}
RecursiveUnionState *rustate = (RecursiveUnionState *)outerPlanState(state);
rustate->swstate = state;
/* init other elements */
state->sw_level = 0;
@ -381,12 +372,7 @@ bool CheckCycleExeception(StartWithOpState *node, TupleTableSlot *slot)
bool nocycle = swplan->swoptions->nocycle;
bool incycle = false;
if (swplan->swoptions->siblings_orderby_clause != NULL) {
SortState *sstate = (SortState *)node->ps.lefttree;
rustate = (RecursiveUnionState *)sstate->ss.ps.lefttree;
} else {
rustate = (RecursiveUnionState *)node->ps.lefttree;
}
rustate = (RecursiveUnionState *)node->ps.lefttree;
Assert (IsA(rustate, RecursiveUnionState));
@ -640,8 +626,6 @@ static TupleTableSlot* ExecStartWithOp(PlanState* state)
{
StartWithOpState *node = castNode(StartWithOpState, state);
TupleTableSlot *dstSlot = node->ps.ps_ResultTupleSlot;
PlanState *outerNode = outerPlanState(node);
StartWithOp *swplan = (StartWithOp *)node->ps.plan;
/* initialize row num count */
node->sw_rownum = 0;
@ -651,46 +635,9 @@ static TupleTableSlot* ExecStartWithOp(PlanState* state)
case SWOP_BUILD: {
Assert (node->sw_workingTable != NULL);
markSWLevelBegin(node);
bool isDfsEnabled = swplan->swoptions->nocycle && !IsA(outerNode, SortState);
if (isDfsEnabled) {
/* For nocycle and non-order-siblings cases we use
* depth-first connect by to achieve result consistency.
*/
/* Kick off dfs with StartWith tuples */
int dfsRowCount = 0;
depth_first_connect(1, node, makeStartTuples(node), &dfsRowCount);
}
/* Otherwise, use breadth-first style connect-by routine */
/* Materialize all content to make internal part ready */
for (; !isDfsEnabled;) {
/*
* We check for interrupts here because infinite loop might happen.
*/
CHECK_FOR_INTERRUPTS();
/*
* The actual executions and conversions are done
* in the underlying recursve union node.
*/
dstSlot = ExecProcNode(outerNode);
if (TupIsNull(dstSlot)) {
break;
}
/*
* check we need stop infinit recursive iteration if NOCYCLE is specified in
* ConnectByExpr, then return. Also, in case of cycle-report-error the ereport
* is processed inside of CheckCycleException()
*/
if (CheckCycleExeception(node, dstSlot)) {
continue;
}
tuplestore_puttupleslot(node->sw_workingTable, dstSlot);
}
/* Kick off dfs with StartWith tuples */
int dfsRowCount = 0;
depth_first_connect(1, node, makeStartTuples(node), &dfsRowCount);
/* report we have done material step for current StartWithOp node */
ereport(DEBUG1,
@ -709,7 +656,7 @@ static TupleTableSlot* ExecStartWithOp(PlanState* state)
*/
tuplestore_rescan(node->sw_workingTable);
node->swop_status = SWOP_EXECUTE;
}
} // @suppress("No break at end of case")
/* fall-thru for first time */
case SWOP_EXECUTE: {
@ -774,8 +721,6 @@ void ExecReScanStartWithOp(StartWithOpState *state)
tuplestore_clear(state->sw_backupTable);
tuplestore_clear(state->sw_resultTable);
state->sw_nocycleStopOrderSiblings = false;
/* init other elements */
state->sw_level = 0;
state->sw_numtuples = 0;

6
src/include/nodes/execnodes.h
View File

@ -1677,12 +1677,6 @@ typedef struct StartWithOpState
int sw_level;
int sw_numtuples; /* number of tuples in current level */
/*
* nocycle stop flag, normally is used to handle nocycle stop on order siblings
* case, as order-siblings add a sort operator on top of RU
*/
bool sw_nocycleStopOrderSiblings;
MemoryContext sw_context;
List* sw_cycle_rowmarks;
} StartWithOpState;

26
src/test/regress/expected/enable_expr_fusion_flatten.out
View File

@ -554,26 +554,26 @@ CONNECT BY PRIOR id = fatherid;
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+------------------------------------
1 | 中国 | 0 | China | 1 | 0 | 0 | China | @China
2 | 湖南省 | 1 | Hunan | 2 | 0 | 0 | China | @China@Hunan
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | @China@Hunan@Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | @China@Hunan@Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qinan
3 | 广东省 | 1 | Guangdong | 2 | 0 | 0 | China | @China@Guangdong
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | @China@Guangdong@Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Baoan
4 | 海南省 | 1 | Hainan | 2 | 1 | 0 | China | @China@Hainan
5 | 河北省 | 1 | Hebei | 2 | 1 | 0 | China | @China@Hebei
6 | 河南省 | 1 | Henan | 2 | 1 | 0 | China | @China@Henan
7 | 山东省 | 1 | Shandong | 2 | 1 | 0 | China | @China@Shandong
8 | 湖北省 | 1 | Hubei | 2 | 1 | 0 | China | @China@Hubei
9 | 江苏省 | 1 | Jiangsu | 2 | 1 | 0 | China | @China@Jiangsu
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | @China@Guangdong@Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | @China@Hunan@Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | @China@Hunan@Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qinan
(22 rows)
drop table test_area;

289
src/test/regress/expected/sw_basic.out
View File

@ -66,26 +66,26 @@ CONNECT BY PRIOR id = fatherid;
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+------------------------------------
1 | 中国 | 0 | China | 1 | 0 | 0 | China | @China
2 | 湖南省 | 1 | Hunan | 2 | 0 | 0 | China | @China@Hunan
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | @China@Hunan@Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | @China@Hunan@Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qinan
3 | 广东省 | 1 | Guangdong | 2 | 0 | 0 | China | @China@Guangdong
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | @China@Guangdong@Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Baoan
4 | 海南省 | 1 | Hainan | 2 | 1 | 0 | China | @China@Hainan
5 | 河北省 | 1 | Hebei | 2 | 1 | 0 | China | @China@Hebei
6 | 河南省 | 1 | Henan | 2 | 1 | 0 | China | @China@Henan
7 | 山东省 | 1 | Shandong | 2 | 1 | 0 | China | @China@Shandong
8 | 湖北省 | 1 | Hubei | 2 | 1 | 0 | China | @China@Hubei
9 | 江苏省 | 1 | Jiangsu | 2 | 1 | 0 | China | @China@Jiangsu
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | @China@Guangdong@Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | @China@Hunan@Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | @China@Hunan@Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | @China@Guangdong@Shenzhen@Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | @China@Hunan@Hengyang@Qinan
(22 rows)
/*
@ -155,13 +155,13 @@ CONNECT BY id = PRIOR fatherid;
id | name | fatherid | name_desc | level | connect_by_isleaf | connect_by_iscycle | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+---------------------------------
14 | 耒阳市 | 13 | Leiyang | 1 | 0 | 0 | Leiyang | @Leiyang
17 | 宝安区 | 10 | Baoan | 1 | 0 | 0 | Baoan | @Baoan
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Baoan | @Baoan@Shenzhen
13 | 衡阳市 | 2 | Hengyang | 2 | 0 | 0 | Leiyang | @Leiyang@Hengyang
2 | 湖南省 | 1 | Hunan | 3 | 0 | 0 | Leiyang | @Leiyang@Hengyang@Hunan
1 | 中国 | 0 | China | 4 | 1 | 0 | Leiyang | @Leiyang@Hengyang@Hunan@China
17 | 宝安区 | 10 | Baoan | 1 | 0 | 0 | Baoan | @Baoan
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Baoan | @Baoan@Shenzhen
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Baoan | @Baoan@Shenzhen@Guangdong
1 | 中国 | 0 | China | 4 | 1 | 0 | Baoan | @Baoan@Shenzhen@Guangdong@China
1 | 中国 | 0 | China | 4 | 1 | 0 | Leiyang | @Leiyang@Hengyang@Hunan@China
(8 rows)
/*
@ -196,26 +196,26 @@ CONNECT BY PRIOR id = fatherid;
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+--------------------------------------------
1 | 中国 | 0 | China | 1 | 0 | 0 | China | =>>China
2 | 湖南省 | 1 | Hunan | 2 | 0 | 0 | China | =>>China=>>Hunan
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | =>>China=>>Hunan=>>Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | =>>China=>>Hunan=>>Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qinan
3 | 广东省 | 1 | Guangdong | 2 | 0 | 0 | China | =>>China=>>Guangdong
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | =>>China=>>Guangdong=>>Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Baoan
4 | 海南省 | 1 | Hainan | 2 | 1 | 0 | China | =>>China=>>Hainan
5 | 河北省 | 1 | Hebei | 2 | 1 | 0 | China | =>>China=>>Hebei
6 | 河南省 | 1 | Henan | 2 | 1 | 0 | China | =>>China=>>Henan
7 | 山东省 | 1 | Shandong | 2 | 1 | 0 | China | =>>China=>>Shandong
8 | 湖北省 | 1 | Hubei | 2 | 1 | 0 | China | =>>China=>>Hubei
9 | 江苏省 | 1 | Jiangsu | 2 | 1 | 0 | China | =>>China=>>Jiangsu
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | =>>China=>>Guangdong=>>Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | =>>China=>>Hunan=>>Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | =>>China=>>Hunan=>>Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | =>>China=>>Guangdong=>>Shenzhen=>>Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | =>>China=>>Hunan=>>Hengyang=>>Qinan
(22 rows)
/*
@ -249,20 +249,20 @@ CONNECT BY id = PRIOR fatherid;
id | name | fatherid | name_desc | level | connect_by_isleaf | connect_by_iscycle | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+--------------------------------------------
12 | 南山区 | 10 | Nanshan | 1 | 0 | 0 | Nanshan | -*>Nanshan
15 | 龙岗区 | 10 | Longgang | 1 | 0 | 0 | Longgang | -*>Longgang
16 | 福田区 | 10 | Futian | 1 | 0 | 0 | Futian | -*>Futian
17 | 宝安区 | 10 | Baoan | 1 | 0 | 0 | Baoan | -*>Baoan
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Nanshan | -*>Nanshan-*>Shenzhen
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Longgang | -*>Longgang-*>Shenzhen
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Futian | -*>Futian-*>Shenzhen
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Baoan | -*>Baoan-*>Shenzhen
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Nanshan | -*>Nanshan-*>Shenzhen-*>Guangdong
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Longgang | -*>Longgang-*>Shenzhen-*>Guangdong
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Futian | -*>Futian-*>Shenzhen-*>Guangdong
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Baoan | -*>Baoan-*>Shenzhen-*>Guangdong
1 | 中国 | 0 | China | 4 | 1 | 0 | Nanshan | -*>Nanshan-*>Shenzhen-*>Guangdong-*>China
15 | 龙岗区 | 10 | Longgang | 1 | 0 | 0 | Longgang | -*>Longgang
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Longgang | -*>Longgang-*>Shenzhen
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Longgang | -*>Longgang-*>Shenzhen-*>Guangdong
1 | 中国 | 0 | China | 4 | 1 | 0 | Longgang | -*>Longgang-*>Shenzhen-*>Guangdong-*>China
16 | 福田区 | 10 | Futian | 1 | 0 | 0 | Futian | -*>Futian
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Futian | -*>Futian-*>Shenzhen
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Futian | -*>Futian-*>Shenzhen-*>Guangdong
1 | 中国 | 0 | China | 4 | 1 | 0 | Futian | -*>Futian-*>Shenzhen-*>Guangdong-*>China
17 | 宝安区 | 10 | Baoan | 1 | 0 | 0 | Baoan | -*>Baoan
10 | 深圳市 | 3 | Shenzhen | 2 | 0 | 0 | Baoan | -*>Baoan-*>Shenzhen
3 | 广东省 | 1 | Guangdong | 3 | 0 | 0 | Baoan | -*>Baoan-*>Shenzhen-*>Guangdong
1 | 中国 | 0 | China | 4 | 1 | 0 | Baoan | -*>Baoan-*>Shenzhen-*>Guangdong-*>China
(16 rows)
@ -302,36 +302,36 @@ CONNECT BY PRIOR id = fatherid;
id | name | fatherid | name_desc | level | connect_by_isleaf | connect_by_iscycle | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+------------------------------------
1 | 中国 | 0 | China | 1 | 0 | 0 | China | /China
2 | 湖南省 | 1 | Hunan | 1 | 0 | 0 | Hunan | /Hunan
2 | 湖南省 | 1 | Hunan | 2 | 0 | 0 | China | /China/Hunan
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | /China/Hunan/Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
3 | 广东省 | 1 | Guangdong | 2 | 0 | 0 | China | /China/Guangdong
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
4 | 海南省 | 1 | Hainan | 2 | 1 | 0 | China | /China/Hainan
5 | 河北省 | 1 | Hebei | 2 | 1 | 0 | China | /China/Hebei
6 | 河南省 | 1 | Henan | 2 | 1 | 0 | China | /China/Henan
7 | 山东省 | 1 | Shandong | 2 | 1 | 0 | China | /China/Shandong
8 | 湖北省 | 1 | Hubei | 2 | 1 | 0 | China | /China/Hubei
9 | 江苏省 | 1 | Jiangsu | 2 | 1 | 0 | China | /China/Jiangsu
2 | 湖南省 | 1 | Hunan | 1 | 0 | 0 | Hunan | /Hunan
11 | 长沙市 | 2 | Changsha | 2 | 1 | 0 | Hunan | /Hunan/Changsha
13 | 衡阳市 | 2 | Hengyang | 2 | 0 | 0 | Hunan | /Hunan/Hengyang
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | /China/Hunan/Changsha
22 | 祁北县 | 13 | Qibei | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qixi
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
14 | 耒阳市 | 13 | Leiyang | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qinan
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
(31 rows)
/*
@ -371,25 +371,25 @@ START WITH name IN (select name from test_area where id < 3)
CONNECT BY PRIOR id = fatherid;
id | name | fatherid | name_desc | level | connect_by_isleaf | connect_by_iscycle | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+------------------------------------
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | /China/Hunan/Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
22 | 祁北县 | 13 | Qibei | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qixi
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
14 | 耒阳市 | 13 | Leiyang | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qinan
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
(19 rows)
/*
@ -429,25 +429,25 @@ START WITH name IN (select name from test_area where id < 3)
CONNECT BY PRIOR id = fatherid;
id | name | fatherid | name_desc | level | connect_by_isleaf | connect_by_iscycle | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-------+-------------------+--------------------+-----------------+------------------------------------
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
11 | 长沙市 | 2 | Changsha | 3 | 1 | 0 | China | /China/Hunan/Changsha
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
10 | 深圳市 | 3 | Shenzhen | 3 | 0 | 0 | China | /China/Guangdong/Shenzhen
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
22 | 祁北县 | 13 | Qibei | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qibei
21 | 祁西县 | 13 | Qixi | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qixi
13 | 衡阳市 | 2 | Hengyang | 3 | 0 | 0 | China | /China/Hunan/Hengyang
14 | 耒阳市 | 13 | Leiyang | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Leiyang
19 | 祁东县 | 13 | Qidong | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 3 | 1 | 0 | Hunan | /Hunan/Hengyang/Qinan
22 | 祁北县 | 13 | Qibei | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qibei
12 | 南山区 | 10 | Nanshan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Nanshan
21 | 祁西县 | 13 | Qixi | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qixi
14 | 耒阳市 | 13 | Leiyang | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Leiyang
15 | 龙岗区 | 10 | Longgang | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Longgang
16 | 福田区 | 10 | Futian | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Futian
17 | 宝安区 | 10 | Baoan | 4 | 1 | 0 | China | /China/Guangdong/Shenzhen/Baoan
19 | 祁东县 | 13 | Qidong | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qidong
18 | 常宁市 | 13 | Changning | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Changning
20 | 祁南县 | 13 | Qinan | 4 | 1 | 0 | China | /China/Hunan/Hengyang/Qinan
(19 rows)
-- 三、 打开guc enable_startwith_debug = on测试
@ -492,7 +492,10 @@ WARNING: Pushdown pseudo_tlist >>>>> [ -> WorkTableScan(tlist_len:12) -> Hash(t
WARNING: Pushdown pseudo_tlist >>>>> [ -> CteScan(tlist_len:11)]
LOG: StartWithDebug: LEVEL:1 array_key_1:/{13}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{13}/{2}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{13}/{2}
LOG: StartWithDebug: LEVEL:3 array_key_1:/{13}/{2}/{1}
LOG: StartWithDebug: LEVEL:3 array_key_1:/{13}/{2}/{1}
LOG: StartWithDebug: LEVEL:4 array_key_1:/{13}/{2}/{1}/{0}
LOG: StartWithDebug: LEVEL:4 array_key_1:/{13}/{2}/{1}/{0}
id | name | fatherid | name_desc | level | connect_by_root | cpath | RUITR | array_key_3 | array_col_2 | array_col_4
----+--------+----------+-----------+-------+-----------------+----------------------------+-------+-------------------+----------------------------+-------------------------------
@ -515,30 +518,27 @@ order siblings by id;
LOG: Accept a other Const val when evaluate FakeConst to rownum/level
WARNING: Good we got siblings sort key under RU.
WARNING: Good we got siblings sort key under RU.
WARNING: Good we got siblings sort key above RU.
WARNING: Pushdown pseudo_tlist >>>>> [ -> WorkTableScan(tlist_len:13) -> Hash(tlist_len:13) -> HashJoin(tlist_len:13) -> Sort(tlist_len:13) -> RecursiveUnion(tlist_len:13)]
WARNING: Pushdown pseudo_tlist >>>>> [ -> CteScan(tlist_len:12)]
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
select *, LEVEL, CONNECT_BY_ROOT(name_desc), SYS_CONNECT_BY_PATH(name, '/') cpath from test_area
START WITH name = '中国'
@ -551,7 +551,6 @@ order siblings by id;
LOG: Accept a other Const val when evaluate FakeConst to rownum/level
WARNING: Good we got siblings sort key under RU.
WARNING: Good we got siblings sort key under RU.
WARNING: Good we got siblings sort key above RU.
WARNING: Pushdown pseudo_tlist >>>>> [ -> WorkTableScan(tlist_len:13) -> Hash(tlist_len:13) -> HashJoin(tlist_len:13) -> Sort(tlist_len:13) -> RecursiveUnion(tlist_len:13)]
WARNING: Pushdown pseudo_tlist >>>>> [ -> CteScan(tlist_len:12)]
LOG: siblings key is \x01000000 current level is 1 tuple position is 1.
@ -559,69 +558,77 @@ LOG: StartWithDebug: LEVEL:1 array_key_1:/{1}
LOG: siblings key is \x0100000001000000 current level is 2 tuple position is 1
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{2}
LOG: siblings key is \x0100000002000000 current level is 2 tuple position is 2
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{3}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{2}
LOG: siblings key is \x0100000003000000 current level is 2 tuple position is 3
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{4}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{3}
LOG: siblings key is \x0100000004000000 current level is 2 tuple position is 4
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{5}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{4}
LOG: siblings key is \x0100000005000000 current level is 2 tuple position is 5
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{6}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{5}
LOG: siblings key is \x0100000006000000 current level is 2 tuple position is 6
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{7}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{6}
LOG: siblings key is \x0100000007000000 current level is 2 tuple position is 7
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{8}
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{7}
LOG: siblings key is \x0100000008000000 current level is 2 tuple position is 8
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{8}
LOG: siblings key is \x0100000009000000 current level is 2 tuple position is 9
LOG: StartWithDebug: LEVEL:2 array_key_1:/{1}/{9}
LOG: siblings key is \x010000000200000001000000 current level is 3 tuple position is 1
LOG: siblings key is \x010000000300000001000000 current level is 3 tuple position is 1
LOG: StartWithDebug: LEVEL:3 array_key_1:/{1}/{3}/{10}
LOG: siblings key is \x010000000100000002000000 current level is 3 tuple position is 2
LOG: siblings key is \x010000000200000002000000 current level is 3 tuple position is 2
LOG: StartWithDebug: LEVEL:3 array_key_1:/{1}/{2}/{11}
LOG: siblings key is \x010000000100000003000000 current level is 3 tuple position is 3
LOG: siblings key is \x010000000200000003000000 current level is 3 tuple position is 3
LOG: StartWithDebug: LEVEL:3 array_key_1:/{1}/{2}/{13}
LOG: siblings key is \x01000000020000000100000001000000 current level is 4 tuple position is 1
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{12}
LOG: siblings key is \x01000000010000000300000002000000 current level is 4 tuple position is 2
LOG: siblings key is \x01000000020000000300000001000000 current level is 4 tuple position is 1
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{14}
LOG: siblings key is \x01000000020000000100000003000000 current level is 4 tuple position is 3
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{15}
LOG: siblings key is \x01000000020000000100000004000000 current level is 4 tuple position is 4
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{16}
LOG: siblings key is \x01000000020000000100000005000000 current level is 4 tuple position is 5
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{17}
LOG: siblings key is \x01000000010000000300000006000000 current level is 4 tuple position is 6
LOG: siblings key is \x01000000020000000300000002000000 current level is 4 tuple position is 2
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{14}
LOG: siblings key is \x01000000020000000300000003000000 current level is 4 tuple position is 3
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{18}
LOG: siblings key is \x01000000010000000300000007000000 current level is 4 tuple position is 7
LOG: siblings key is \x01000000020000000300000004000000 current level is 4 tuple position is 4
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{19}
LOG: siblings key is \x01000000010000000300000008000000 current level is 4 tuple position is 8
LOG: siblings key is \x01000000020000000300000005000000 current level is 4 tuple position is 5
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{20}
LOG: siblings key is \x01000000010000000300000009000000 current level is 4 tuple position is 9
LOG: siblings key is \x01000000020000000300000006000000 current level is 4 tuple position is 6
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{21}
LOG: siblings key is \x0100000001000000030000000a000000 current level is 4 tuple position is 10
LOG: siblings key is \x01000000020000000300000007000000 current level is 4 tuple position is 7
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{2}/{13}/{22}
LOG: siblings key is \x010000000300000001000000 current level is 3 tuple position is 1
LOG: StartWithDebug: LEVEL:3 array_key_1:/{1}/{3}/{10}
LOG: siblings key is \x01000000030000000100000001000000 current level is 4 tuple position is 1
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{12}
LOG: siblings key is \x01000000030000000100000002000000 current level is 4 tuple position is 2
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{12}
LOG: siblings key is \x01000000030000000100000003000000 current level is 4 tuple position is 3
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{15}
LOG: siblings key is \x01000000030000000100000004000000 current level is 4 tuple position is 4
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{16}
LOG: siblings key is \x01000000030000000100000005000000 current level is 4 tuple position is 5
LOG: StartWithDebug: LEVEL:4 array_key_1:/{1}/{3}/{10}/{17}
id | name | fatherid | name_desc | level | connect_by_root | cpath | RUITR | array_key_1 | array_col_2 | array_col_4 | array_siblings
----+--------+----------+-----------+-------+-----------------+----------------------------+-------+--------------------+----------------------------+------------------------------------+------------------------------------
1 | 中国 | 0 | China | 1 | China | /中国 | 0 | /{1} | /中国 | /China | \x01000000
2 | 湖南省 | 1 | Hunan | 2 | China | /中国/湖南省 | 1 | /{1}/{2} | /中国/湖南省 | /China/Hunan | \x0100000001000000
11 | 长沙市 | 2 | Changsha | 3 | China | /中国/湖南省/长沙市 | 2 | /{1}/{2}/{11} | /中国/湖南省/长沙市 | /China/Hunan/Changsha | \x010000000100000002000000
13 | 衡阳市 | 2 | Hengyang | 3 | China | /中国/湖南省/衡阳市 | 2 | /{1}/{2}/{13} | /中国/湖南省/衡阳市 | /China/Hunan/Hengyang | \x010000000100000003000000
14 | 耒阳市 | 13 | Leiyang | 4 | China | /中国/湖南省/衡阳市/耒阳市 | 3 | /{1}/{2}/{13}/{14} | /中国/湖南省/衡阳市/耒阳市 | /China/Hunan/Hengyang/Leiyang | \x01000000010000000300000002000000
18 | 常宁市 | 13 | Changning | 4 | China | /中国/湖南省/衡阳市/常宁市 | 3 | /{1}/{2}/{13}/{18} | /中国/湖南省/衡阳市/常宁市 | /China/Hunan/Hengyang/Changning | \x01000000010000000300000006000000
19 | 祁东县 | 13 | Qidong | 4 | China | /中国/湖南省/衡阳市/祁东县 | 3 | /{1}/{2}/{13}/{19} | /中国/湖南省/衡阳市/祁东县 | /China/Hunan/Hengyang/Qidong | \x01000000010000000300000007000000
20 | 祁南县 | 13 | Qinan | 4 | China | /中国/湖南省/衡阳市/祁南县 | 3 | /{1}/{2}/{13}/{20} | /中国/湖南省/衡阳市/祁南县 | /China/Hunan/Hengyang/Qinan | \x01000000010000000300000008000000
21 | 祁西县 | 13 | Qixi | 4 | China | /中国/湖南省/衡阳市/祁西县 | 3 | /{1}/{2}/{13}/{21} | /中国/湖南省/衡阳市/祁西县 | /China/Hunan/Hengyang/Qixi | \x01000000010000000300000009000000
22 | 祁北县 | 13 | Qibei | 4 | China | /中国/湖南省/衡阳市/祁北县 | 3 | /{1}/{2}/{13}/{22} | /中国/湖南省/衡阳市/祁北县 | /China/Hunan/Hengyang/Qibei | \x0100000001000000030000000a000000
3 | 广东省 | 1 | Guangdong | 2 | China | /中国/广东省 | 1 | /{1}/{3} | /中国/广东省 | /China/Guangdong | \x0100000002000000
10 | 深圳市 | 3 | Shenzhen | 3 | China | /中国/广东省/深圳市 | 2 | /{1}/{3}/{10} | /中国/广东省/深圳市 | /China/Guangdong/Shenzhen | \x010000000200000001000000
12 | 南山区 | 10 | Nanshan | 4 | China | /中国/广东省/深圳市/南山区 | 3 | /{1}/{3}/{10}/{12} | /中国/广东省/深圳市/南山区 | /China/Guangdong/Shenzhen/Nanshan | \x01000000020000000100000001000000
15 | 龙岗区 | 10 | Longgang | 4 | China | /中国/广东省/深圳市/龙岗区 | 3 | /{1}/{3}/{10}/{15} | /中国/广东省/深圳市/龙岗区 | /China/Guangdong/Shenzhen/Longgang | \x01000000020000000100000003000000
16 | 福田区 | 10 | Futian | 4 | China | /中国/广东省/深圳市/福田区 | 3 | /{1}/{3}/{10}/{16} | /中国/广东省/深圳市/福田区 | /China/Guangdong/Shenzhen/Futian | \x01000000020000000100000004000000
17 | 宝安区 | 10 | Baoan | 4 | China | /中国/广东省/深圳市/宝安区 | 3 | /{1}/{3}/{10}/{17} | /中国/广东省/深圳市/宝安区 | /China/Guangdong/Shenzhen/Baoan | \x01000000020000000100000005000000
4 | 海南省 | 1 | Hainan | 2 | China | /中国/海南省 | 1 | /{1}/{4} | /中国/海南省 | /China/Hainan | \x0100000003000000
5 | 河北省 | 1 | Hebei | 2 | China | /中国/河北省 | 1 | /{1}/{5} | /中国/河北省 | /China/Hebei | \x0100000004000000
6 | 河南省 | 1 | Henan | 2 | China | /中国/河南省 | 1 | /{1}/{6} | /中国/河南省 | /China/Henan | \x0100000005000000
7 | 山东省 | 1 | Shandong | 2 | China | /中国/山东省 | 1 | /{1}/{7} | /中国/山东省 | /China/Shandong | \x0100000006000000
8 | 湖北省 | 1 | Hubei | 2 | China | /中国/湖北省 | 1 | /{1}/{8} | /中国/湖北省 | /China/Hubei | \x0100000007000000
9 | 江苏省 | 1 | Jiangsu | 2 | China | /中国/江苏省 | 1 | /{1}/{9} | /中国/江苏省 | /China/Jiangsu | \x0100000008000000
2 | 湖南省 | 1 | Hunan | 2 | China | /中国/湖南省 | 1 | /{1}/{2} | /中国/湖南省 | /China/Hunan | \x0100000002000000
11 | 长沙市 | 2 | Changsha | 3 | China | /中国/湖南省/长沙市 | 2 | /{1}/{2}/{11} | /中国/湖南省/长沙市 | /China/Hunan/Changsha | \x010000000200000002000000
13 | 衡阳市 | 2 | Hengyang | 3 | China | /中国/湖南省/衡阳市 | 2 | /{1}/{2}/{13} | /中国/湖南省/衡阳市 | /China/Hunan/Hengyang | \x010000000200000003000000
14 | 耒阳市 | 13 | Leiyang | 4 | China | /中国/湖南省/衡阳市/耒阳市 | 3 | /{1}/{2}/{13}/{14} | /中国/湖南省/衡阳市/耒阳市 | /China/Hunan/Hengyang/Leiyang | \x01000000020000000300000002000000
18 | 常宁市 | 13 | Changning | 4 | China | /中国/湖南省/衡阳市/常宁市 | 3 | /{1}/{2}/{13}/{18} | /中国/湖南省/衡阳市/常宁市 | /China/Hunan/Hengyang/Changning | \x01000000020000000300000003000000
19 | 祁东县 | 13 | Qidong | 4 | China | /中国/湖南省/衡阳市/祁东县 | 3 | /{1}/{2}/{13}/{19} | /中国/湖南省/衡阳市/祁东县 | /China/Hunan/Hengyang/Qidong | \x01000000020000000300000004000000
20 | 祁南县 | 13 | Qinan | 4 | China | /中国/湖南省/衡阳市/祁南县 | 3 | /{1}/{2}/{13}/{20} | /中国/湖南省/衡阳市/祁南县 | /China/Hunan/Hengyang/Qinan | \x01000000020000000300000005000000
21 | 祁西县 | 13 | Qixi | 4 | China | /中国/湖南省/衡阳市/祁西县 | 3 | /{1}/{2}/{13}/{21} | /中国/湖南省/衡阳市/祁西县 | /China/Hunan/Hengyang/Qixi | \x01000000020000000300000006000000
22 | 祁北县 | 13 | Qibei | 4 | China | /中国/湖南省/衡阳市/祁北县 | 3 | /{1}/{2}/{13}/{22} | /中国/湖南省/衡阳市/祁北县 | /China/Hunan/Hengyang/Qibei | \x01000000020000000300000007000000
3 | 广东省 | 1 | Guangdong | 2 | China | /中国/广东省 | 1 | /{1}/{3} | /中国/广东省 | /China/Guangdong | \x0100000003000000
10 | 深圳市 | 3 | Shenzhen | 3 | China | /中国/广东省/深圳市 | 2 | /{1}/{3}/{10} | /中国/广东省/深圳市 | /China/Guangdong/Shenzhen | \x010000000300000001000000
12 | 南山区 | 10 | Nanshan | 4 | China | /中国/广东省/深圳市/南山区 | 3 | /{1}/{3}/{10}/{12} | /中国/广东省/深圳市/南山区 | /China/Guangdong/Shenzhen/Nanshan | \x01000000030000000100000002000000
15 | 龙岗区 | 10 | Longgang | 4 | China | /中国/广东省/深圳市/龙岗区 | 3 | /{1}/{3}/{10}/{15} | /中国/广东省/深圳市/龙岗区 | /China/Guangdong/Shenzhen/Longgang | \x01000000030000000100000003000000
16 | 福田区 | 10 | Futian | 4 | China | /中国/广东省/深圳市/福田区 | 3 | /{1}/{3}/{10}/{16} | /中国/广东省/深圳市/福田区 | /China/Guangdong/Shenzhen/Futian | \x01000000030000000100000004000000
17 | 宝安区 | 10 | Baoan | 4 | China | /中国/广东省/深圳市/宝安区 | 3 | /{1}/{3}/{10}/{17} | /中国/广东省/深圳市/宝安区 | /China/Guangdong/Shenzhen/Baoan | \x01000000030000000100000005000000
4 | 海南省 | 1 | Hainan | 2 | China | /中国/海南省 | 1 | /{1}/{4} | /中国/海南省 | /China/Hainan | \x0100000004000000
5 | 河北省 | 1 | Hebei | 2 | China | /中国/河北省 | 1 | /{1}/{5} | /中国/河北省 | /China/Hebei | \x0100000005000000
6 | 河南省 | 1 | Henan | 2 | China | /中国/河南省 | 1 | /{1}/{6} | /中国/河南省 | /China/Henan | \x0100000006000000
7 | 山东省 | 1 | Shandong | 2 | China | /中国/山东省 | 1 | /{1}/{7} | /中国/山东省 | /China/Shandong | \x0100000007000000
8 | 湖北省 | 1 | Hubei | 2 | China | /中国/湖北省 | 1 | /{1}/{8} | /中国/湖北省 | /China/Hubei | \x0100000008000000
9 | 江苏省 | 1 | Jiangsu | 2 | China | /中国/江苏省 | 1 | /{1}/{9} | /中国/江苏省 | /China/Jiangsu | \x0100000009000000
(22 rows)
reset enable_startwith_debug;
@ -649,11 +656,11 @@ select sys_connect_by_path(a, '@') from test_connect_sys start with x = 'A' conn
---------------------
@
@ @
@ @ @
@ @ @ @
@ @ @ @
@ @
@ @ @
@ @ @
@ @ @ @
@ @ @ @
(7 rows)
-- connect_by_root with blank value

582
src/test/regress/expected/sw_bugfix-1.out
View File

@ -107,50 +107,10 @@ select * from test_hcb_ptbc t1 start with t1.id = 11 connect by prior t1.id = t1
-----+------------+------+-----+--------------------------+----------+--------------------------+----------+-----+------------+------+------+--------------------------+----------+--------------------------
11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021 | 江苏省 | 1 | a | a | a | Sun Dec 12 12:12:12 2021 | 12:12:12 | Sun Dec 12 12:12:12 2021
111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021 | 南京市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
112 | aab | aab | aab | Fri Jan 01 01:01:11 2021 | 01:01:11 | Fri Jan 01 01:01:11 2021 | 宿迁市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
113 | aac | aac | aac | Fri Jan 01 01:01:12 2021 | 01:01:12 | Fri Jan 01 01:01:12 2021 | 徐州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
114 | aad | aad | aad | Fri Jan 01 01:01:13 2021 | 01:01:13 | Fri Jan 01 01:01:13 2021 | 苏州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
115 | aae | aae | aae | Fri Jan 01 01:01:14 2021 | 01:01:14 | Fri Jan 01 01:01:14 2021 | 盐城市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
117 | aag | aag | aag | Fri Jan 01 01:01:16 2021 | 01:01:16 | Fri Jan 01 01:01:16 2021 | 常州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
116 | aaf | aaf | aaf | Fri Jan 01 01:01:15 2021 | 01:01:15 | Fri Jan 01 01:01:15 2021 | 无锡市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
118 | aah | aah | aah | Fri Jan 01 01:01:17 2021 | 01:01:17 | Fri Jan 01 01:01:17 2021 | 连云港 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
119 | aai | aai | aai | Fri Jan 01 01:01:18 2021 | 01:01:18 | Fri Jan 01 01:01:18 2021 | 泰州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021 | 江宁区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
122 | abb | abb | abb | Fri Jan 01 01:01:21 2021 | 01:01:21 | Fri Jan 01 01:01:21 2021 | 雨花台 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
123 | abc | abc | abc | Fri Jan 01 01:01:22 2021 | 01:01:22 | Fri Jan 01 01:01:22 2021 | 鼓楼区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
124 | abd | abd | abd | Fri Jan 01 01:01:23 2021 | 01:01:23 | Fri Jan 01 01:01:23 2021 | 玄武区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
125 | abe | abe | abe | Fri Jan 01 01:01:24 2021 | 01:01:24 | Fri Jan 01 01:01:24 2021 | 建邺区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
126 | abf | abf | abf | Fri Jan 01 01:01:25 2021 | 01:01:25 | Fri Jan 01 01:01:25 2021 | 秦淮区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
127 | abg | abg | abg | Fri Jan 01 01:01:26 2021 | 01:01:26 | Fri Jan 01 01:01:26 2021 | 浦口区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
128 | abh | abh | abh | Fri Jan 01 01:01:27 2021 | 01:01:27 | Fri Jan 01 01:01:27 2021 | 浦口区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
129 | abi | abi | abi | Fri Jan 01 01:01:28 2021 | 01:01:28 | Fri Jan 01 01:01:28 2021 | 六合区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021 | 东山街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
132 | acb | acb | acb | Fri Jan 01 01:01:31 2021 | 01:01:31 | Fri Jan 01 01:01:31 2021 | 秣陵街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
133 | acc | acc | acc | Fri Jan 01 01:01:32 2021 | 01:01:32 | Fri Jan 01 01:01:32 2021 | 汤山街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
135 | ace | ace | ace | Fri Jan 01 01:01:34 2021 | 01:01:34 | Fri Jan 01 01:01:34 2021 | 禄口街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
134 | acd | acd | acd | Fri Jan 01 01:01:33 2021 | 01:01:33 | Fri Jan 01 01:01:33 2021 | 淳化街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
136 | acf | acf | acf | Fri Jan 01 01:01:35 2021 | 01:01:35 | Fri Jan 01 01:01:35 2021 | 江宁街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
137 | acg | acg | acg | Fri Jan 01 01:01:36 2021 | 01:01:36 | Fri Jan 01 01:01:36 2021 | 谷里街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
138 | ach | ach | ach | Fri Jan 01 01:01:37 2021 | 01:01:37 | Fri Jan 01 01:01:37 2021 | 湖熟街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
139 | aci | aci | aci | Fri Jan 01 01:01:38 2021 | 01:01:38 | Fri Jan 01 01:01:38 2021 | 横溪街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021 | 江南摩卡 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
142 | adb | adb | adb | Fri Jan 01 01:01:41 2021 | 01:01:41 | Fri Jan 01 01:01:41 2021 | 四季云顶 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
143 | adc | adc | adc | Fri Jan 01 01:01:42 2021 | 01:01:42 | Fri Jan 01 01:01:42 2021 | 盛世江南 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
144 | add | add | add | Fri Jan 01 01:01:43 2021 | 01:01:43 | Fri Jan 01 01:01:43 2021 | 七里香都 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
145 | ade | ade | ade | Fri Jan 01 01:01:44 2021 | 01:01:44 | Fri Jan 01 01:01:44 2021 | 西山枫林 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
146 | adf | adf | adf | Fri Jan 01 01:01:45 2021 | 01:01:45 | Fri Jan 01 01:01:45 2021 | 醉墨小镇 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
147 | adg | adg | adg | Fri Jan 01 01:01:46 2021 | 01:01:46 | Fri Jan 01 01:01:46 2021 | 布拉格调 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
148 | adh | adh | adh | Fri Jan 01 01:01:47 2021 | 01:01:47 | Fri Jan 01 01:01:47 2021 | 清幽别院 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
149 | adi | adi | adi | Fri Jan 01 01:01:48 2021 | 01:01:48 | Fri Jan 01 01:01:48 2021 | 璀璨天城 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021 | 江南一楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
152 | aeb | aeb | aeb | Fri Jan 01 01:01:51 2021 | 01:01:51 | Fri Jan 01 01:01:51 2021 | 江南二楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
153 | aec | aec | aec | Fri Jan 01 01:01:52 2021 | 01:01:52 | Fri Jan 01 01:01:52 2021 | 江南三楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
154 | aed | aed | aed | Fri Jan 01 01:01:53 2021 | 01:01:53 | Fri Jan 01 01:01:53 2021 | 江南四楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
155 | aee | aee | aee | Fri Jan 01 01:01:54 2021 | 01:01:54 | Fri Jan 01 01:01:54 2021 | 江南五楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
156 | aef | aef | aef | Fri Jan 01 01:01:55 2021 | 01:01:55 | Fri Jan 01 01:01:55 2021 | 江南六楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
157 | aeg | aeg | aeg | Fri Jan 01 01:01:56 2021 | 01:01:56 | Fri Jan 01 01:01:56 2021 | 江南七楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
158 | aeh | aeh | aeh | Fri Jan 01 01:01:57 2021 | 01:01:57 | Fri Jan 01 01:01:57 2021 | 江南八楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
159 | aei | aei | aei | Fri Jan 01 01:01:58 2021 | 01:01:58 | Fri Jan 01 01:01:58 2021 | 江南九楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
161 | afa | afa | afa | Fri Jan 01 01:02:50 2021 | 01:02:50 | Fri Jan 01 01:02:50 2021 | 第一单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
162 | afb | afb | afb | Fri Jan 01 01:02:51 2021 | 01:02:51 | Fri Jan 01 01:02:51 2021 | 第二单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
163 | afc | afc | afc | Fri Jan 01 01:02:52 2021 | 01:02:52 | Fri Jan 01 01:02:52 2021 | 第三单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
@ -160,6 +120,46 @@ select * from test_hcb_ptbc t1 start with t1.id = 11 connect by prior t1.id = t1
167 | afg | afg | afg | Fri Jan 01 01:02:56 2021 | 01:02:56 | Fri Jan 01 01:02:56 2021 | 第七单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
168 | afh | afh | afh | Fri Jan 01 01:02:57 2021 | 01:02:57 | Fri Jan 01 01:02:57 2021 | 第八单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
169 | afi | afi | afi | Fri Jan 01 01:02:58 2021 | 01:02:58 | Fri Jan 01 01:02:58 2021 | 第九单元 | 151 | aea | aea | aea | Fri Jan 01 01:01:50 2021 | 01:01:50 | Fri Jan 01 01:01:50 2021
152 | aeb | aeb | aeb | Fri Jan 01 01:01:51 2021 | 01:01:51 | Fri Jan 01 01:01:51 2021 | 江南二楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
153 | aec | aec | aec | Fri Jan 01 01:01:52 2021 | 01:01:52 | Fri Jan 01 01:01:52 2021 | 江南三楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
154 | aed | aed | aed | Fri Jan 01 01:01:53 2021 | 01:01:53 | Fri Jan 01 01:01:53 2021 | 江南四楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
155 | aee | aee | aee | Fri Jan 01 01:01:54 2021 | 01:01:54 | Fri Jan 01 01:01:54 2021 | 江南五楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
156 | aef | aef | aef | Fri Jan 01 01:01:55 2021 | 01:01:55 | Fri Jan 01 01:01:55 2021 | 江南六楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
157 | aeg | aeg | aeg | Fri Jan 01 01:01:56 2021 | 01:01:56 | Fri Jan 01 01:01:56 2021 | 江南七楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
158 | aeh | aeh | aeh | Fri Jan 01 01:01:57 2021 | 01:01:57 | Fri Jan 01 01:01:57 2021 | 江南八楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
159 | aei | aei | aei | Fri Jan 01 01:01:58 2021 | 01:01:58 | Fri Jan 01 01:01:58 2021 | 江南九楼 | 141 | ada | ada | ada | Fri Jan 01 01:01:40 2021 | 01:01:40 | Fri Jan 01 01:01:40 2021
142 | adb | adb | adb | Fri Jan 01 01:01:41 2021 | 01:01:41 | Fri Jan 01 01:01:41 2021 | 四季云顶 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
143 | adc | adc | adc | Fri Jan 01 01:01:42 2021 | 01:01:42 | Fri Jan 01 01:01:42 2021 | 盛世江南 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
144 | add | add | add | Fri Jan 01 01:01:43 2021 | 01:01:43 | Fri Jan 01 01:01:43 2021 | 七里香都 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
145 | ade | ade | ade | Fri Jan 01 01:01:44 2021 | 01:01:44 | Fri Jan 01 01:01:44 2021 | 西山枫林 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
146 | adf | adf | adf | Fri Jan 01 01:01:45 2021 | 01:01:45 | Fri Jan 01 01:01:45 2021 | 醉墨小镇 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
147 | adg | adg | adg | Fri Jan 01 01:01:46 2021 | 01:01:46 | Fri Jan 01 01:01:46 2021 | 布拉格调 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
148 | adh | adh | adh | Fri Jan 01 01:01:47 2021 | 01:01:47 | Fri Jan 01 01:01:47 2021 | 清幽别院 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
149 | adi | adi | adi | Fri Jan 01 01:01:48 2021 | 01:01:48 | Fri Jan 01 01:01:48 2021 | 璀璨天城 | 131 | aca | aca | aca | Fri Jan 01 01:01:30 2021 | 01:01:30 | Fri Jan 01 01:01:30 2021
132 | acb | acb | acb | Fri Jan 01 01:01:31 2021 | 01:01:31 | Fri Jan 01 01:01:31 2021 | 秣陵街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
133 | acc | acc | acc | Fri Jan 01 01:01:32 2021 | 01:01:32 | Fri Jan 01 01:01:32 2021 | 汤山街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
135 | ace | ace | ace | Fri Jan 01 01:01:34 2021 | 01:01:34 | Fri Jan 01 01:01:34 2021 | 禄口街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
134 | acd | acd | acd | Fri Jan 01 01:01:33 2021 | 01:01:33 | Fri Jan 01 01:01:33 2021 | 淳化街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
136 | acf | acf | acf | Fri Jan 01 01:01:35 2021 | 01:01:35 | Fri Jan 01 01:01:35 2021 | 江宁街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
137 | acg | acg | acg | Fri Jan 01 01:01:36 2021 | 01:01:36 | Fri Jan 01 01:01:36 2021 | 谷里街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
138 | ach | ach | ach | Fri Jan 01 01:01:37 2021 | 01:01:37 | Fri Jan 01 01:01:37 2021 | 湖熟街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
139 | aci | aci | aci | Fri Jan 01 01:01:38 2021 | 01:01:38 | Fri Jan 01 01:01:38 2021 | 横溪街 | 121 | aba | aba | aba | Fri Jan 01 01:01:20 2021 | 01:01:20 | Fri Jan 01 01:01:20 2021
122 | abb | abb | abb | Fri Jan 01 01:01:21 2021 | 01:01:21 | Fri Jan 01 01:01:21 2021 | 雨花台 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
123 | abc | abc | abc | Fri Jan 01 01:01:22 2021 | 01:01:22 | Fri Jan 01 01:01:22 2021 | 鼓楼区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
124 | abd | abd | abd | Fri Jan 01 01:01:23 2021 | 01:01:23 | Fri Jan 01 01:01:23 2021 | 玄武区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
125 | abe | abe | abe | Fri Jan 01 01:01:24 2021 | 01:01:24 | Fri Jan 01 01:01:24 2021 | 建邺区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
126 | abf | abf | abf | Fri Jan 01 01:01:25 2021 | 01:01:25 | Fri Jan 01 01:01:25 2021 | 秦淮区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
127 | abg | abg | abg | Fri Jan 01 01:01:26 2021 | 01:01:26 | Fri Jan 01 01:01:26 2021 | 浦口区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
128 | abh | abh | abh | Fri Jan 01 01:01:27 2021 | 01:01:27 | Fri Jan 01 01:01:27 2021 | 浦口区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
129 | abi | abi | abi | Fri Jan 01 01:01:28 2021 | 01:01:28 | Fri Jan 01 01:01:28 2021 | 六合区 | 111 | aaa | aaa | aaa | Fri Jan 01 01:01:10 2021 | 01:01:10 | Fri Jan 01 01:01:10 2021
112 | aab | aab | aab | Fri Jan 01 01:01:11 2021 | 01:01:11 | Fri Jan 01 01:01:11 2021 | 宿迁市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
113 | aac | aac | aac | Fri Jan 01 01:01:12 2021 | 01:01:12 | Fri Jan 01 01:01:12 2021 | 徐州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
114 | aad | aad | aad | Fri Jan 01 01:01:13 2021 | 01:01:13 | Fri Jan 01 01:01:13 2021 | 苏州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
115 | aae | aae | aae | Fri Jan 01 01:01:14 2021 | 01:01:14 | Fri Jan 01 01:01:14 2021 | 盐城市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
117 | aag | aag | aag | Fri Jan 01 01:01:16 2021 | 01:01:16 | Fri Jan 01 01:01:16 2021 | 常州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
116 | aaf | aaf | aaf | Fri Jan 01 01:01:15 2021 | 01:01:15 | Fri Jan 01 01:01:15 2021 | 无锡市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
118 | aah | aah | aah | Fri Jan 01 01:01:17 2021 | 01:01:17 | Fri Jan 01 01:01:17 2021 | 连云港 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
119 | aai | aai | aai | Fri Jan 01 01:01:18 2021 | 01:01:18 | Fri Jan 01 01:01:18 2021 | 泰州市 | 11 | aa | aa | aa | Fri Jan 01 01:01:01 2021 | 01:01:01 | Fri Jan 01 01:01:01 2021
(55 rows)
SELECT t1.id,t1.pid,t1.name,level FROM test_hcb_ptb t1,test_hcb_ptb t2 WHERE t1.id=t2.id START WITH t1.id=141 CONNECT BY PRIOR t1.id=t1.pid FOR UPDATE OF t2 NOWAIT;
@ -178,50 +178,10 @@ select pid x,id,CONNECT_BY_ROOT ID from test_hcb_ptbc t1 start with id = 11 conn
-----+-----+-------------------
1 | 11 | 11
11 | 111 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
111 | 121 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
121 | 131 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
131 | 141 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
141 | 151 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
151 | 161 | 11
151 | 162 | 11
151 | 163 | 11
@ -231,6 +191,46 @@ select pid x,id,CONNECT_BY_ROOT ID from test_hcb_ptbc t1 start with id = 11 conn
151 | 167 | 11
151 | 168 | 11
151 | 169 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
(55 rows)
select pid x,id,CONNECT_BY_ROOT ID alias_id from test_hcb_ptbc t1 start with id = 11 connect by prior id = pid;
@ -238,50 +238,10 @@ select pid x,id,CONNECT_BY_ROOT ID alias_id from test_hcb_ptbc t1 start with id
-----+-----+----------
1 | 11 | 11
11 | 111 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
111 | 121 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
121 | 131 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
131 | 141 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
141 | 151 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
151 | 161 | 11
151 | 162 | 11
151 | 163 | 11
@ -291,6 +251,46 @@ select pid x,id,CONNECT_BY_ROOT ID alias_id from test_hcb_ptbc t1 start with id
151 | 167 | 11
151 | 168 | 11
151 | 169 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
(55 rows)
select pid x,id,CONNECT_BY_ROOT t1.ID from test_hcb_ptbc t1 start with id = 11 connect by prior id = pid;
@ -298,50 +298,10 @@ select pid x,id,CONNECT_BY_ROOT t1.ID from test_hcb_ptbc t1 start with id = 11 c
-----+-----+----------------------
1 | 11 | 11
11 | 111 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
111 | 121 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
121 | 131 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
131 | 141 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
141 | 151 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
151 | 161 | 11
151 | 162 | 11
151 | 163 | 11
@ -351,6 +311,46 @@ select pid x,id,CONNECT_BY_ROOT t1.ID from test_hcb_ptbc t1 start with id = 11 c
151 | 167 | 11
151 | 168 | 11
151 | 169 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
(55 rows)
select pid x,id,CONNECT_BY_ROOT t1.ID alias_id from test_hcb_ptbc t1 start with id = 11 connect by prior id = pid;
@ -358,50 +358,10 @@ select pid x,id,CONNECT_BY_ROOT t1.ID alias_id from test_hcb_ptbc t1 start with
-----+-----+----------
1 | 11 | 11
11 | 111 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
111 | 121 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
121 | 131 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
131 | 141 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
141 | 151 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
151 | 161 | 11
151 | 162 | 11
151 | 163 | 11
@ -411,6 +371,46 @@ select pid x,id,CONNECT_BY_ROOT t1.ID alias_id from test_hcb_ptbc t1 start with
151 | 167 | 11
151 | 168 | 11
151 | 169 | 11
141 | 152 | 11
141 | 153 | 11
141 | 154 | 11
141 | 155 | 11
141 | 156 | 11
141 | 157 | 11
141 | 158 | 11
141 | 159 | 11
131 | 142 | 11
131 | 143 | 11
131 | 144 | 11
131 | 145 | 11
131 | 146 | 11
131 | 147 | 11
131 | 148 | 11
131 | 149 | 11
121 | 132 | 11
121 | 133 | 11
121 | 135 | 11
121 | 134 | 11
121 | 136 | 11
121 | 137 | 11
121 | 138 | 11
121 | 139 | 11
111 | 122 | 11
111 | 123 | 11
111 | 124 | 11
111 | 125 | 11
111 | 126 | 11
111 | 127 | 11
111 | 128 | 11
111 | 129 | 11
11 | 112 | 11
11 | 113 | 11
11 | 114 | 11
11 | 115 | 11
11 | 117 | 11
11 | 116 | 11
11 | 118 | 11
11 | 119 | 11
(55 rows)
/* connect by union */
@ -908,14 +908,6 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path(null, '->') pa, t1.name from test_
-----+-----+-------+--------------------+----------
141 | 131 | 1 | ->null | 江南摩卡
151 | 141 | 2 | ->null->null | 江南一楼
152 | 141 | 2 | ->null->null | 江南二楼
153 | 141 | 2 | ->null->null | 江南三楼
154 | 141 | 2 | ->null->null | 江南四楼
155 | 141 | 2 | ->null->null | 江南五楼
156 | 141 | 2 | ->null->null | 江南六楼
157 | 141 | 2 | ->null->null | 江南七楼
158 | 141 | 2 | ->null->null | 江南八楼
159 | 141 | 2 | ->null->null | 江南九楼
161 | 151 | 3 | ->null->null->null | 第一单元
162 | 151 | 3 | ->null->null->null | 第二单元
163 | 151 | 3 | ->null->null->null | 第三单元
@ -925,6 +917,14 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path(null, '->') pa, t1.name from test_
167 | 151 | 3 | ->null->null->null | 第七单元
168 | 151 | 3 | ->null->null->null | 第八单元
169 | 151 | 3 | ->null->null->null | 第九单元
152 | 141 | 2 | ->null->null | 江南二楼
153 | 141 | 2 | ->null->null | 江南三楼
154 | 141 | 2 | ->null->null | 江南四楼
155 | 141 | 2 | ->null->null | 江南五楼
156 | 141 | 2 | ->null->null | 江南六楼
157 | 141 | 2 | ->null->null | 江南七楼
158 | 141 | 2 | ->null->null | 江南八楼
159 | 141 | 2 | ->null->null | 江南九楼
(19 rows)
select t1.id,t1.pid,LEVEL,sys_connect_by_path('id', '->') pa, t1.name from test_hcb_ptb t1 start with id = 141 connect by prior id = pid;
@ -932,14 +932,6 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path('id', '->') pa, t1.name from test_
-----+-----+-------+--------------+----------
141 | 131 | 1 | ->id | 江南摩卡
151 | 141 | 2 | ->id->id | 江南一楼
152 | 141 | 2 | ->id->id | 江南二楼
153 | 141 | 2 | ->id->id | 江南三楼
154 | 141 | 2 | ->id->id | 江南四楼
155 | 141 | 2 | ->id->id | 江南五楼
156 | 141 | 2 | ->id->id | 江南六楼
157 | 141 | 2 | ->id->id | 江南七楼
158 | 141 | 2 | ->id->id | 江南八楼
159 | 141 | 2 | ->id->id | 江南九楼
161 | 151 | 3 | ->id->id->id | 第一单元
162 | 151 | 3 | ->id->id->id | 第二单元
163 | 151 | 3 | ->id->id->id | 第三单元
@ -949,6 +941,14 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path('id', '->') pa, t1.name from test_
167 | 151 | 3 | ->id->id->id | 第七单元
168 | 151 | 3 | ->id->id->id | 第八单元
169 | 151 | 3 | ->id->id->id | 第九单元
152 | 141 | 2 | ->id->id | 江南二楼
153 | 141 | 2 | ->id->id | 江南三楼
154 | 141 | 2 | ->id->id | 江南四楼
155 | 141 | 2 | ->id->id | 江南五楼
156 | 141 | 2 | ->id->id | 江南六楼
157 | 141 | 2 | ->id->id | 江南七楼
158 | 141 | 2 | ->id->id | 江南八楼
159 | 141 | 2 | ->id->id | 江南九楼
(19 rows)
select t1.id,t1.pid,LEVEL,sys_connect_by_path(' ', '->') pa, t1.name from test_hcb_ptb t1 start with id = 141 connect by prior id = pid;
@ -956,14 +956,6 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path(' ', '->') pa, t1.name from test_
-----+-----+-------+-----------+----------
141 | 131 | 1 | ->  | 江南摩卡
151 | 141 | 2 | -> ->  | 江南一楼
152 | 141 | 2 | -> ->  | 江南二楼
153 | 141 | 2 | -> ->  | 江南三楼
154 | 141 | 2 | -> ->  | 江南四楼
155 | 141 | 2 | -> ->  | 江南五楼
156 | 141 | 2 | -> ->  | 江南六楼
157 | 141 | 2 | -> ->  | 江南七楼
158 | 141 | 2 | -> ->  | 江南八楼
159 | 141 | 2 | -> ->  | 江南九楼
161 | 151 | 3 | -> -> ->  | 第一单元
162 | 151 | 3 | -> -> ->  | 第二单元
163 | 151 | 3 | -> -> ->  | 第三单元
@ -973,6 +965,14 @@ select t1.id,t1.pid,LEVEL,sys_connect_by_path(' ', '->') pa, t1.name from test_
167 | 151 | 3 | -> -> ->  | 第七单元
168 | 151 | 3 | -> -> ->  | 第八单元
169 | 151 | 3 | -> -> ->  | 第九单元
152 | 141 | 2 | -> ->  | 江南二楼
153 | 141 | 2 | -> ->  | 江南三楼
154 | 141 | 2 | -> ->  | 江南四楼
155 | 141 | 2 | -> ->  | 江南五楼
156 | 141 | 2 | -> ->  | 江南六楼
157 | 141 | 2 | -> ->  | 江南七楼
158 | 141 | 2 | -> ->  | 江南八楼
159 | 141 | 2 | -> ->  | 江南九楼
(19 rows)
explain select t1.id,t1.pid,t1.name,level from test_hcb_ptb t1 start with id=141 connect by prior id=pid Order By NLSSORT ( id, ' NLS_SORT = SCHINESE_PINYIN_M ' );
@ -1179,59 +1179,11 @@ select t1.id, LEVEL, connect_by_iscycle from test_hcb_ptb t1 start with id = 1 c
-----+-------+--------------------
1 | 1 | 0
11 | 2 | 0
12 | 2 | 0
13 | 2 | 0
14 | 2 | 0
15 | 2 | 0
16 | 2 | 0
17 | 2 | 0
18 | 2 | 0
19 | 2 | 0
111 | 3 | 0
112 | 3 | 0
113 | 3 | 0
114 | 3 | 0
115 | 3 | 0
117 | 3 | 0
116 | 3 | 0
118 | 3 | 0
119 | 3 | 0
121 | 4 | 0
122 | 4 | 0
123 | 4 | 0
124 | 4 | 0
125 | 4 | 0
126 | 4 | 0
127 | 4 | 0
128 | 4 | 0
129 | 4 | 0
131 | 5 | 0
132 | 5 | 0
133 | 5 | 0
135 | 5 | 0
134 | 5 | 0
136 | 5 | 0
137 | 5 | 0
138 | 5 | 0
139 | 5 | 0
141 | 6 | 0
142 | 6 | 0
143 | 6 | 0
144 | 6 | 0
145 | 6 | 0
146 | 6 | 0
147 | 6 | 0
148 | 6 | 0
149 | 6 | 0
151 | 7 | 0
152 | 7 | 0
153 | 7 | 0
154 | 7 | 0
155 | 7 | 0
156 | 7 | 0
157 | 7 | 0
158 | 7 | 0
159 | 7 | 0
161 | 8 | 0
162 | 8 | 0
163 | 8 | 0
@ -1241,6 +1193,54 @@ select t1.id, LEVEL, connect_by_iscycle from test_hcb_ptb t1 start with id = 1 c
167 | 8 | 0
168 | 8 | 0
169 | 8 | 0
152 | 7 | 0
153 | 7 | 0
154 | 7 | 0
155 | 7 | 0
156 | 7 | 0
157 | 7 | 0
158 | 7 | 0
159 | 7 | 0
142 | 6 | 0
143 | 6 | 0
144 | 6 | 0
145 | 6 | 0
146 | 6 | 0
147 | 6 | 0
148 | 6 | 0
149 | 6 | 0
132 | 5 | 0
133 | 5 | 0
135 | 5 | 0
134 | 5 | 0
136 | 5 | 0
137 | 5 | 0
138 | 5 | 0
139 | 5 | 0
122 | 4 | 0
123 | 4 | 0
124 | 4 | 0
125 | 4 | 0
126 | 4 | 0
127 | 4 | 0
128 | 4 | 0
129 | 4 | 0
112 | 3 | 0
113 | 3 | 0
114 | 3 | 0
115 | 3 | 0
117 | 3 | 0
116 | 3 | 0
118 | 3 | 0
119 | 3 | 0
12 | 2 | 0
13 | 2 | 0
14 | 2 | 0
15 | 2 | 0
16 | 2 | 0
17 | 2 | 0
18 | 2 | 0
19 | 2 | 0
(64 rows)
create table mag_area
@ -1492,13 +1492,31 @@ SELECT prior AS start, connect AS prior, prior FROM START START START WITH conne
SELECT start AS connect, prior AS start FROM CONNECT CONNECT CONNECT BY ROWNUM <5;
connect | start
---------+-------
1 | 2
1 | 2
1 | 2
1 | 2
1 | 3
3 | 4
3 | 5
5 | 6
6 | 7
(6 rows)
1 | 3
3 | 4
3 | 5
5 | 6
6 | 7
1 | 3
3 | 4
3 | 5
5 | 6
6 | 7
1 | 3
3 | 4
3 | 5
5 | 6
6 | 7
(24 rows)
DROP TABLE IF EXISTS start;
DROP TABLE IF EXISTS connect;
@ -1560,10 +1578,18 @@ select c_int from t_test_array_base connect by c_int[1:2]=array[1,2] and rownum
c_int
------------------
{1,2,NULL,10,11}
{1,2,2,10}
{1,2,2,10}
{1,2,NULL,10,11}
(4 rows)
{1,2,NULL,10,11}
{1,2,NULL,10,11}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
{1,2,2,10}
(12 rows)
drop table t_test_array_base;
-- test invalid columnref
@ -1707,8 +1733,8 @@ select sys_connect_by_path(name, '/') from test3 connect by parentid = prior id
/root/a/a2
/a1
/a3/a31
/b2
/root/a/a3
/b2
/root/b/b1
/root/c
/a/a3/a31
@ -1793,8 +1819,8 @@ select max(name) from test3 connect by parentid = prior id group by sys_connect_
a2
a1
a31
b2
a3
b2
b1
c
a31

491
src/test/regress/expected/sw_bugfix-2.out
View File

@ -91,35 +91,35 @@ CONNECT BY id = PRIOR fatherid;
id | name | fatherid | name_desc | connect_by_root | sys_connect_by_path
----+--------+----------+-----------+-----------------+-----------------------------------
14 | 耒阳市 | 13 | | | ->null
14 | 耒阳市 | 13 | Leiyang | Leiyang | ->Leiyang
13 | 衡阳市 | 2 | | | ->Leiyang->null
13 | 衡阳市 | 2 | | | ->null->null
13 | 衡阳市 | 2 | Hengyang | Leiyang | ->Leiyang->Hengyang
2 | 湖南省 | 1 | | | ->null->null->null
1 | 中国 | 0 | | | ->null->null->null->null
1 | 中国 | 0 | China | null | ->null->null->null->China
2 | 湖南省 | 1 | Hunan | null | ->null->null->Hunan
1 | 中国 | 0 | | | ->null->null->Hunan->null
1 | 中国 | 0 | China | null | ->null->null->Hunan->China
13 | 衡阳市 | 2 | Hengyang | null | ->null->Hengyang
2 | 湖南省 | 1 | | | ->null->Hengyang->null
2 | 湖南省 | 1 | | | ->Leiyang->Hengyang->null
2 | 湖南省 | 1 | | | ->null->null->null
2 | 湖南省 | 1 | | | ->Leiyang->null->null
1 | 中国 | 0 | | | ->null->Hengyang->null->null
1 | 中国 | 0 | China | null | ->null->Hengyang->null->China
2 | 湖南省 | 1 | Hunan | null | ->null->Hengyang->Hunan
2 | 湖南省 | 1 | Hunan | Leiyang | ->Leiyang->Hengyang->Hunan
2 | 湖南省 | 1 | Hunan | null | ->null->null->Hunan
1 | 中国 | 0 | | | ->null->Hengyang->Hunan->null
1 | 中国 | 0 | China | null | ->null->Hengyang->Hunan->China
14 | 耒阳市 | 13 | Leiyang | Leiyang | ->Leiyang
13 | 衡阳市 | 2 | | | ->Leiyang->null
2 | 湖南省 | 1 | | | ->Leiyang->null->null
1 | 中国 | 0 | | | ->Leiyang->null->null->null
1 | 中国 | 0 | China | Leiyang | ->Leiyang->null->null->China
2 | 湖南省 | 1 | Hunan | Leiyang | ->Leiyang->null->Hunan
1 | 中国 | 0 | | | ->Leiyang->null->Hunan->null
1 | 中国 | 0 | | | ->null->null->Hunan->null
1 | 中国 | 0 | | | ->Leiyang->Hengyang->Hunan->null
1 | 中国 | 0 | | | ->null->Hengyang->Hunan->null
1 | 中国 | 0 | | | ->Leiyang->null->null->null
1 | 中国 | 0 | | | ->null->null->null->null
1 | 中国 | 0 | | | ->Leiyang->Hengyang->null->null
1 | 中国 | 0 | | | ->null->Hengyang->null->null
1 | 中国 | 0 | China | Leiyang | ->Leiyang->null->Hunan->China
1 | 中国 | 0 | China | null | ->null->null->Hunan->China
1 | 中国 | 0 | China | Leiyang | ->Leiyang->Hengyang->Hunan->China
1 | 中国 | 0 | China | null | ->null->Hengyang->Hunan->China
1 | 中国 | 0 | China | Leiyang | ->Leiyang->null->null->China
1 | 中国 | 0 | China | null | ->null->null->null->China
13 | 衡阳市 | 2 | Hengyang | Leiyang | ->Leiyang->Hengyang
2 | 湖南省 | 1 | | | ->Leiyang->Hengyang->null
1 | 中国 | 0 | | | ->Leiyang->Hengyang->null->null
1 | 中国 | 0 | China | Leiyang | ->Leiyang->Hengyang->null->China
1 | 中国 | 0 | China | null | ->null->Hengyang->null->China
2 | 湖南省 | 1 | Hunan | Leiyang | ->Leiyang->Hengyang->Hunan
1 | 中国 | 0 | | | ->Leiyang->Hengyang->Hunan->null
1 | 中国 | 0 | China | Leiyang | ->Leiyang->Hengyang->Hunan->China
(30 rows)
SELECT * FROM t1_area START WITH id in ('1','2') CONNECT BY PRIOR fatherid = id;
@ -127,11 +127,11 @@ SELECT * FROM t1_area START WITH id in ('1','2') CONNECT BY PRIOR fatherid = id;
----+--------+----------+-----------
1 | 中国 | 0 |
2 | 湖南省 | 1 |
1 | 中国 | 0 |
1 | 中国 | 0 | China
1 | 中国 | 0 | China
2 | 湖南省 | 1 | Hunan
1 | 中国 | 0 |
1 | 中国 | 0 |
1 | 中国 | 0 | China
1 | 中国 | 0 | China
(8 rows)
@ -140,17 +140,17 @@ SELECT * FROM t1_area START WITH (cast(id as varchar) COLLATE "C") in (cast(+ (i
----+--------+----------+-----------
1 | 中国 | 0 |
2 | 湖南省 | 1 |
1 | 中国 | 0 |
1 | 中国 | 0 | China
3 | 广东省 | 1 |
1 | 中国 | 0 |
1 | 中国 | 0 | China
1 | 中国 | 0 | China
2 | 湖南省 | 1 | Hunan
1 | 中国 | 0 |
1 | 中国 | 0 | China
3 | 广东省 | 1 | Guangdong
1 | 中国 | 0 |
1 | 中国 | 0 |
1 | 中国 | 0 |
1 | 中国 | 0 |
1 | 中国 | 0 | China
1 | 中国 | 0 | China
1 | 中国 | 0 | China
1 | 中国 | 0 | China
(14 rows)
@ -503,23 +503,23 @@ select t1.id, t1.pid, t1.name from t1 start with not id=1 connect by prior pid=i
id | pid | name
----+-----+------
2 | 1 | 2
1 | 0 | 1
3 | 0 | 3
4 | 1 | 4
1 | 0 | 1
5 | 2 | 5
6 | 3 | 6
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
1 | 0 | 1
1 | 0 | 1
2 | 1 | 2
1 | 0 | 1
6 | 3 | 6
3 | 0 | 3
4 | 1 | 4
4 | 1 | 4
7 | 4 | 7
4 | 1 | 4
1 | 0 | 1
8 | 4 | 8
4 | 1 | 4
1 | 0 | 1
1 | 0 | 1
9 | 7 | 9
7 | 4 | 7
4 | 1 | 4
1 | 0 | 1
(20 rows)
@ -551,7 +551,7 @@ insert into t1 values(2,2,2);
select *, connect_by_iscycle from t1 start with c1=1 connect by nocycle prior c1=c2 order siblings by 1,2;
c1 | c2 | c3 | connect_by_iscycle
----+----+----+--------------------
1 | 1 | 1 | 0
1 | 1 | 1 | 1
(1 row)
insert into t1 values(1,1,1);
@ -559,33 +559,33 @@ insert into t1 values(2,2,2);
select *, connect_by_iscycle from t1 start with c1=1 connect by nocycle prior c1=c2 order siblings by 1,2;
c1 | c2 | c3 | connect_by_iscycle
----+----+----+--------------------
1 | 1 | 1 | 0
1 | 1 | 1 | 0
1 | 1 | 1 | 1
1 | 1 | 1 | 1
(2 rows)
insert into t1 values(1,NULL,1);
select *, connect_by_iscycle from t1 start with c1=1 connect by nocycle prior c1=c2 order siblings by 1,2 nulls first;
c1 | c2 | c3 | connect_by_iscycle
----+----+----+--------------------
1 | | 1 | 0
1 | 1 | 1 | 0
1 | 1 | 1 | 0
1 | | 1 | 1
1 | 1 | 1 | 1
1 | 1 | 1 | 1
(3 rows)
select *, connect_by_iscycle from t1 start with c1=1 connect by nocycle prior c1=c2 order siblings by 1,2 nulls last;
c1 | c2 | c3 | connect_by_iscycle
----+----+----+--------------------
1 | 1 | 1 | 0
1 | 1 | 1 | 0
1 | | 1 | 0
1 | 1 | 1 | 1
1 | 1 | 1 | 1
1 | | 1 | 1
(3 rows)
with cte1 as (select * from t1) select *, connect_by_iscycle from cte1 start with c1=1 connect by nocycle prior c1=c2 order siblings by 1,2 nulls last;
c1 | c2 | c3 | connect_by_iscycle
----+----+----+--------------------
1 | 1 | 1 | 0
1 | 1 | 1 | 0
1 | | 1 | 0
1 | 1 | 1 | 1
1 | 1 | 1 | 1
1 | | 1 | 1
(3 rows)
delete from t1 where c2 is null;
@ -611,20 +611,20 @@ select * from t1 connect by cast(level as bigint) < 3;
c1 | c2 | c3
----+----+----
1 | 1 | 1
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
@ -636,20 +636,20 @@ select * from t1 connect by cast(level as int4) < 3;
c1 | c2 | c3
----+----+----
1 | 1 | 1
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
@ -676,20 +676,20 @@ select * from t1 connect by level is not null and level < 3;
c1 | c2 | c3
----+----+----
1 | 1 | 1
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
1 | 1 | 1
2 | 2 | 2
@ -905,14 +905,14 @@ SELECT * FROM test_area START WITH name = '中国' CONNECT BY PRIOR id = fatheri
----+--------+----------+-----------
1 | 中国 | 0 | China
2 | 湖南省 | 1 | Hunan
3 | 广东省 | 1 | Guangdong
4 | 海南省 | 1 | Hainan
5 | 河北省 | 1 | Hebei
6 | 河南省 | 1 | Henan
7 | 山东省 | 1 | Shandong
8 | 湖北省 | 1 | Hubei
9 | 江苏省 | 1 | Jiangsu
10 | 深圳市 | 3 | Shenzhen
11 | 长沙市 | 2 | Changsha
13 | 衡阳市 | 2 | Hengyang
22 | 祁北县 | 13 | Qibei
21 | 祁西县 | 13 | Qixi
14 | 耒阳市 | 13 | Leiyang
19 | 祁东县 | 13 | Qidong
18 | 常宁市 | 13 | Changning
20 | 祁南县 | 13 | Qinan
(10 rows)
set max_recursive_times=1000;
@ -976,51 +976,51 @@ SELECT id,level FROM core_060 CONNECT BY level in (1,2);
id | level
----+-------
a | 1
a | 2
b | 2
c | 2
b | 1
a | 2
b | 2
c | 2
c | 1
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
(12 rows)
SELECT id,level FROM core_060 CONNECT BY not (level>2);
id | level
----+-------
a | 1
a | 2
b | 2
c | 2
b | 1
a | 2
b | 2
c | 2
c | 1
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
(12 rows)
SELECT id,level FROM core_060 CONNECT BY cast(level as number(38,0))<3;
id | level
----+-------
a | 1
a | 2
b | 2
c | 2
b | 1
a | 2
b | 2
c | 2
c | 1
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
a | 2
b | 2
c | 2
(12 rows)
drop table core_060;
@ -1254,23 +1254,23 @@ SELECT id,pid,name,rownum,level FROM test_hcb_ptb START WITH id=1 CONNECT BY PRI
-----+-----+--------+--------+-------
1 | 0 | 中国 | 1 | 1
11 | 1 | 江苏省 | 2 | 2
12 | 1 | 山东省 | 3 | 2
13 | 1 | 安徽省 | 4 | 2
14 | 1 | 河南省 | 5 | 2
15 | 1 | 河北省 | 6 | 2
16 | 1 | 湖南省 | 7 | 2
17 | 1 | 湖北省 | 8 | 2
18 | 1 | 贵州省 | 9 | 2
19 | 1 | 武汉省 | 10 | 2
111 | 11 | 南京市 | 11 | 3
112 | 11 | 宿迁市 | 12 | 3
113 | 11 | 徐州市 | 13 | 3
114 | 11 | 苏州市 | 14 | 3
115 | 11 | 盐城市 | 15 | 3
117 | 11 | 常州市 | 16 | 3
116 | 11 | 无锡市 | 17 | 3
118 | 11 | 连云港 | 18 | 3
119 | 11 | 泰州市 | 19 | 3
111 | 11 | 南京市 | 3 | 3
112 | 11 | 宿迁市 | 4 | 3
113 | 11 | 徐州市 | 5 | 3
114 | 11 | 苏州市 | 6 | 3
115 | 11 | 盐城市 | 7 | 3
117 | 11 | 常州市 | 8 | 3
116 | 11 | 无锡市 | 9 | 3
118 | 11 | 连云港 | 10 | 3
119 | 11 | 泰州市 | 11 | 3
12 | 1 | 山东省 | 12 | 2
13 | 1 | 安徽省 | 13 | 2
14 | 1 | 河南省 | 14 | 2
15 | 1 | 河北省 | 15 | 2
16 | 1 | 湖南省 | 16 | 2
17 | 1 | 湖北省 | 17 | 2
18 | 1 | 贵州省 | 18 | 2
19 | 1 | 武汉省 | 19 | 2
(19 rows)
SELECT id,pid,name,rownum,level FROM test_hcb_ptb START WITH id=1 CONNECT BY NOCYCLE PRIOR id=pid AND level<4;
@ -1333,16 +1333,16 @@ explain performance select * from sw_dummy connect by level < 50;
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
--?.*
@ -1375,14 +1375,6 @@ select t1.id,t1.pid,t2.id from test_hcb_ptb t1 join test_hcb_ptb t2 on t1.id=t2.
-----+-----+-----
141 | 131 | 141
151 | 141 | 151
152 | 141 | 152
153 | 141 | 153
154 | 141 | 154
155 | 141 | 155
156 | 141 | 156
157 | 141 | 157
158 | 141 | 158
159 | 141 | 159
161 | 151 | 161
162 | 151 | 162
163 | 151 | 163
@ -1392,6 +1384,14 @@ select t1.id,t1.pid,t2.id from test_hcb_ptb t1 join test_hcb_ptb t2 on t1.id=t2.
167 | 151 | 167
168 | 151 | 168
169 | 151 | 169
152 | 141 | 152
153 | 141 | 153
154 | 141 | 154
155 | 141 | 155
156 | 141 | 156
157 | 141 | 157
158 | 141 | 158
159 | 141 | 159
(19 rows)
create or replace function prior(id int) returns int
@ -1522,30 +1522,28 @@ select (
where id=test_hcb_ptb.id) as siblings,
pid,level
from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by 1;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..1472.07 rows=101 width=12)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
SubPlan 2
-> Seq Scan on test_place (cost=0.00..14.19 rows=2 width=4)
Filter: (id = tmp_reuslt."test_hcb_ptb@id")
(21 rows)
(19 rows)
select (
select id
@ -1571,30 +1569,28 @@ select (
where id=test_hcb_ptb.id) as siblings,
pid,level
from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by siblings;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..1472.07 rows=101 width=12)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
SubPlan 2
-> Seq Scan on test_place (cost=0.00..14.19 rows=2 width=4)
Filter: (id = tmp_reuslt."test_hcb_ptb@id")
(21 rows)
(19 rows)
select (
select id
@ -1615,27 +1611,25 @@ from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by si
--- test case for unnamed expr with order siblings by colIndex
explain
select id*2, pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by 1;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..39.38 rows=101 width=8)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(18 rows)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(16 rows)
select id*2, pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by 1;
?column? | pid
@ -1650,27 +1644,25 @@ select id*2, pid from test_hcb_ptb start with id=141 connect by prior pid=id ord
explain
select id*2 as a, pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by a;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..39.38 rows=101 width=8)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(18 rows)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(16 rows)
select id*2 as a, pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by a;
a | pid
@ -1686,27 +1678,25 @@ select id*2 as a, pid from test_hcb_ptb start with id=141 connect by prior pid=i
-- test case for mix alias and colname in order siblings by calause
explain
select id as a,pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by a;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..39.13 rows=101 width=8)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(18 rows)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(16 rows)
select id as a,pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by a;
a | pid
@ -1721,27 +1711,25 @@ select id as a,pid from test_hcb_ptb start with id=141 connect by prior pid=id o
explain
select id as a,pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by pid,a;
QUERY PLAN
-------------------------------------------------------------------------------------------------------------
QUERY PLAN
-------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt (cost=37.11..39.13 rows=101 width=8)
CTE tmp_reuslt
-> StartWith Operator (cost=0.00..37.11 rows=101 width=102)
Start With pseudo atts: RUITR, array_key_9, array_siblings
-> Sort (cost=40.47..40.72 rows=101 width=102)
Sort Key: array_siblings
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.pid, swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.pid, swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(18 rows)
-> Recursive Union (cost=0.00..37.11 rows=101 width=102)
-> Sort (cost=2.82..2.82 rows=1 width=102)
Sort Key: swtest.test_hcb_ptb.pid, swtest.test_hcb_ptb.id
-> Seq Scan on test_hcb_ptb (cost=0.00..2.80 rows=1 width=102)
Filter: (id = 141)
-> Sort (cost=3.49..3.52 rows=10 width=102)
Sort Key: swtest.test_hcb_ptb.pid, swtest.test_hcb_ptb.id
-> Hash Join (cost=0.33..3.23 rows=10 width=102)
Hash Cond: (swtest.test_hcb_ptb.id = tmp_reuslt."test_hcb_ptb@pid")
-> Seq Scan on test_hcb_ptb (cost=0.00..2.64 rows=64 width=102)
-> Hash (cost=0.20..0.20 rows=10 width=4)
-> WorkTable Scan on tmp_reuslt (cost=0.00..0.20 rows=10 width=4)
(16 rows)
select id as a,pid from test_hcb_ptb start with id=141 connect by prior pid=id order siblings by pid,a;
a | pid
@ -1906,33 +1894,36 @@ ERROR: column specified by prior cannot concide with ROWNUM/LEVEL.
DETAIL: Unsupported node type: 900.
DROP TABLE RLTEST;
create table nocycle_tbl(id int, lid int, name text);
insert into nocycle_tbl values (1,3,'A'),(2,1,'B'),(3,2,'C'),(4,2,'D');
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1;
id | lid | name
----+-----+------
1 | 3 | A
2 | 1 | B
3 | 2 | C
4 | 2 | D
(4 rows)
insert into nocycle_tbl values (1,3,'A'),(2,1,'B'),(3,2,'C'),(4,2,'D'),(5,3,'E');
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1;
id | lid | name | connect_by_iscycle
----+-----+------+--------------------
1 | 3 | A | 0
2 | 1 | B | 0
3 | 2 | C | 1
5 | 3 | E | 0
4 | 2 | D | 0
(5 rows)
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id;
id | lid | name
----+-----+------
1 | 3 | A
2 | 1 | B
3 | 2 | C
4 | 2 | D
(4 rows)
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id;
id | lid | name | connect_by_iscycle
----+-----+------+--------------------
1 | 3 | A | 0
2 | 1 | B | 0
3 | 2 | C | 1
5 | 3 | E | 0
4 | 2 | D | 0
(5 rows)
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id desc;
id | lid | name
----+-----+------
1 | 3 | A
2 | 1 | B
4 | 2 | D
3 | 2 | C
(4 rows)
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id desc;
id | lid | name | connect_by_iscycle
----+-----+------+--------------------
1 | 3 | A | 0
2 | 1 | B | 0
4 | 2 | D | 0
3 | 2 | C | 1
5 | 3 | E | 0
(5 rows)
drop table nocycle_tbl;
CREATE TABLE swcb_employees ( employee_id VARCHAR, manager_id NUMBER(6));

32
src/test/regress/expected/sw_icbc.out
View File

@ -25,11 +25,11 @@ select * from t1 start with id = 1 connect by prior id = pid;
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off)
@ -55,11 +55,11 @@ select * from t1 start with t1.id = 1 connect by prior t1.id = t1.pid;
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off)
@ -85,11 +85,11 @@ select * from t1 as test start with test.id = 1 connect by prior test.id = test.
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off)
@ -181,11 +181,11 @@ select t1.id, t1.pid, t1.name from t1 start with id = 1 connect by prior id = pi
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off) select sum(name) from t1 start with id = 1 connect by prior id = pid group by id, pid;
@ -245,11 +245,11 @@ select * from t1 start with id = 1 connect by prior id = pid and id IN (select i
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off) select * from t1 start with id = 1 and id is not NULL connect by prior id = pid;
@ -274,11 +274,11 @@ select * from t1 start with id = 1 and id is not NULL connect by prior id = pid;
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off)
@ -326,11 +326,11 @@ connect by prior test.id = test.pid;
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
explain (costs off)
@ -417,11 +417,11 @@ START WITH tt.id = 1;
----+-----+------
1 | 0 | 1
2 | 1 | 2
4 | 1 | 4
5 | 2 | 5
4 | 1 | 4
7 | 4 | 7
8 | 4 | 8
9 | 7 | 9
8 | 4 | 8
(7 rows)
--test correlated sublink in targetlist

300
src/test/regress/expected/sw_siblings.out
View File

@ -42,27 +42,25 @@ FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -104,27 +102,25 @@ FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id desc;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -166,27 +162,25 @@ FROM test_area
START WITH name = '衡阳市' or name = '深圳市'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Seq Scan on test_area
Filter: ((name = '衡阳市'::text) OR (name = '深圳市'::text))
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: ((name = '衡阳市'::text) OR (name = '深圳市'::text))
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -219,27 +213,25 @@ FROM test_area
START WITH name = '衡阳市' or name = '深圳市'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id desc;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Seq Scan on test_area
Filter: ((name = '衡阳市'::text) OR (name = '深圳市'::text))
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: ((name = '衡阳市'::text) OR (name = '深圳市'::text))
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -272,27 +264,25 @@ FROM test_area
START WITH name = '常宁市'
CONNECT BY id = prior fatherid
ORDER SIBLINGS BY id;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_3, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Seq Scan on test_area
Filter: (name = '常宁市'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.id = tmp_reuslt."test_area@fatherid")
-> Seq Scan on test_area
Filter: (name = '常宁市'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.id = tmp_reuslt."test_area@fatherid")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -316,27 +306,25 @@ FROM test_area
START WITH name = '常宁市'
CONNECT BY id = prior fatherid
ORDER SIBLINGS BY id desc;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_3, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC
-> Seq Scan on test_area
Filter: (name = '常宁市'::text)
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.id = tmp_reuslt."test_area@fatherid")
-> Seq Scan on test_area
Filter: (name = '常宁市'::text)
-> Sort
Sort Key: swtest.test_area.id DESC
-> Hash Join
Hash Cond: (swtest.test_area.id = tmp_reuslt."test_area@fatherid")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -361,27 +349,25 @@ FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY 1;
QUERY PLAN
------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_col_2, array_col_4, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath
FROM test_area
@ -420,81 +406,75 @@ SELECT * FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id, name, name_desc;
QUERY PLAN
--------------------------------------------------------------------------------------------------------------
QUERY PLAN
--------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id, swtest.test_area.name, swtest.test_area.name_desc
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id, swtest.test_area.name, swtest.test_area.name_desc
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id, swtest.test_area.name, swtest.test_area.name_desc
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id, swtest.test_area.name, swtest.test_area.name_desc
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
EXPLAIN (costs off)
SELECT * FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id desc, name desc , name_desc desc;
QUERY PLAN
-----------------------------------------------------------------------------------------------------------------------------
QUERY PLAN
-----------------------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name DESC, swtest.test_area.name_desc DESC
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name DESC, swtest.test_area.name_desc DESC
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name DESC, swtest.test_area.name_desc DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name DESC, swtest.test_area.name_desc DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
EXPLAIN (costs off)
SELECT * FROM test_area
START WITH name = '中国'
CONNECT BY prior id = fatherid
ORDER SIBLINGS BY id desc, name, name_desc desc;
QUERY PLAN
------------------------------------------------------------------------------------------------------------------------
QUERY PLAN
------------------------------------------------------------------------------------------------------------------
CTE Scan on tmp_reuslt
CTE tmp_reuslt
-> StartWith Operator
Start With pseudo atts: RUITR, array_key_1, array_siblings
-> Sort
Sort Key: array_siblings
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name, swtest.test_area.name_desc DESC
-> Recursive Union
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name, swtest.test_area.name_desc DESC
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name, swtest.test_area.name_desc DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
Filter: (name = '中国'::text)
-> Sort
Sort Key: swtest.test_area.id DESC, swtest.test_area.name, swtest.test_area.name_desc DESC
-> Hash Join
Hash Cond: (swtest.test_area.fatherid = tmp_reuslt."test_area@id")
-> Seq Scan on test_area
-> Hash
-> WorkTable Scan on tmp_reuslt
(18 rows)
-> Hash
-> WorkTable Scan on tmp_reuslt
(16 rows)
-- test siblings by + limit
SELECT *, LEVEL, connect_by_isleaf, connect_by_iscycle, connect_by_root(name_desc), SYS_CONNECT_BY_PATH(name, '@') cpath

8
src/test/regress/sql/sw_bugfix-2.sql
View File

@ -644,10 +644,10 @@ SELECT * FROM RLTEST CONNECT BY PRIOR B=A AND (LEVEL=1 OR B<10) AND (ROWNUM<3 OR
SELECT * FROM RLTEST CONNECT BY PRIOR B=A OR (MOD(ROWNUM+1,2) = 0);
DROP TABLE RLTEST;
create table nocycle_tbl(id int, lid int, name text);
insert into nocycle_tbl values (1,3,'A'),(2,1,'B'),(3,2,'C'),(4,2,'D');
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1;
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id;
select * from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id desc;
insert into nocycle_tbl values (1,3,'A'),(2,1,'B'),(3,2,'C'),(4,2,'D'),(5,3,'E');
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1;
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id;
select *,connect_by_iscycle from nocycle_tbl connect by nocycle prior id=lid start with id=1 order siblings by id desc;
drop table nocycle_tbl;
CREATE TABLE swcb_employees ( employee_id VARCHAR, manager_id NUMBER(6));