database/openGauss-server
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

执行器优化，改为函数指针的方式，不访问全局数组

Browse Source
This commit is contained in:
wanghao19920907
2023-01-16 01:30:10 -08:00
parent eee21b1180
commit cbb5b4fe37
77 changed files with 378 additions and 515 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/gausskernel/runtime/executor/nodeRecursiveunion.cpp
View File

@ -55,6 +55,7 @@
THR_LOCAL int global_iteration = 0;
static TupleTableSlot* ExecRecursiveUnion(PlanState* state);
static SyncController* create_stream_synccontroller(Stream* stream_node);
static SyncController* create_recursiveunion_synccontroller(RecursiveUnion* ru_node);
static List* getSpecialSubPlanStateNodes(const PlanState* node);
@ -165,8 +166,9 @@ static void markIterationStats(RecursiveUnionState* node, bool isSW)
* 2.6 go back to 2.2
* ----------------------------------------------------------------
*/
TupleTableSlot* ExecRecursiveUnion(RecursiveUnionState* node)
static TupleTableSlot* ExecRecursiveUnion(PlanState* state)
{
RecursiveUnionState* node = castNode(RecursiveUnionState, state);
PlanState* outer_plan = outerPlanState(node);
PlanState* inner_plan = innerPlanState(node);
RecursiveUnion* plan = (RecursiveUnion*)node->ps.plan;
@ -182,6 +184,8 @@ TupleTableSlot* ExecRecursiveUnion(RecursiveUnionState* node)
}
}
CHECK_FOR_INTERRUPTS();
/* 1. Evaluate non-recursive term */
if (!node->recursing) {
for (;;) {
@ -504,6 +508,7 @@ RecursiveUnionState* ExecInitRecursiveUnion(RecursiveUnion* node, EState* estate
rustate->hashtable = NULL;
rustate->tempContext = NULL;
rustate->tableContext = NULL;
rustate->ps.ExecProcNode = ExecRecursiveUnion;
/* initialize processing state */
rustate->recursing = false;