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

enhance tuple lock

Browse Source
This commit is contained in:
chenxiaobin19
2021-12-16 20:37:27 +08:00
parent 2417964517
commit 899cd4a36c
92 changed files with 4402 additions and 1177 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
src/gausskernel/runtime/executor/nodeModifyTable.cpp
View File

@ -1315,7 +1315,7 @@ ldelete:
errmsg("concurrent update under Stream mode is not yet supported")));
}
TupleTableSlot *epqslot = EvalPlanQual(estate, epqstate, fake_relation,
result_rel_info->ri_RangeTableIndex, &tmfd.ctid, tmfd.xmax, false);
result_rel_info->ri_RangeTableIndex, LockTupleExclusive, &tmfd.ctid, tmfd.xmax, false);
if (!TupIsNull(epqslot)) {
*tupleid = tmfd.ctid;
goto ldelete;
@ -1652,6 +1652,7 @@ TupleTableSlot* ExecUpdate(ItemPointer tupleid,
tuple = tableam_tslot_get_tuple_from_slot(result_relation_desc, slot);
} else {
bool update_indexes = false;
LockTupleMode lockmode;
/*
* Compute stored generated columns
@ -1721,7 +1722,8 @@ lreplace:
/* add para 2 for heap_update */
result = tableam_tuple_update(fake_relation, parent_relation, tupleid, tuple, estate->es_output_cid,
estate->es_crosscheck_snapshot, estate->es_snapshot, true, // wait for commit
&oldslot, &tmfd, &update_indexes, &modifiedIdxAttrs, allow_update_self, allowInplaceUpdate);
&oldslot, &tmfd, &update_indexes, &modifiedIdxAttrs, allow_update_self,
allowInplaceUpdate, &lockmode);
switch (result) {
case TM_SelfUpdated:
case TM_SelfModified:
@ -1794,7 +1796,7 @@ lreplace:
}
TupleTableSlot *epq_slot = EvalPlanQual(estate, epqstate, fake_relation,
result_rel_info->ri_RangeTableIndex, &tmfd.ctid, tmfd.xmax, false);
result_rel_info->ri_RangeTableIndex, lockmode, &tmfd.ctid, tmfd.xmax, false);
if (!TupIsNull(epq_slot)) {
*tupleid = tmfd.ctid;
@ -1977,7 +1979,8 @@ lreplace:
&update_indexes,
&modifiedIdxAttrs,
allow_update_self,
allowInplaceUpdate);
allowInplaceUpdate,
&lockmode);
switch (result) {
case TM_SelfUpdated:
case TM_SelfModified:
@ -2036,7 +2039,7 @@ lreplace:
}
TupleTableSlot *epq_slot = EvalPlanQual(estate, epqstate, fake_relation,
result_rel_info->ri_RangeTableIndex, &tmfd.ctid, tmfd.xmax,
result_rel_info->ri_RangeTableIndex, lockmode, &tmfd.ctid, tmfd.xmax,
result_relation_desc->rd_rel->relrowmovement);
if (!TupIsNull(epq_slot)) {
@ -2220,6 +2223,7 @@ ldelete:
epqstate,
old_fake_relation,
result_rel_info->ri_RangeTableIndex,
LockTupleExclusive,
&tmfd.ctid,
tmfd.xmax,
result_relation_desc->rd_rel->relrowmovement);