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Fix transition tables for wCTEs.

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The original coding didn't handle this case properly; each separate
DML substatement needs its own set of transitions.

Patch by Thomas Munro

Discussion: https://postgr.es/m/CAL9smLCDQ%3D2o024rBgtD4WihzX8B3C6u_oSQ2K3%2BR5grJrV0bg%40mail.gmail.com
This commit is contained in:
Andrew Gierth
2017-06-28 18:59:01 +01:00
parent 501ed02cf6
commit c46c0e5202
7 changed files with 174 additions and 148 deletions
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16
src/backend/executor/nodeModifyTable.c
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@ -1442,14 +1442,18 @@ fireASTriggers(ModifyTableState *node)
case CMD_INSERT:
if (node->mt_onconflict == ONCONFLICT_UPDATE)
ExecASUpdateTriggers(node->ps.state,
resultRelInfo);
ExecASInsertTriggers(node->ps.state, resultRelInfo);
resultRelInfo,
node->mt_transition_capture);
ExecASInsertTriggers(node->ps.state, resultRelInfo,
node->mt_transition_capture);
break;
case CMD_UPDATE:
ExecASUpdateTriggers(node->ps.state, resultRelInfo);
ExecASUpdateTriggers(node->ps.state, resultRelInfo,
node->mt_transition_capture);
break;
case CMD_DELETE:
ExecASDeleteTriggers(node->ps.state, resultRelInfo);
ExecASDeleteTriggers(node->ps.state, resultRelInfo,
node->mt_transition_capture);
break;
default:
elog(ERROR, "unknown operation");
@ -2304,6 +2308,10 @@ ExecEndModifyTable(ModifyTableState *node)
{
int i;
/* Free transition tables */
if (node->mt_transition_capture != NULL)
DestroyTransitionCaptureState(node->mt_transition_capture);
/*
* Allow any FDWs to shut down
*/