diff options
Diffstat (limited to 'src/backend/executor/nodeIndexscan.c')
| -rw-r--r-- | src/backend/executor/nodeIndexscan.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/src/backend/executor/nodeIndexscan.c b/src/backend/executor/nodeIndexscan.c index 8f39cc2b6be..399ac0109c3 100644 --- a/src/backend/executor/nodeIndexscan.c +++ b/src/backend/executor/nodeIndexscan.c @@ -901,7 +901,7 @@ ExecInitIndexScan(IndexScan *node, EState *estate, int eflags) { IndexScanState *indexstate; Relation currentRelation; - bool relistarget; + LOCKMODE lockmode; /* * create state structure @@ -964,16 +964,9 @@ ExecInitIndexScan(IndexScan *node, EState *estate, int eflags) if (eflags & EXEC_FLAG_EXPLAIN_ONLY) return indexstate; - /* - * Open the index relation. - * - * If the parent table is one of the target relations of the query, then - * InitPlan already opened and write-locked the index, so we can avoid - * taking another lock here. Otherwise we need a normal reader's lock. - */ - relistarget = ExecRelationIsTargetRelation(estate, node->scan.scanrelid); - indexstate->iss_RelationDesc = index_open(node->indexid, - relistarget ? NoLock : AccessShareLock); + /* Open the index relation. */ + lockmode = exec_rt_fetch(node->scan.scanrelid, estate)->rellockmode; + indexstate->iss_RelationDesc = index_open(node->indexid, lockmode); /* * Initialize index-specific scan state |