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authorTom Lane <tgl@sss.pgh.pa.us>2022-07-07 11:23:40 -0400
committerTom Lane <tgl@sss.pgh.pa.us>2022-07-07 11:23:40 -0400
commit88210542106de5b26fe6aa088d1811b68502d224 (patch)
tree8a77c331d7a9b3995ac0e0323803bb5e112f4e91 /src/backend/executor/nodeLimit.c
parent62c46eee2279eb0300ab7ffe393d0d0dcfafb157 (diff)
downloadpostgresql-88210542106de5b26fe6aa088d1811b68502d224.tar.gz
postgresql-88210542106de5b26fe6aa088d1811b68502d224.zip
Remove stray references to lefttree/righttree in the executor.
The general convention in the executor is to refer to child plans and planstates via the outerPlan[State] and innerPlan[State] macros, but a few places didn't do it like that. For consistency and readability, convert all the stragglers to use the macros. (See also commit 40f42d2a3, which did some similar cleanup a few years ago, but missed these cases.) Richard Guo Discussion: https://postgr.es/m/CAMbWs4-vYhh1xsa_veah4PUed2Xq=Ed_YH3=Mqt5A3Y=EgfCEg@mail.gmail.com
Diffstat (limited to 'src/backend/executor/nodeLimit.c')
-rw-r--r--src/backend/executor/nodeLimit.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/backend/executor/nodeLimit.c b/src/backend/executor/nodeLimit.c
index 1b91b123faf..75e4302b94e 100644
--- a/src/backend/executor/nodeLimit.c
+++ b/src/backend/executor/nodeLimit.c
@@ -542,6 +542,8 @@ ExecEndLimit(LimitState *node)
void
ExecReScanLimit(LimitState *node)
{
+ PlanState *outerPlan = outerPlanState(node);
+
/*
* Recompute limit/offset in case parameters changed, and reset the state
* machine. We must do this before rescanning our child node, in case
@@ -553,6 +555,6 @@ ExecReScanLimit(LimitState *node)
* if chgParam of subnode is not null then plan will be re-scanned by
* first ExecProcNode.
*/
- if (node->ps.lefttree->chgParam == NULL)
- ExecReScan(node->ps.lefttree);
+ if (outerPlan->chgParam == NULL)
+ ExecReScan(outerPlan);
}