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path: root/src/backend/optimizer/util/relnode.c
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Diffstat (limited to 'src/backend/optimizer/util/relnode.c')
-rw-r--r--src/backend/optimizer/util/relnode.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/backend/optimizer/util/relnode.c b/src/backend/optimizer/util/relnode.c
index 23615f22e30..c8e94ab9fe1 100644
--- a/src/backend/optimizer/util/relnode.c
+++ b/src/backend/optimizer/util/relnode.c
@@ -1002,6 +1002,9 @@ get_baserel_parampathinfo(PlannerInfo *root, RelOptInfo *baserel,
double rows;
ListCell *lc;
+ /* If rel has LATERAL refs, every path for it should account for them */
+ Assert(bms_is_subset(baserel->lateral_relids, required_outer));
+
/* Unparameterized paths have no ParamPathInfo */
if (bms_is_empty(required_outer))
return NULL;
@@ -1101,6 +1104,9 @@ get_joinrel_parampathinfo(PlannerInfo *root, RelOptInfo *joinrel,
double rows;
ListCell *lc;
+ /* If rel has LATERAL refs, every path for it should account for them */
+ Assert(bms_is_subset(joinrel->lateral_relids, required_outer));
+
/* Unparameterized paths have no ParamPathInfo or extra join clauses */
if (bms_is_empty(required_outer))
return NULL;
@@ -1297,6 +1303,9 @@ get_appendrel_parampathinfo(RelOptInfo *appendrel, Relids required_outer)
ParamPathInfo *ppi;
ListCell *lc;
+ /* If rel has LATERAL refs, every path for it should account for them */
+ Assert(bms_is_subset(appendrel->lateral_relids, required_outer));
+
/* Unparameterized paths have no ParamPathInfo */
if (bms_is_empty(required_outer))
return NULL;