diff options
Diffstat (limited to 'src/backend/optimizer/util/pathnode.c')
| -rw-r--r-- | src/backend/optimizer/util/pathnode.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/src/backend/optimizer/util/pathnode.c b/src/backend/optimizer/util/pathnode.c index 675e47cdd01..b8ea3168a84 100644 --- a/src/backend/optimizer/util/pathnode.c +++ b/src/backend/optimizer/util/pathnode.c @@ -1813,15 +1813,15 @@ create_worktablescan_path(PlannerInfo *root, RelOptInfo *rel, /* * create_foreignscan_path - * Creates a path corresponding to a scan of a foreign table or - * a foreign join, returning the pathnode. + * Creates a path corresponding to a scan of a foreign table, foreign join, + * or foreign upper-relation processing, returning the pathnode. * * This function is never called from core Postgres; rather, it's expected - * to be called by the GetForeignPaths or GetForeignJoinPaths function of - * a foreign data wrapper. We make the FDW supply all fields of the path, - * since we do not have any way to calculate them in core. However, there - * is a sane default for the pathtarget (rel->reltarget), so we let a NULL - * for "target" select that. + * to be called by the GetForeignPaths, GetForeignJoinPaths, or + * GetForeignUpperPaths function of a foreign data wrapper. We make the FDW + * supply all fields of the path, since we do not have any way to calculate + * them in core. However, there is a usually-sane default for the pathtarget + * (rel->reltarget), so we let a NULL for "target" select that. */ ForeignPath * create_foreignscan_path(PlannerInfo *root, RelOptInfo *rel, |