diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/optimizer/util/pathnode.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/pathnode.c b/src/backend/optimizer/util/pathnode.c index 6dd11329fb5..ea2e158f6d4 100644 --- a/src/backend/optimizer/util/pathnode.c +++ b/src/backend/optimizer/util/pathnode.c @@ -3979,6 +3979,18 @@ reparameterize_path(PlannerInfo *root, Path *path, apath->path.parallel_aware, -1); } + case T_Material: + { + MaterialPath *mpath = (MaterialPath *) path; + Path *spath = mpath->subpath; + + spath = reparameterize_path(root, spath, + required_outer, + loop_count); + if (spath == NULL) + return NULL; + return (Path *) create_material_path(rel, spath); + } case T_Memoize: { MemoizePath *mpath = (MemoizePath *) path; @@ -4013,7 +4025,8 @@ reparameterize_path(PlannerInfo *root, Path *path, * path->parent, which does not change during the translation. Hence those * members are copied as they are. * - * If the given path can not be reparameterized, the function returns NULL. + * Currently, only a few path types are supported here, though more could be + * added at need. We return NULL if we can't reparameterize the given path. */ Path * reparameterize_path_by_child(PlannerInfo *root, Path *path, @@ -4211,6 +4224,16 @@ do { \ } break; + case T_MaterialPath: + { + MaterialPath *mpath; + + FLAT_COPY_PATH(mpath, path, MaterialPath); + REPARAMETERIZE_CHILD_PATH(mpath->subpath); + new_path = (Path *) mpath; + } + break; + case T_MemoizePath: { MemoizePath *mpath; |