diff options
| -rw-r--r-- | src/backend/catalog/index.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/backend/catalog/index.c b/src/backend/catalog/index.c index 1681f61727e..72236790338 100644 --- a/src/backend/catalog/index.c +++ b/src/backend/catalog/index.c @@ -1675,12 +1675,13 @@ index_concurrently_swap(Oid newIndexId, Oid oldIndexId, const char *oldName) } /* - * Move all dependencies of and on the old index to the new one. First - * remove any dependencies that the new index may have to provide an - * initial clean state for the dependency switch, and then move all the - * dependencies from the old index to the new one. + * Swap all dependencies of and on the old index to the new one, and + * vice-versa. Note that a call to CommandCounterIncrement() would cause + * duplicate entries in pg_depend, so this should not be done. */ - deleteDependencyRecordsFor(RelationRelationId, newIndexId, false); + changeDependenciesOf(RelationRelationId, newIndexId, oldIndexId); + changeDependenciesOn(RelationRelationId, newIndexId, oldIndexId); + changeDependenciesOf(RelationRelationId, oldIndexId, newIndexId); changeDependenciesOn(RelationRelationId, oldIndexId, newIndexId); |