diff options
Diffstat (limited to 'src/backend/parser/parse_relation.c')
| -rw-r--r-- | src/backend/parser/parse_relation.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/src/backend/parser/parse_relation.c b/src/backend/parser/parse_relation.c index 3c80bf1b9ce..d544a69fc80 100644 --- a/src/backend/parser/parse_relation.c +++ b/src/backend/parser/parse_relation.c @@ -18,11 +18,9 @@ #include "access/htup_details.h" #include "access/relation.h" -#include "access/sysattr.h" #include "access/table.h" #include "catalog/heap.h" #include "catalog/namespace.h" -#include "catalog/pg_type.h" #include "funcapi.h" #include "nodes/makefuncs.h" #include "nodes/nodeFuncs.h" @@ -33,7 +31,6 @@ #include "storage/lmgr.h" #include "utils/builtins.h" #include "utils/lsyscache.h" -#include "utils/rel.h" #include "utils/syscache.h" #include "utils/varlena.h" @@ -103,7 +100,6 @@ static void expandTupleDesc(TupleDesc tupdesc, Alias *eref, static int specialAttNum(const char *attname); static bool rte_visible_if_lateral(ParseState *pstate, RangeTblEntry *rte); static bool rte_visible_if_qualified(ParseState *pstate, RangeTblEntry *rte); -static bool isQueryUsingTempRelation_walker(Node *node, void *context); /* @@ -3923,53 +3919,6 @@ rte_visible_if_qualified(ParseState *pstate, RangeTblEntry *rte) /* - * Examine a fully-parsed query, and return true iff any relation underlying - * the query is a temporary relation (table, view, or materialized view). - */ -bool -isQueryUsingTempRelation(Query *query) -{ - return isQueryUsingTempRelation_walker((Node *) query, NULL); -} - -static bool -isQueryUsingTempRelation_walker(Node *node, void *context) -{ - if (node == NULL) - return false; - - if (IsA(node, Query)) - { - Query *query = (Query *) node; - ListCell *rtable; - - foreach(rtable, query->rtable) - { - RangeTblEntry *rte = lfirst(rtable); - - if (rte->rtekind == RTE_RELATION) - { - Relation rel = table_open(rte->relid, AccessShareLock); - char relpersistence = rel->rd_rel->relpersistence; - - table_close(rel, AccessShareLock); - if (relpersistence == RELPERSISTENCE_TEMP) - return true; - } - } - - return query_tree_walker(query, - isQueryUsingTempRelation_walker, - context, - QTW_IGNORE_JOINALIASES); - } - - return expression_tree_walker(node, - isQueryUsingTempRelation_walker, - context); -} - -/* * addRTEPermissionInfo * Creates RTEPermissionInfo for a given RTE and adds it into the * provided list. |