diff options
| author | Tom Lane <tgl@sss.pgh.pa.us> | 2016-05-23 19:23:36 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2016-05-23 19:23:36 -0400 |
| commit | e504d915bbf352ecfc4ed335af934e799bf01053 (patch) | |
| tree | 8d164cf4ac442d59be6aa96b213fe73b222b8116 | |
| parent | 9d91cd865bdc52ee2ebe70447be582fabfe88664 (diff) | |
| download | postgresql-e504d915bbf352ecfc4ed335af934e799bf01053.tar.gz postgresql-e504d915bbf352ecfc4ed335af934e799bf01053.zip | |
Support IndexElem in raw_expression_tree_walker().
Needed for cases in which INSERT ... ON CONFLICT appears inside a
recursive CTE item. Per bug #14153 from Thomas Alton.
Patch by Peter Geoghegan, slightly adjusted by me
Report: <20160521232802.22598.13537@wrigleys.postgresql.org>
| -rw-r--r-- | src/backend/nodes/nodeFuncs.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/backend/nodes/nodeFuncs.c b/src/backend/nodes/nodeFuncs.c index c517dfd9d69..ce4f3707e43 100644 --- a/src/backend/nodes/nodeFuncs.c +++ b/src/backend/nodes/nodeFuncs.c @@ -3365,6 +3365,15 @@ raw_expression_tree_walker(Node *node, /* for now, constraints are ignored */ } break; + case T_IndexElem: + { + IndexElem *indelem = (IndexElem *) node; + + if (walker(indelem->expr, context)) + return true; + /* collation and opclass names are deemed uninteresting */ + } + break; case T_GroupingSet: return walker(((GroupingSet *) node)->content, context); case T_LockingClause: |