diff options
Diffstat (limited to 'src/backend')
| -rw-r--r-- | src/backend/commands/indexcmds.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/backend/commands/indexcmds.c b/src/backend/commands/indexcmds.c index 3a3223bffb5..3b82876c909 100644 --- a/src/backend/commands/indexcmds.c +++ b/src/backend/commands/indexcmds.c @@ -993,7 +993,32 @@ DefineIndex(Oid relationId, { IndexStmt *childStmt = copyObject(stmt); bool found_whole_row; + ListCell *lc; + + /* + * Adjust any Vars (both in expressions and in the index's + * WHERE clause) to match the partition's column numbering + * in case it's different from the parent's. + */ + foreach(lc, childStmt->indexParams) + { + IndexElem *ielem = lfirst(lc); + /* + * If the index parameter is an expression, we must + * translate it to contain child Vars. + */ + if (ielem->expr) + { + ielem->expr = + map_variable_attnos((Node *) ielem->expr, + 1, 0, attmap, maplen, + InvalidOid, + &found_whole_row); + if (found_whole_row) + elog(ERROR, "cannot convert whole-row table reference"); + } + } childStmt->whereClause = map_variable_attnos(stmt->whereClause, 1, 0, attmap, maplen, |