diff options
| -rw-r--r-- | src/backend/parser/parse_utilcmd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/parser/parse_utilcmd.c b/src/backend/parser/parse_utilcmd.c index 44aa38ac9f3..8dd290dea44 100644 --- a/src/backend/parser/parse_utilcmd.c +++ b/src/backend/parser/parse_utilcmd.c @@ -3305,7 +3305,7 @@ transformAlterTableStmt(Oid relid, AlterTableStmt *stmt, * if attribute not found, something will error about it * later */ - if (attnum != InvalidAttrNumber && + if (attnum > 0 && TupleDescAttr(tupdesc, attnum - 1)->attidentity) { Oid seq_relid = getOwnedSequence(relid, attnum); |