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Diffstat (limited to 'src/backend/commands/tablecmds.c')
| -rw-r--r-- | src/backend/commands/tablecmds.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 074ddb6b9cd..1c3ad74e7b9 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -14484,6 +14484,9 @@ ATPrepAlterColumnType(List **wqueue, /* Fix collations after all else */ assign_expr_collations(pstate, transform); + /* Expand virtual generated columns in the expr. */ + transform = expand_generated_columns_in_expr(transform, rel, 1); + /* Plan the expr now so we can accurately assess the need to rewrite. */ transform = (Node *) expression_planner((Expr *) transform); |