From 12b1b5d837b5ce1c07ee3535e74e4cc3039063d6 Mon Sep 17 00:00:00 2001 From: Tom Lane Date: Sat, 11 Dec 2004 23:26:51 +0000 Subject: Instead of supposing (wrongly, in the general case) that the rowtype of an inheritance child table is binary-compatible with the rowtype of its parent, invent an expression node type that does the conversion correctly. Fixes the new bug exhibited by Kris Shannon as well as a lot of old bugs that would only show up when using multiple inheritance or after altering the parent table. --- src/backend/parser/parse_expr.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/backend/parser/parse_expr.c') diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c index 73d74a0535f..f8ce13d7cf4 100644 --- a/src/backend/parser/parse_expr.c +++ b/src/backend/parser/parse_expr.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/parser/parse_expr.c,v 1.176 2004/08/29 05:06:44 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/parser/parse_expr.c,v 1.177 2004/12/11 23:26:42 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -940,6 +940,7 @@ transformExpr(ParseState *pstate, Node *expr) case T_FieldSelect: case T_FieldStore: case T_RelabelType: + case T_ConvertRowtypeExpr: case T_CaseTestExpr: case T_CoerceToDomain: case T_CoerceToDomainValue: @@ -1406,6 +1407,9 @@ exprType(Node *expr) case T_RelabelType: type = ((RelabelType *) expr)->resulttype; break; + case T_ConvertRowtypeExpr: + type = ((ConvertRowtypeExpr *) expr)->resulttype; + break; case T_CaseExpr: type = ((CaseExpr *) expr)->casetype; break; -- cgit v1.2.3