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The original implementation of polymorphic aggregates didn't really get the

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checking of argument compatibility right; although the problem is only exposed
with multiple-input aggregates in which some arguments are polymorphic and
some are not.  Per bug #3852 from Sokolov Yura.
This commit is contained in:
Tom Lane
2008-01-11 18:39:41 +00:00
parent df62977d00
commit 89c0a87fda
9 changed files with 133 additions and 57 deletions
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8
src/backend/parser/parse_oper.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/parse_oper.c,v 1.100 2008/01/01 19:45:51 momjian Exp $
* $PostgreSQL: pgsql/src/backend/parser/parse_oper.c,v 1.101 2008/01/11 18:39:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1006,7 +1006,8 @@ make_scalar_array_op(ParseState *pstate, List *opname,
rettype = enforce_generic_type_consistency(actual_arg_types,
declared_arg_types,
2,
opform->oprresult);
opform->oprresult,
false);
/*
* Check that operator result is boolean
@ -1116,7 +1117,8 @@ make_op_expr(ParseState *pstate, Operator op,
rettype = enforce_generic_type_consistency(actual_arg_types,
declared_arg_types,
nargs,
opform->oprresult);
opform->oprresult,
false);
/* perform the necessary typecasting of arguments */
make_fn_arguments(pstate, args, actual_arg_types, declared_arg_types);