diff options
Diffstat (limited to 'src/include/parser/parse_oper.h')
| -rw-r--r-- | src/include/parser/parse_oper.h | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/src/include/parser/parse_oper.h b/src/include/parser/parse_oper.h index 8369689cdcf..398bad58cd2 100644 --- a/src/include/parser/parse_oper.h +++ b/src/include/parser/parse_oper.h @@ -1,13 +1,13 @@ /*------------------------------------------------------------------------- * * parse_oper.h - * + * handle operator things for parser * * * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: parse_oper.h,v 1.22 2002/09/04 20:31:45 momjian Exp $ + * $Id: parse_oper.h,v 1.23 2002/11/29 21:39:12 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -36,13 +36,14 @@ extern Operator compatible_oper(List *op, Oid arg1, Oid arg2, bool noError); /* currently no need for compatible_left_oper/compatible_right_oper */ -/* Convenience routines that call compatible_oper() and return either */ -/* the operator OID or the underlying function OID, or InvalidOid if fail */ -extern Oid compatible_oper_opid(List *op, Oid arg1, Oid arg2, bool noError); -extern Oid compatible_oper_funcid(List *op, Oid arg1, Oid arg2, bool noError); +/* Routines for identifying "=" and "<" operators for a type */ +extern Operator equality_oper(Oid argtype, bool noError); +extern Operator ordering_oper(Oid argtype, bool noError); -/* Convenience routine that packages a specific call on compatible_oper */ -extern Oid any_ordering_op(Oid argtype); +/* Convenience routines for common calls on the above */ +extern Oid compatible_oper_opid(List *op, Oid arg1, Oid arg2, bool noError); +extern Oid equality_oper_funcid(Oid argtype); +extern Oid ordering_oper_opid(Oid argtype); /* Extract operator OID or underlying-function OID from an Operator tuple */ extern Oid oprid(Operator op); |