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Add new to_reg* functions for error-free OID lookups.

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These functions won't throw an error if the object doesn't exist,
or if (for functions and operators) there's more than one matching
object.

Yugo Nagata and Nozomi Anzai, reviewed by Amit Khandekar, Marti
Raudsepp, Amit Kapila, and me.
This commit is contained in:
Robert Haas
2014-04-08 10:27:56 -04:00
parent 7ca32e255b
commit 0886fc6a5c
18 changed files with 457 additions and 19 deletions
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6
src/backend/parser/parse_oper.c
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@ -407,7 +407,7 @@ oper(ParseState *pstate, List *opname, Oid ltypeId, Oid rtypeId,
FuncCandidateList clist;
/* Get binary operators of given name */
clist = OpernameGetCandidates(opname, 'b');
clist = OpernameGetCandidates(opname, 'b', false);
/* No operators found? Then fail... */
if (clist != NULL)
@ -553,7 +553,7 @@ right_oper(ParseState *pstate, List *op, Oid arg, bool noError, int location)
FuncCandidateList clist;
/* Get postfix operators of given name */
clist = OpernameGetCandidates(op, 'r');
clist = OpernameGetCandidates(op, 'r', false);
/* No operators found? Then fail... */
if (clist != NULL)
@ -631,7 +631,7 @@ left_oper(ParseState *pstate, List *op, Oid arg, bool noError, int location)
FuncCandidateList clist;
/* Get prefix operators of given name */
clist = OpernameGetCandidates(op, 'l');
clist = OpernameGetCandidates(op, 'l', false);
/* No operators found? Then fail... */
if (clist != NULL)