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> Okay. When you get back to the original issue, the gold is hidden in

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> src/backend/optimizer/path/indxpath.c; see the "special indexable
> operators" stuff near the bottom of that file.  (It's a bit of a crock
> that this code is hardwired there, and not somehow accessed through a
> system catalog, but it's what we've got at the moment.)

The attached patch re-enables a bytea right hand argument (as compared
to a text right hand argument), and enables index usage, for bytea LIKE

Joe Conway
This commit is contained in:
Bruce Momjian
2002-09-02 06:22:20 +00:00
parent 81efc82608
commit 595a5a78e0
6 changed files with 256 additions and 154 deletions
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10
src/include/utils/selfuncs.h
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@@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: selfuncs.h,v 1.6 2002/06/20 20:29:53 momjian Exp $
* $Id: selfuncs.h,v 1.7 2002/09/02 06:22:20 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -33,12 +33,12 @@ typedef enum
/* selfuncs.c */
extern Pattern_Prefix_Status pattern_fixed_prefix(char *patt,
extern Pattern_Prefix_Status pattern_fixed_prefix(Const *patt,
Pattern_Type ptype,
char **prefix,
char **rest);
Const **prefix,
Const **rest);
extern bool locale_is_like_safe(void);
extern char *make_greater_string(const char *str, Oid datatype);
extern Const *make_greater_string(const Const *str_const);
extern Datum eqsel(PG_FUNCTION_ARGS);
extern Datum neqsel(PG_FUNCTION_ARGS);