diff options
Diffstat (limited to 'src/include/access/hash.h')
| -rw-r--r-- | src/include/access/hash.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/include/access/hash.h b/src/include/access/hash.h index 1fadd8c9e3..5834f92188 100644 --- a/src/include/access/hash.h +++ b/src/include/access/hash.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: hash.h,v 1.47 2002/06/20 20:29:42 momjian Exp $ + * $Id: hash.h,v 1.48 2003/06/22 22:04:54 tgl Exp $ * * NOTES * modeled after Margo Seltzer's hash implementation for unix. @@ -251,9 +251,11 @@ extern Datum hashbulkdelete(PG_FUNCTION_ARGS); /* * Datatype-specific hash functions in hashfunc.c. * + * These support both hash indexes and hash joins. + * * NOTE: some of these are also used by catcache operations, without * any direct connection to hash indexes. Also, the common hash_any - * routine is also used by dynahash tables and hash joins. + * routine is also used by dynahash tables. */ extern Datum hashchar(PG_FUNCTION_ARGS); extern Datum hashint2(PG_FUNCTION_ARGS); @@ -265,6 +267,7 @@ extern Datum hashfloat8(PG_FUNCTION_ARGS); extern Datum hashoidvector(PG_FUNCTION_ARGS); extern Datum hashint2vector(PG_FUNCTION_ARGS); extern Datum hashname(PG_FUNCTION_ARGS); +extern Datum hashtext(PG_FUNCTION_ARGS); extern Datum hashvarlena(PG_FUNCTION_ARGS); extern Datum hash_any(register const unsigned char *k, register int keylen); |