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Code review for improved-hashing patch. Fix some portability issues

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(char != unsigned char, Datum != uint32); make use of new hash code in
dynahash hash tables and hash joins.
This commit is contained in:
Tom Lane
2002-03-09 17:35:37 +00:00
parent 1eb31d197d
commit c422b5ca6b
11 changed files with 111 additions and 187 deletions
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7
src/include/access/hash.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: hash.h,v 1.44 2002/03/06 20:49:45 momjian Exp $
* $Id: hash.h,v 1.45 2002/03/09 17:35:37 tgl Exp $
*
* NOTES
* modeled after Margo Seltzer's hash implementation for unix.
@@ -252,7 +252,8 @@ extern Datum hashbulkdelete(PG_FUNCTION_ARGS);
* Datatype-specific hash functions in hashfunc.c.
*
* NOTE: some of these are also used by catcache operations, without
* any direct connection to hash indexes.
* any direct connection to hash indexes. Also, the common hash_any
* routine is also used by dynahash tables and hash joins.
*/
extern Datum hashchar(PG_FUNCTION_ARGS);
extern Datum hashint2(PG_FUNCTION_ARGS);
@@ -265,7 +266,7 @@ extern Datum hashoidvector(PG_FUNCTION_ARGS);
extern Datum hashint2vector(PG_FUNCTION_ARGS);
extern Datum hashname(PG_FUNCTION_ARGS);
extern Datum hashvarlena(PG_FUNCTION_ARGS);
extern Datum hash_any(register const char *k, register int keylen);
extern Datum hash_any(register const unsigned char *k, register int keylen);
/* private routines */