diff options
Diffstat (limited to 'src/include/access/hash.h')
| -rw-r--r-- | src/include/access/hash.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/src/include/access/hash.h b/src/include/access/hash.h index 268edd82eaf..b74b074e81e 100644 --- a/src/include/access/hash.h +++ b/src/include/access/hash.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: hash.h,v 1.12 1998/01/24 22:47:55 momjian Exp $ + * $Id: hash.h,v 1.13 1998/02/26 04:39:59 momjian Exp $ * * NOTES * modeled after Margo Seltzer's hash implementation for unix. @@ -248,13 +248,16 @@ typedef HashItemData *HashItem; /* public routines */ -extern void hashbuild(Relation heap, Relation index, int natts, +extern void +hashbuild(Relation heap, Relation index, int natts, AttrNumber *attnum, IndexStrategy istrat, uint16 pcount, Datum *params, FuncIndexInfo *finfo, PredInfo *predInfo); -extern InsertIndexResult hashinsert(Relation rel, Datum *datum, char *nulls, +extern InsertIndexResult +hashinsert(Relation rel, Datum *datum, char *nulls, ItemPointer ht_ctid, Relation heapRel); extern char *hashgettuple(IndexScanDesc scan, ScanDirection dir); -extern char * hashbeginscan(Relation rel, bool fromEnd, uint16 keysz, +extern char * +hashbeginscan(Relation rel, bool fromEnd, uint16 keysz, ScanKey scankey); extern void hashrescan(IndexScanDesc scan, bool fromEnd, ScanKey scankey); extern void hashendscan(IndexScanDesc scan); @@ -285,9 +288,11 @@ extern InsertIndexResult _hash_doinsert(Relation rel, HashItem hitem); /* hashovfl.c */ extern Buffer _hash_addovflpage(Relation rel, Buffer *metabufp, Buffer buf); extern Buffer _hash_freeovflpage(Relation rel, Buffer ovflbuf); -extern int32 _hash_initbitmap(Relation rel, HashMetaPage metap, int32 pnum, +extern int32 +_hash_initbitmap(Relation rel, HashMetaPage metap, int32 pnum, int32 nbits, int32 ndx); -extern void _hash_squeezebucket(Relation rel, HashMetaPage metap, +extern void +_hash_squeezebucket(Relation rel, HashMetaPage metap, Bucket bucket); @@ -297,7 +302,8 @@ extern Buffer _hash_getbuf(Relation rel, BlockNumber blkno, int access); extern void _hash_relbuf(Relation rel, Buffer buf, int access); extern void _hash_wrtbuf(Relation rel, Buffer buf); extern void _hash_wrtnorelbuf(Relation rel, Buffer buf); -extern Page _hash_chgbufaccess(Relation rel, Buffer *bufp, int from_access, +extern Page +_hash_chgbufaccess(Relation rel, Buffer *bufp, int from_access, int to_access); extern void _hash_pageinit(Page page, Size size); extern void _hash_pagedel(Relation rel, ItemPointer tid); @@ -311,16 +317,19 @@ extern void _hash_adjscans(Relation rel, ItemPointer tid); /* hashsearch.c */ -extern void _hash_search(Relation rel, int keysz, ScanKey scankey, +extern void +_hash_search(Relation rel, int keysz, ScanKey scankey, Buffer *bufP, HashMetaPage metap); extern RetrieveIndexResult _hash_next(IndexScanDesc scan, ScanDirection dir); extern RetrieveIndexResult _hash_first(IndexScanDesc scan, ScanDirection dir); -extern bool _hash_step(IndexScanDesc scan, Buffer *bufP, ScanDirection dir, +extern bool +_hash_step(IndexScanDesc scan, Buffer *bufP, ScanDirection dir, Buffer metabuf); /* hashutil.c */ -extern ScanKey _hash_mkscankey(Relation rel, IndexTuple itup, +extern ScanKey +_hash_mkscankey(Relation rel, IndexTuple itup, HashMetaPage metap); extern void _hash_freeskey(ScanKey skey); extern bool _hash_checkqual(IndexScanDesc scan, IndexTuple itup); |