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authorTom Lane <tgl@sss.pgh.pa.us>2000-01-23 03:43:24 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2000-01-23 03:43:24 +0000
commit27fee810ff9968a1034fea4bba4cd8d078c5d2d1 (patch)
tree24062ec2af7290f3d443e65c044c50e0ef1431be /src/include/utils/syscache.h
parent1161077e9774496273999183eb29ea4b46d52f66 (diff)
downloadpostgresql-27fee810ff9968a1034fea4bba4cd8d078c5d2d1.tar.gz
postgresql-27fee810ff9968a1034fea4bba4cd8d078c5d2d1.zip
Replace SearchSysCacheGetAttribute with SysCacheGetAttr, which fetches
an attribute of a tuple previously fetched with SearchSysCacheTuple. This avoids a lot of redundant cache lookups, particularly in selfuncs.c. Also, remove SearchSysCacheStruct, which was unused and grotty.
Diffstat (limited to 'src/include/utils/syscache.h')
-rw-r--r--src/include/utils/syscache.h10
1 files changed, 4 insertions, 6 deletions
diff --git a/src/include/utils/syscache.h b/src/include/utils/syscache.h
index 158a7bdb367..a6acff02654 100644
--- a/src/include/utils/syscache.h
+++ b/src/include/utils/syscache.h
@@ -8,7 +8,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
- * $Id: syscache.h,v 1.22 1999/11/24 16:52:50 momjian Exp $
+ * $Id: syscache.h,v 1.23 2000/01/23 03:43:22 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -81,10 +81,8 @@ extern HeapTuple SearchSysCacheTupleCopy(int cacheId,
Datum key1, Datum key2, Datum key3, Datum key4);
extern HeapTuple SearchSysCacheTuple(int cacheId,
Datum key1, Datum key2, Datum key3, Datum key4);
-extern int32 SearchSysCacheStruct(int cacheId, char *returnStruct,
- Datum key1, Datum key2, Datum key3, Datum key4);
-extern void *SearchSysCacheGetAttribute(int cacheId,
- AttrNumber attributeNumber,
- Datum key1, Datum key2, Datum key3, Datum key4);
+extern Datum SysCacheGetAttr(int cacheId, HeapTuple tup,
+ AttrNumber attributeNumber,
+ bool *isnull);
#endif /* SYSCACHE_H */