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Restructure indexscan API (index_beginscan, index_getnext) per

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yesterday's proposal to pghackers.  Also remove unnecessary parameters
to heap_beginscan, heap_rescan.  I modified pg_proc.h to reflect the
new numbers of parameters for the AM interface routines, but did not
force an initdb because nothing actually looks at those fields.
This commit is contained in:
Tom Lane
2002-05-20 23:51:44 +00:00
parent c961474c96
commit 44fbe20d62
59 changed files with 834 additions and 1283 deletions
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4
contrib/dbsize/dbsize.c
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@ -59,8 +59,8 @@ database_size(PG_FUNCTION_ARGS)
relation = heap_openr(DatabaseRelationName, AccessShareLock);
ScanKeyEntryInitialize(&scanKey, 0, Anum_pg_database_datname,
F_NAMEEQ, NameGetDatum(dbname));
scan = heap_beginscan(relation, 0, SnapshotNow, 1, &scanKey);
tuple = heap_getnext(scan, 0);
scan = heap_beginscan(relation, SnapshotNow, 1, &scanKey);
tuple = heap_getnext(scan, ForwardScanDirection);
if (!HeapTupleIsValid(tuple))
elog(ERROR, "database %s does not exist", NameStr(*dbname));