Remove unused files.
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3fa2bb316c
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/*-------------------------------------------------------------------------
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*
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* purge.c--
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* the POSTGRES purge command.
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/commands/Attic/purge.c,v 1.9 1997/11/20 23:21:08 momjian Exp $
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*
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* Note:
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* XXX There are many instances of int32 instead of ...Time. These
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* should be changed once it is decided the signed'ness will be.
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*
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*-------------------------------------------------------------------------
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*/
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#include <string.h>
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#include <postgres.h>
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#include <access/heapam.h>
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#include <access/xact.h>
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#include <utils/tqual.h> /* for NowTimeQual */
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#include <catalog/catname.h>
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#include <catalog/indexing.h>
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#include <fmgr.h>
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#include <commands/purge.h>
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#include <utils/builtins.h> /* for isreltime() */
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static char cmdname[] = "RelationPurge";
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#define RELATIVE 01
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#define ABSOLUTE 02
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int32
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RelationPurge(char *relationName,
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char *absoluteTimeString,
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char *relativeTimeString)
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{
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register i;
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AbsoluteTime absoluteTime = INVALID_ABSTIME;
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RelativeTime relativeTime = INVALID_RELTIME;
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bits8 dateTag;
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Relation relation;
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HeapScanDesc scan;
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static ScanKeyData key[1] = {
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{0, Anum_pg_class_relname, F_NAMEEQ}
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};
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Buffer buffer;
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HeapTuple newTuple,
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oldTuple;
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AbsoluteTime currentTime;
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char *values[Natts_pg_class];
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char nulls[Natts_pg_class];
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char replace[Natts_pg_class];
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Relation idescs[Num_pg_class_indices];
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/*
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* XXX for some reason getmyrelids (in inval.c) barfs when you
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* heap_replace tuples from these classes. i thought setheapoverride
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* would fix it but it didn't. for now, just disallow purge on these
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* classes.
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*/
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if (strcmp(RelationRelationName, relationName) == 0 ||
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strcmp(AttributeRelationName, relationName) == 0 ||
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strcmp(AccessMethodRelationName, relationName) == 0 ||
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strcmp(AccessMethodOperatorRelationName, relationName) == 0)
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{
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elog(WARN, "%s: cannot purge catalog \"%s\"",
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cmdname, relationName);
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}
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if (PointerIsValid(absoluteTimeString))
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{
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absoluteTime = (int32) nabstimein(absoluteTimeString);
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absoluteTimeString[0] = '\0';
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if (absoluteTime == INVALID_ABSTIME)
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{
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elog(NOTICE, "%s: bad absolute time string \"%s\"",
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cmdname, absoluteTimeString);
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elog(WARN, "purge not executed");
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}
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}
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#ifdef PURGEDEBUG
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elog(DEBUG, "%s: absolute time `%s' is %d.",
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cmdname, absoluteTimeString, absoluteTime);
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#endif /* defined(PURGEDEBUG) */
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if (PointerIsValid(relativeTimeString))
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{
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if (isreltime(relativeTimeString) != 1)
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{
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elog(WARN, "%s: bad relative time string \"%s\"",
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cmdname, relativeTimeString);
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}
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relativeTime = reltimein(relativeTimeString);
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#ifdef PURGEDEBUG
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elog(DEBUG, "%s: relative time `%s' is %d.",
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cmdname, relativeTimeString, relativeTime);
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#endif /* defined(PURGEDEBUG) */
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}
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/*
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* Find the RELATION relation tuple for the given relation.
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*/
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relation = heap_openr(RelationRelationName);
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key[0].sk_argument = PointerGetDatum(relationName);
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fmgr_info(key[0].sk_procedure, &key[0].sk_func, &key[0].sk_nargs);
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scan = heap_beginscan(relation, 0, false, 1, key);
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oldTuple = heap_getnext(scan, 0, &buffer);
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if (!HeapTupleIsValid(oldTuple))
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{
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heap_endscan(scan);
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heap_close(relation);
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elog(WARN, "%s: no such relation: %s", cmdname, relationName);
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return (0);
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}
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/*
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* Dig around in the tuple.
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*/
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currentTime = GetCurrentTransactionStartTime();
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if (!RelativeTimeIsValid(relativeTime))
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{
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dateTag = ABSOLUTE;
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if (!AbsoluteTimeIsValid(absoluteTime))
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absoluteTime = currentTime;
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}
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else if (!AbsoluteTimeIsValid(absoluteTime))
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dateTag = RELATIVE;
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else
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dateTag = ABSOLUTE | RELATIVE;
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for (i = 0; i < Natts_pg_class; ++i)
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{
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nulls[i] = heap_attisnull(oldTuple, i + 1) ? 'n' : ' ';
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values[i] = NULL;
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replace[i] = ' ';
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}
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if (dateTag & ABSOLUTE)
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{
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values[Anum_pg_class_relexpires - 1] =
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(char *) UInt32GetDatum(absoluteTime);
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replace[Anum_pg_class_relexpires - 1] = 'r';
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}
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if (dateTag & RELATIVE)
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{
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values[Anum_pg_class_relpreserved - 1] =
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(char *) UInt32GetDatum(relativeTime);
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replace[Anum_pg_class_relpreserved - 1] = 'r';
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}
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/*
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* Change the RELATION relation tuple for the given relation.
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*/
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newTuple = heap_modifytuple(oldTuple, buffer, relation, (Datum *) values,
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nulls, replace);
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/* XXX How do you detect an insertion error?? */
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heap_replace(relation, &newTuple->t_ctid, newTuple);
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/* keep the system catalog indices current */
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CatalogOpenIndices(Num_pg_class_indices, Name_pg_class_indices, idescs);
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CatalogIndexInsert(idescs, Num_pg_class_indices, relation, newTuple);
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CatalogCloseIndices(Num_pg_class_indices, idescs);
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pfree(newTuple);
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heap_endscan(scan);
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heap_close(relation);
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return (1);
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}
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/executor/execAmi.c,v 1.9 1997/11/20 23:21:22 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/executor/execAmi.c,v 1.10 1997/11/21 18:21:17 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -446,9 +446,7 @@ ExecCreatR(TupleDesc tupType,
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* heap_creatr creates a name if the argument to heap_creatr is
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* '\0 '
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*/
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relDesc = heap_creatr("",
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DEFAULT_SMGR,
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tupType);
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relDesc = heap_creatr("", tupType);
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}
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else
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{
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