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Commita535cdf

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Revert temp_tablespaces because of coding problems, per Tom.
1 parent4ae6967 commita535cdf

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10 files changed

+16
-258
lines changed

10 files changed

+16
-258
lines changed

‎doc/src/sgml/config.sgml

Lines changed: 1 addition & 30 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.114 2007/03/03 18:46:40 momjian Exp $ -->
1+
<!-- $PostgreSQL: pgsql/doc/src/sgml/config.sgml,v 1.115 2007/03/06 02:06:12 momjian Exp $ -->
22

33
<chapter Id="runtime-config">
44
<title>Server Configuration</title>
@@ -3440,35 +3440,6 @@ SELECT * FROM parent WHERE key = 2400;
34403440
</listitem>
34413441
</varlistentry>
34423442

3443-
<varlistentry id="guc-temp-tablespaces" xreflabel="temp_tablespaces">
3444-
<term><varname>temp_tablespaces</varname> (<type>string</type>)</term>
3445-
<indexterm>
3446-
<primary><varname>temp_tablespaces</> configuration parameter</primary>
3447-
</indexterm>
3448-
<indexterm><primary>tablespace</><secondary>temp</></>
3449-
<listitem>
3450-
<para>
3451-
This variable specifies tablespaces in which to create temp
3452-
objects (temp tables and indexes on temp tables) when a
3453-
<command>CREATE</> command does not explicitly specify a tablespace
3454-
and temp files when necessary (eg. for sorting operations).
3455-
</para>
3456-
3457-
<para>
3458-
The value is either a list of names of tablespaces, or an empty
3459-
string to specify using the default tablespace of the current database.
3460-
If the value does not match the name of any existing tablespace,
3461-
<productname>PostgreSQL</> will automatically use the default
3462-
tablespace of the current database.
3463-
</para>
3464-
3465-
<para>
3466-
For more information on tablespaces,
3467-
see <xref linkend="manage-ag-tablespaces">.
3468-
</para>
3469-
</listitem>
3470-
</varlistentry>
3471-
34723443
<varlistentry id="guc-check-function-bodies" xreflabel="check_function_bodies">
34733444
<term><varname>check_function_bodies</varname> (<type>boolean</type>)</term>
34743445
<indexterm>

‎src/backend/commands/indexcmds.c

Lines changed: 2 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/commands/indexcmds.c,v 1.155 2007/02/01 19:10:26 momjian Exp $
11+
* $PostgreSQL: pgsql/src/backend/commands/indexcmds.c,v 1.156 2007/03/06 02:06:12 momjian Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -209,13 +209,7 @@ DefineIndex(RangeVar *heapRelation,
209209
}
210210
else
211211
{
212-
/*
213-
* if the target table is temporary then use a temp_tablespace
214-
*/
215-
if (!rel->rd_istemp)
216-
tablespaceId=GetDefaultTablespace();
217-
else
218-
tablespaceId=GetTempTablespace();
212+
tablespaceId=GetDefaultTablespace();
219213
/* note InvalidOid is OK in this case */
220214
}
221215

‎src/backend/commands/tablecmds.c

Lines changed: 1 addition & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.215 2007/02/16 22:04:02 tgl Exp $
11+
* $PostgreSQL: pgsql/src/backend/commands/tablecmds.c,v 1.216 2007/03/06 02:06:13 momjian Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -330,10 +330,6 @@ DefineRelation(CreateStmt *stmt, char relkind)
330330
errmsg("tablespace \"%s\" does not exist",
331331
stmt->tablespacename)));
332332
}
333-
elseif (stmt->relation->istemp)
334-
{
335-
tablespaceId=GetTempTablespace();
336-
}
337333
else
338334
{
339335
tablespaceId=GetDefaultTablespace();

‎src/backend/commands/tablespace.c

Lines changed: 2 additions & 141 deletions
Original file line numberDiff line numberDiff line change
@@ -37,7 +37,7 @@
3737
*
3838
*
3939
* IDENTIFICATION
40-
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.42 2007/02/01 19:10:26 momjian Exp $
40+
* $PostgreSQL: pgsql/src/backend/commands/tablespace.c,v 1.43 2007/03/06 02:06:13 momjian Exp $
4141
*
4242
*-------------------------------------------------------------------------
4343
*/
@@ -65,12 +65,9 @@
6565
#include"utils/lsyscache.h"
6666

6767

68-
/* GUCvariables */
68+
/* GUCvariable */
6969
char*default_tablespace=NULL;
70-
char*temp_tablespaces=NULL;
7170

72-
intnext_temp_tablespace;
73-
intnum_temp_tablespaces;
7471

7572
staticboolremove_tablespace_directories(Oidtablespaceoid,boolredo);
7673
staticvoidset_short_version(constchar*path);
@@ -933,142 +930,6 @@ GetDefaultTablespace(void)
933930
returnresult;
934931
}
935932

936-
/*
937-
* Routines for handling the GUC variable 'temp_tablespaces'.
938-
*/
939-
940-
/* assign_hook: validate new temp_tablespaces, do extra actions as needed */
941-
constchar*
942-
assign_temp_tablespaces(constchar*newval,booldoit,GucSourcesource)
943-
{
944-
char*rawname;
945-
List*namelist;
946-
ListCell*l;
947-
948-
/* Need a modifiable copy of string */
949-
rawname=pstrdup(newval);
950-
951-
/* Parse string into list of identifiers */
952-
if (!SplitIdentifierString(rawname,',',&namelist))
953-
{
954-
/* syntax error in name list */
955-
pfree(rawname);
956-
list_free(namelist);
957-
returnNULL;
958-
}
959-
960-
num_temp_tablespaces=0;
961-
foreach(l,namelist)
962-
{
963-
char*curname= (char*)lfirst(l);
964-
965-
/*
966-
* If we aren't inside a transaction, we cannot do database access so
967-
* cannot verify the individual names.Must accept the list on faith.
968-
*/
969-
if (source >=PGC_S_INTERACTIVE&&IsTransactionState())
970-
{
971-
/*
972-
* Verify that all the names are valid tablspace names
973-
* We do not check for USAGE rights should we?
974-
*/
975-
if (get_tablespace_oid(curname)==InvalidOid)
976-
ereport((source==PGC_S_TEST) ?NOTICE :ERROR,
977-
(errcode(ERRCODE_UNDEFINED_OBJECT),
978-
errmsg("tablespace \"%s\" does not exist",curname)));
979-
}
980-
num_temp_tablespaces++;
981-
}
982-
983-
/*
984-
* Select the first tablespace to use
985-
*/
986-
next_temp_tablespace=MyProcPid %num_temp_tablespaces;
987-
988-
pfree(rawname);
989-
list_free(namelist);
990-
returnnewval;
991-
}
992-
993-
/*
994-
* GetTempTablespace -- get the OID of the tablespace for temporary objects
995-
*
996-
* May return InvalidOid to indicate "use the database's default tablespace"
997-
*
998-
* This exists to hide the temp_tablespace GUC variable.
999-
*/
1000-
Oid
1001-
GetTempTablespace(void)
1002-
{
1003-
Oidresult;
1004-
char*curname=NULL;
1005-
char*rawname;
1006-
List*namelist;
1007-
ListCell*l;
1008-
inti=0;
1009-
1010-
if (temp_tablespaces==NULL )
1011-
returnInvalidOid;
1012-
1013-
/* Need a modifiable version of temp_tablespaces */
1014-
rawname=pstrdup(temp_tablespaces);
1015-
1016-
/* Parse string into list of identifiers */
1017-
if (!SplitIdentifierString(rawname,',',&namelist))
1018-
{
1019-
/* syntax error in name list */
1020-
pfree(rawname);
1021-
list_free(namelist);
1022-
returnInvalidOid;
1023-
}
1024-
1025-
/*
1026-
* Iterate through the list of namespaces until the one we need
1027-
* (next_temp_tablespace)
1028-
*/
1029-
foreach(l,namelist)
1030-
{
1031-
curname= (char*)lfirst(l);
1032-
if (i==next_temp_tablespace )
1033-
break;
1034-
i++;
1035-
}
1036-
1037-
1038-
/* Prepare for the next time the function is called */
1039-
next_temp_tablespace++;
1040-
if (next_temp_tablespace==num_temp_tablespaces)
1041-
next_temp_tablespace=0;
1042-
1043-
/* Fast path for temp_tablespaces == "" */
1044-
if (curname==NULL||curname[0]=='\0') {
1045-
list_free(namelist);
1046-
pfree(rawname);
1047-
returnInvalidOid;
1048-
}
1049-
1050-
/*
1051-
* It is tempting to cache this lookup for more speed, but then we would
1052-
* fail to detect the case where the tablespace was dropped since the GUC
1053-
* variable was set. Note also that we don't complain if the value fails
1054-
* to refer to an existing tablespace; we just silently return InvalidOid,
1055-
* causing the new object to be created in the database's tablespace.
1056-
*/
1057-
result=get_tablespace_oid(curname);
1058-
1059-
/* We don't free rawname before because curname points to a part of it */
1060-
pfree(rawname);
1061-
1062-
/*
1063-
* Allow explicit specification of database's default tablespace in
1064-
* default_tablespace without triggering permissions checks.
1065-
*/
1066-
if (result==MyDatabaseTableSpace)
1067-
result=InvalidOid;
1068-
1069-
list_free(namelist);
1070-
returnresult;
1071-
}
1072933

1073934
/*
1074935
* get_tablespace_oid - given a tablespace name, look up the OID

‎src/backend/executor/execMain.c

Lines changed: 1 addition & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -26,7 +26,7 @@
2626
*
2727
*
2828
* IDENTIFICATION
29-
* $PostgreSQL: pgsql/src/backend/executor/execMain.c,v 1.289 2007/02/27 01:11:25 tgl Exp $
29+
* $PostgreSQL: pgsql/src/backend/executor/execMain.c,v 1.290 2007/03/06 02:06:13 momjian Exp $
3030
*
3131
*-------------------------------------------------------------------------
3232
*/
@@ -2440,10 +2440,6 @@ OpenIntoRel(QueryDesc *queryDesc)
24402440
errmsg("tablespace \"%s\" does not exist",
24412441
into->tableSpaceName)));
24422442
}
2443-
elseif (into->rel->istemp)
2444-
{
2445-
tablespaceId=GetTempTablespace();
2446-
}
24472443
else
24482444
{
24492445
tablespaceId=GetDefaultTablespace();

‎src/backend/storage/file/fd.c

Lines changed: 6 additions & 48 deletions
Original file line numberDiff line numberDiff line change
@@ -7,7 +7,7 @@
77
* Portions Copyright (c) 1994, Regents of the University of California
88
*
99
* IDENTIFICATION
10-
* $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.136 2007/02/28 15:59:30 mha Exp $
10+
* $PostgreSQL: pgsql/src/backend/storage/file/fd.c,v 1.137 2007/03/06 02:06:14 momjian Exp $
1111
*
1212
* NOTES:
1313
*
@@ -46,8 +46,6 @@
4646
#include<unistd.h>
4747
#include<fcntl.h>
4848

49-
#include"commands/tablespace.h"
50-
5149
#include"miscadmin.h"
5250
#include"access/xact.h"
5351
#include"storage/fd.h"
@@ -78,7 +76,6 @@
7876
*/
7977
#defineFD_MINFREE10
8078

81-
#defineOIDCHARS 10/* max chars printed by %u */
8279

8380
/*
8481
* A number of platforms allow individual processes to open many more files
@@ -883,51 +880,13 @@ OpenTemporaryFile(bool interXact)
883880
{
884881
chartempfilepath[MAXPGPATH];
885882
Filefile;
886-
Oidoid;
887-
char*path;
888-
intpathlen;
889883

890884
/*
891-
* Take a look what should be the path of the temporary file
885+
* Generate a tempfile name that should be unique within the current
886+
* database instance.
892887
*/
893-
oid=GetTempTablespace();
894-
if (oid!=InvalidOid)
895-
{
896-
/*
897-
* As we got a valid tablespace, try to create the
898-
* file there
899-
*/
900-
901-
pathlen=strlen("pg_tblspc/")+OIDCHARS+1;
902-
path= (char*)palloc(pathlen);
903-
snprintf(path,pathlen,"pg_tblspc/%u",oid );
904-
905-
/*
906-
* Generate a tempfile name that should be unique within the current
907-
* database instance.
908-
*/
909-
snprintf(tempfilepath,sizeof(tempfilepath),
910-
"%s/%s%d.%ld",path,PG_TEMP_FILE_PREFIX,
911-
MyProcPid,tempFileCounter++);
912-
pfree(path);
913-
file=PathNameOpenFile(tempfilepath,
914-
O_RDWR |O_CREAT |O_TRUNC |PG_BINARY,
915-
0600);
916-
}
917-
918-
/*
919-
* Create a normal temporary file if no tablespace returned or
920-
* couldn't create the file in the tablespace "oid"
921-
*/
922-
if (oid==InvalidOid||file <=0)
923-
{
924-
path=PG_TEMP_FILES_DIR;
925-
/*
926-
* Generate a tempfile name that should be unique within the current
927-
* database instance.
928-
*/
929-
snprintf(tempfilepath,sizeof(tempfilepath),
930-
"%s/%s%d.%ld",path,PG_TEMP_FILE_PREFIX,
888+
snprintf(tempfilepath,sizeof(tempfilepath),
889+
"%s/%s%d.%ld",PG_TEMP_FILES_DIR,PG_TEMP_FILE_PREFIX,
931890
MyProcPid,tempFileCounter++);
932891

933892
/*
@@ -959,8 +918,7 @@ OpenTemporaryFile(bool interXact)
959918
if (file <=0)
960919
elog(ERROR,"could not create temporary file \"%s\": %m",
961920
tempfilepath);
962-
}
963-
}
921+
}
964922

965923
/* Mark it for deletion at close */
966924
VfdCache[file].fdstate |=FD_TEMPORARY;

‎src/backend/utils/misc/guc.c

Lines changed: 1 addition & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -10,7 +10,7 @@
1010
* Written by Peter Eisentraut <peter_e@gmx.net>.
1111
*
1212
* IDENTIFICATION
13-
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.378 2007/03/03 18:46:40 momjian Exp $
13+
* $PostgreSQL: pgsql/src/backend/utils/misc/guc.c,v 1.379 2007/03/06 02:06:14 momjian Exp $
1414
*
1515
*--------------------------------------------------------------------
1616
*/
@@ -99,7 +99,6 @@ extern bool Log_disconnections;
9999
externintCommitDelay;
100100
externintCommitSiblings;
101101
externchar*default_tablespace;
102-
externchar*temp_tablespaces;
103102
externboolfullPageWrites;
104103

105104
#ifdefTRACE_SORT
@@ -2317,16 +2316,6 @@ static struct config_string ConfigureNamesString[] =
23172316
"content",assign_xmloption,NULL
23182317
},
23192318

2320-
{
2321-
{"temp_tablespaces",PGC_USERSET,PGC_S_FILE,
2322-
gettext_noop("Sets the tablespaces suitable for creating new objects and sort files."),
2323-
NULL,
2324-
GUC_LIST_INPUT |GUC_LIST_QUOTE
2325-
},
2326-
&temp_tablespaces,
2327-
NULL,assign_temp_tablespaces,NULL
2328-
},
2329-
23302319
#ifdefUSE_SSL
23312320
{
23322321
{"ssl_ciphers",PGC_POSTMASTER,CONN_AUTH_SECURITY,

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