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Add new postgres -O option to allow system table structure changes.

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This commit is contained in:
Bruce Momjian
1999-03-17 22:53:31 +00:00
parent 62a7754e1a
commit 58118db39d
14 changed files with 57 additions and 71 deletions
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17
src/backend/tcop/postgres.c
View File

@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.104 1999/02/21 03:49:27 scrappy Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.105 1999/03/17 22:53:18 momjian Exp $
*
* NOTES
* this is the "main" module of the postgres backend and
@@ -917,6 +917,7 @@ usage(char *progname)
#ifdef LOCK_MGR_DEBUG
fprintf(stderr, "\t-K \t\tset locking debug level [0|1|2]\n");
#endif
fprintf(stderr, "\t-O \t\tallow system table structure changes\n");
fprintf(stderr, "\t-P port\t\tset port file descriptor\n");
fprintf(stderr, "\t-Q \t\tsuppress informational messages\n");
fprintf(stderr, "\t-S buffers\tset amount of sort memory available\n");
@@ -1017,7 +1018,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
optind = 1; /* reset after postmaster usage */
while ((flag = getopt(argc, argv,
"A:B:CD:d:Eef:iK:Lm:MNo:P:pQS:st:v:x:FW:"))
"A:B:CD:d:Eef:iK:Lm:MNOo:P:pQS:st:v:x:FW:"))
!= EOF)
switch (flag)
{
@@ -1096,7 +1097,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
* turn off fsync
* --------------------
*/
fsyncOff = 1;
disableFsync = true;
break;
case 'f':
@@ -1168,6 +1169,14 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
StrNCpy(OutputFileName, optarg, MAXPGPATH);
break;
case 'O':
/* --------------------
* allow system table structure modifications
* --------------------
*/
allowSystemTableMods = true;
break;
case 'p': /* started by postmaster */
/* ----------------
* p - special flag passed if backend was forked
@@ -1522,7 +1531,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
if (!IsUnderPostmaster)
{
puts("\nPOSTGRES backend interactive interface ");
puts("$Revision: 1.104 $ $Date: 1999/02/21 03:49:27 $\n");
puts("$Revision: 1.105 $ $Date: 1999/03/17 22:53:18 $\n");
}
/* ----------------

8
src/backend/tcop/utility.c
View File

@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.58 1999/03/16 03:24:17 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/tcop/utility.c,v 1.59 1999/03/17 22:53:19 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -187,7 +187,7 @@ ProcessUtility(Node *parsetree,
foreach(arg, args)
{
relname = strVal(lfirst(arg));
if (IsSystemRelationName(relname))
if (!allowSystemTableMods && IsSystemRelationName(relname))
elog(ERROR, "class \"%s\" is a system catalog",
relname);
rel = heap_openr(relname);
@@ -268,7 +268,7 @@ ProcessUtility(Node *parsetree,
CHECK_IF_ABORTED();
relname = stmt->relname;
if (IsSystemRelationName(relname))
if (!allowSystemTableMods && IsSystemRelationName(relname))
elog(ERROR, "class \"%s\" is a system catalog",
relname);
#ifndef NO_SECURITY
@@ -457,7 +457,7 @@ ProcessUtility(Node *parsetree,
{
case INDEX:
relname = stmt->name;
if (IsSystemRelationName(relname))
if (!allowSystemTableMods && IsSystemRelationName(relname))
elog(ERROR, "class \"%s\" is a system catalog index",
relname);
#ifndef NO_SECURITY