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Add large object access control.

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A new system catalog pg_largeobject_metadata manages
ownership and access privileges of large objects.

KaiGai Kohei, reviewed by Jaime Casanova.
This commit is contained in:
Itagaki Takahiro
2009-12-11 03:34:57 +00:00
parent 64579962bb
commit f1325ce213
39 changed files with 1450 additions and 173 deletions
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31
src/bin/psql/large_obj.c
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@@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2009, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/large_obj.c,v 1.52 2009/01/01 17:23:55 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/large_obj.c,v 1.53 2009/12/11 03:34:56 itagaki Exp $
*/
#include "postgres_fe.h"
#include "large_obj.h"
@@ -278,13 +278,28 @@ do_lo_list(void)
char buf[1024];
printQueryOpt myopt = pset.popt;
snprintf(buf, sizeof(buf),
"SELECT loid as \"%s\",\n"
" pg_catalog.obj_description(loid, 'pg_largeobject') as \"%s\"\n"
"FROM (SELECT DISTINCT loid FROM pg_catalog.pg_largeobject) x\n"
"ORDER BY 1",
gettext_noop("ID"),
gettext_noop("Description"));
if (pset.sversion >= 80500)
{
snprintf(buf, sizeof(buf),
"SELECT oid as \"%s\",\n"
" pg_catalog.pg_get_userbyid(lomowner) as \"%s\",\n"
" pg_catalog.obj_description(oid, 'pg_largeobject') as \"%s\"\n"
" FROM pg_catalog.pg_largeobject_metadata "
" ORDER BY oid",
gettext_noop("ID"),
gettext_noop("Owner"),
gettext_noop("Description"));
}
else
{
snprintf(buf, sizeof(buf),
"SELECT loid as \"%s\",\n"
" pg_catalog.obj_description(loid, 'pg_largeobject') as \"%s\"\n"
"FROM (SELECT DISTINCT loid FROM pg_catalog.pg_largeobject) x\n"
"ORDER BY 1",
gettext_noop("ID"),
gettext_noop("Description"));
}
res = PSQLexec(buf, false);
if (!res)