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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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23
src/backend/parser/gram.y
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@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.695 2009/12/07 05:22:22 tgl Exp $
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.696 2009/12/11 03:34:55 itagaki Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -397,6 +397,7 @@ static TypeName *TableFuncTypeName(List *columns);
%type <boolean> opt_varying opt_timezone
%type <ival> Iconst SignedIconst
%type <list> Iconst_list
%type <str> Sconst comment_text
%type <str> RoleId opt_granted_by opt_boolean ColId_or_Sconst
%type <list> var_list
@ -4576,6 +4577,14 @@ privilege_target:
n->objs = $2;
$$ = n;
}
| LARGE_P OBJECT_P Iconst_list
{
PrivTarget *n = (PrivTarget *) palloc(sizeof(PrivTarget));
n->targtype = ACL_TARGET_OBJECT;
n->objtype = ACL_OBJECT_LARGEOBJECT;
n->objs = $3;
$$ = n;
}
| SCHEMA name_list
{
PrivTarget *n = (PrivTarget *) palloc(sizeof(PrivTarget));
@ -5851,6 +5860,14 @@ AlterOwnerStmt: ALTER AGGREGATE func_name aggr_args OWNER TO RoleId
n->newowner = $7;
$$ = (Node *)n;
}
| ALTER LARGE_P OBJECT_P Iconst OWNER TO RoleId
{
AlterOwnerStmt *n = makeNode(AlterOwnerStmt);
n->objectType = OBJECT_LARGEOBJECT;
n->object = list_make1(makeInteger($4));
n->newowner = $7;
$$ = (Node *)n;
}
| ALTER OPERATOR any_operator oper_argtypes OWNER TO RoleId
{
AlterOwnerStmt *n = makeNode(AlterOwnerStmt);
@ -10542,6 +10559,10 @@ SignedIconst: Iconst { $$ = $1; }
| '-' Iconst { $$ = - $2; }
;
Iconst_list: Iconst { $$ = list_make1(makeInteger($1)); }
| Iconst_list ',' Iconst { $$ = lappend($1, makeInteger($3)); }
;
/*
* Name classification hierarchy.
*