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Create an ALTER DEFAULT PRIVILEGES command, which allows users to adjust

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the privileges that will be applied to subsequently-created objects.

Such adjustments are always per owning role, and can be restricted to objects
created in particular schemas too.  A notable benefit is that users can
override the traditional default privilege settings, eg, the PUBLIC EXECUTE
privilege traditionally granted by default for functions.

Petr Jelinek
This commit is contained in:
Tom Lane
2009-10-05 19:24:49 +00:00
parent 41f89e3bbc
commit 249724cb01
48 changed files with 2240 additions and 180 deletions
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15
src/backend/tcop/utility.c
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@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/tcop/utility.c,v 1.314 2009/09/22 23:43:38 tgl Exp $
* $PostgreSQL: pgsql/src/backend/tcop/utility.c,v 1.315 2009/10/05 19:24:41 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -199,6 +199,7 @@ check_xact_readonly(Node *parsetree)
case T_DropPropertyStmt:
case T_GrantStmt:
case T_GrantRoleStmt:
case T_AlterDefaultPrivilegesStmt:
case T_TruncateStmt:
case T_DropOwnedStmt:
case T_ReassignOwnedStmt:
@ -701,6 +702,10 @@ ProcessUtility(Node *parsetree,
GrantRole((GrantRoleStmt *) parsetree);
break;
case T_AlterDefaultPrivilegesStmt:
ExecAlterDefaultPrivilegesStmt((AlterDefaultPrivilegesStmt *) parsetree);
break;
/*
* **************** object creation / destruction *****************
*/
@ -1687,6 +1692,10 @@ CreateCommandTag(Node *parsetree)
}
break;
case T_AlterDefaultPrivilegesStmt:
tag = "ALTER DEFAULT PRIVILEGES";
break;
case T_DefineStmt:
switch (((DefineStmt *) parsetree)->kind)
{
@ -2240,6 +2249,10 @@ GetCommandLogLevel(Node *parsetree)
lev = LOGSTMT_DDL;
break;
case T_AlterDefaultPrivilegesStmt:
lev = LOGSTMT_DDL;
break;
case T_DefineStmt:
lev = LOGSTMT_DDL;
break;