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Add a hook in ExecCheckRTPerms().

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This hook allows a loadable module to gain control when table permissions
are checked.  It is expected to be used by an eventual SE-PostgreSQL
implementation, but there are other possible applications as well.  A
sample contrib module can be found in the archives at:

http://archives.postgresql.org/pgsql-hackers/2010-05/msg01095.php

Robert Haas and Stephen Frost
This commit is contained in:
Robert Haas
2010-07-09 14:06:01 +00:00
parent b40466c337
commit f4122a8d50
2 changed files with 12 additions and 2 deletions
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6
src/include/executor/executor.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/executor/executor.h,v 1.168 2010/02/26 02:01:24 momjian Exp $
* $PostgreSQL: pgsql/src/include/executor/executor.h,v 1.169 2010/07/09 14:06:01 rhaas Exp $
*
*-------------------------------------------------------------------------
*/
@ -74,6 +74,10 @@ extern PGDLLIMPORT ExecutorRun_hook_type ExecutorRun_hook;
typedef void (*ExecutorEnd_hook_type) (QueryDesc *queryDesc);
extern PGDLLIMPORT ExecutorEnd_hook_type ExecutorEnd_hook;
/* Hook for plugins to get control in ExecCheckRTPerms() */
typedef void (*ExecutorCheckPerms_hook_type) (List *);
extern PGDLLIMPORT ExecutorCheckPerms_hook_type ExecutorCheckPerms_hook;
/*
* prototypes from functions in execAmi.c