greenplumn pg_policy 源码
greenplumn pg_policy 代码
文件路径：/src/include/catalog/pg_policy.h
/*-------------------------------------------------------------------------
*
* pg_policy.h
* definition of the "policy" system catalog (pg_policy)
*
*
* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/catalog/pg_policy.h
*
* NOTES
* The Catalog.pm module reads this file and derives schema
* information.
*
*-------------------------------------------------------------------------
*/
#ifndef PG_POLICY_H
#define PG_POLICY_H
#include "catalog/genbki.h"
#include "catalog/pg_policy_d.h"
/* ----------------
* pg_policy definition. cpp turns this into
* typedef struct FormData_pg_policy
* ----------------
*/
CATALOG(pg_policy,3256,PolicyRelationId)
{
Oid oid; /* oid */
NameData polname; /* Policy name. */
Oid polrelid; /* Oid of the relation with policy. */
char polcmd; /* One of ACL_*_CHR, or '*' for all */
bool polpermissive; /* restrictive or permissive policy */
#ifdef CATALOG_VARLEN
Oid polroles[1] BKI_FORCE_NOT_NULL; /* Roles associated with
* policy */
pg_node_tree polqual; /* Policy quals. */
pg_node_tree polwithcheck; /* WITH CHECK quals. */
#endif
} FormData_pg_policy;
/* ----------------
* Form_pg_policy corresponds to a pointer to a row with
* the format of pg_policy relation.
* ----------------
*/
typedef FormData_pg_policy *Form_pg_policy;
#endif /* PG_POLICY_H */
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