1/*-------------------------------------------------------------------------
2 *
3 * prs2lock.h
4 * data structures for POSTGRES Rule System II (rewrite rules only)
5 *
6 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
7 * Portions Copyright (c) 1994, Regents of the University of California
8 *
9 * src/include/rewrite/prs2lock.h
10 *
11 *-------------------------------------------------------------------------
12 */
13#ifndef PRS2LOCK_H
14#define PRS2LOCK_H
15
16#include "access/attnum.h"
17#include "nodes/pg_list.h"
18
19/*
20 * RewriteRule -
21 * holds an info for a rewrite rule
22 *
23 */
24typedef struct RewriteRule
25{
26 Oid ruleId;
27 CmdType event;
28 Node *qual;
29 List *actions;
30 char enabled;
31 bool isInstead;
32} RewriteRule;
33
34/*
35 * RuleLock -
36 * all rules that apply to a particular relation. Even though we only
37 * have the rewrite rule system left and these are not really "locks",
38 * the name is kept for historical reasons.
39 */
40typedef struct RuleLock
41{
42 int numLocks;
43 RewriteRule **rules;
44} RuleLock;
45
46#endif /* REWRITE_H */
47