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/*-------------------------------------------------------------------------
*
* rewriteHandler.h
* External interface to query rewriter.
*
*
* Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/rewrite/rewriteHandler.h
*
*-------------------------------------------------------------------------
*/
#ifndef REWRITEHANDLER_H
#define REWRITEHANDLER_H
#include "nodes/parsenodes.h"
#include "utils/relcache.h"
extern List *QueryRewrite(Query *parsetree);
extern void AcquireRewriteLocks(Query *parsetree,
bool forExecute,
bool forUpdatePushedDown);
extern Node *build_column_default(Relation rel, int attrno);
extern Query *get_view_query(Relation view);
extern bool view_has_instead_trigger(Relation view, CmdType event,
List *mergeActionList);
extern const char *view_query_is_auto_updatable(Query *viewquery,
bool check_cols);
extern int relation_is_updatable(Oid reloid,
List *outer_reloids,
bool include_triggers,
Bitmapset *include_cols);
extern void error_view_not_updatable(Relation view,
CmdType command,
List *mergeActionList,
const char *detail);
extern Node *expand_generated_columns_in_expr(Node *node, Relation rel, int rt_index);
extern Node *build_generation_expression(Relation rel, int attrno);
#endif /* REWRITEHANDLER_H */
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