88 lines
3.3 KiB
C
88 lines
3.3 KiB
C
/*-------------------------------------------------------------------------
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*
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* event_trigger.h
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* Declarations for command trigger handling.
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*
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* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/commands/event_trigger.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef EVENT_TRIGGER_H
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#define EVENT_TRIGGER_H
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#include "catalog/dependency.h"
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#include "catalog/objectaddress.h"
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#include "catalog/pg_event_trigger.h"
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#include "nodes/parsenodes.h"
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#include "tcop/deparse_utility.h"
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#include "utils/aclchk_internal.h"
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typedef struct EventTriggerData
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{
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NodeTag type;
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const char *event; /* event name */
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Node *parsetree; /* parse tree */
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const char *tag; /* command tag */
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} EventTriggerData;
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#define AT_REWRITE_ALTER_PERSISTENCE 0x01
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#define AT_REWRITE_DEFAULT_VAL 0x02
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#define AT_REWRITE_COLUMN_REWRITE 0x04
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/*
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* EventTriggerData is the node type that is passed as fmgr "context" info
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* when a function is called by the event trigger manager.
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*/
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#define CALLED_AS_EVENT_TRIGGER(fcinfo) \
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((fcinfo)->context != NULL && IsA((fcinfo)->context, EventTriggerData))
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extern Oid CreateEventTrigger(CreateEventTrigStmt *stmt);
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extern void RemoveEventTriggerById(Oid trigOid);
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extern Oid get_event_trigger_oid(const char *trigname, bool missing_ok);
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extern Oid AlterEventTrigger(AlterEventTrigStmt *stmt);
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extern ObjectAddress AlterEventTriggerOwner(const char *name, Oid newOwnerId);
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extern void AlterEventTriggerOwner_oid(Oid, Oid newOwnerId);
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extern bool EventTriggerSupportsObjectType(ObjectType obtype);
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extern bool EventTriggerSupportsObjectClass(ObjectClass objclass);
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extern void EventTriggerDDLCommandStart(Node *parsetree);
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extern void EventTriggerDDLCommandEnd(Node *parsetree);
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extern void EventTriggerSQLDrop(Node *parsetree);
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extern void EventTriggerTableRewrite(Node *parsetree, Oid tableOid, int reason);
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extern bool EventTriggerBeginCompleteQuery(void);
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extern void EventTriggerEndCompleteQuery(void);
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extern bool trackDroppedObjectsNeeded(void);
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extern void EventTriggerSQLDropAddObject(const ObjectAddress *object,
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bool original, bool normal);
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extern void EventTriggerInhibitCommandCollection(void);
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extern void EventTriggerUndoInhibitCommandCollection(void);
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extern void EventTriggerCollectSimpleCommand(ObjectAddress address,
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ObjectAddress secondaryObject,
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Node *parsetree);
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extern void EventTriggerAlterTableStart(Node *parsetree);
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extern void EventTriggerAlterTableRelid(Oid objectId);
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extern void EventTriggerCollectAlterTableSubcmd(Node *subcmd,
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ObjectAddress address);
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extern void EventTriggerAlterTableEnd(void);
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extern void EventTriggerCollectGrant(InternalGrant *istmt);
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extern void EventTriggerCollectAlterOpFam(AlterOpFamilyStmt *stmt,
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Oid opfamoid, List *operators,
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List *procedures);
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extern void EventTriggerCollectCreateOpClass(CreateOpClassStmt *stmt,
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Oid opcoid, List *operators,
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List *procedures);
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extern void EventTriggerCollectAlterTSConfig(AlterTSConfigurationStmt *stmt,
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Oid cfgId, Oid *dictIds, int ndicts);
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extern void EventTriggerCollectAlterDefPrivs(AlterDefaultPrivilegesStmt *stmt);
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#endif /* EVENT_TRIGGER_H */
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