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Update comments to reflect that tgenabled is not a boolean anymore.

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Jonah Harris, with minor tinkering by me.
This commit is contained in:
Heikki Linnakangas 2009-01-22 19:16:31 +00:00
parent dd7e54a17f
commit c079090bbc
2 changed files with 10 additions and 4 deletions
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8
src/backend/commands/trigger.c
View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/trigger.c,v 1.244 2009/01/21 09:28:26 mha Exp $
* $PostgreSQL: pgsql/src/backend/commands/trigger.c,v 1.245 2009/01/22 19:16:31 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -992,12 +992,14 @@ renametrig(Oid relid,
/*
* EnableDisableTrigger()
*
* Called by ALTER TABLE ENABLE/DISABLE TRIGGER
* Called by ALTER TABLE ENABLE/DISABLE [ REPLICA | ALWAYS ] TRIGGER
* to change 'tgenabled' field for the specified trigger(s)
*
* rel: relation to process (caller must hold suitable lock on it)
* tgname: trigger to process, or NULL to scan all triggers
* enable: new value for tgenabled field
* fires_when: new value for tgenabled field. In addition to generic
* enablement/disablement, this also defines when the trigger
* should be fired in session replication roles.
* skip_system: if true, skip "system" triggers (constraint triggers)
*
* Caller should have checked permissions for the table; here we also

6
src/include/commands/trigger.h
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@ -6,7 +6,7 @@
* Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/commands/trigger.h,v 1.70 2009/01/01 17:23:58 momjian Exp $
* $PostgreSQL: pgsql/src/include/commands/trigger.h,v 1.71 2009/01/22 19:16:31 heikki Exp $
*
*-------------------------------------------------------------------------
*/
@ -95,6 +95,10 @@ typedef struct TriggerData
#define SESSION_REPLICATION_ROLE_LOCAL 2
extern PGDLLIMPORT int SessionReplicationRole;
/*
* States at which a trigger can be fired. These are the
* possible values for pg_trigger.tgenabled.
*/
#define TRIGGER_FIRES_ON_ORIGIN 'O'
#define TRIGGER_FIRES_ALWAYS 'A'
#define TRIGGER_FIRES_ON_REPLICA 'R'