diff options
Diffstat (limited to 'src/include/commands/trigger.h')
| -rw-r--r-- | src/include/commands/trigger.h | 36 |
1 files changed, 5 insertions, 31 deletions
diff --git a/src/include/commands/trigger.h b/src/include/commands/trigger.h index 284815b47f7..ac9eb7296d1 100644 --- a/src/include/commands/trigger.h +++ b/src/include/commands/trigger.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/commands/trigger.h,v 1.60 2007/01/05 22:19:54 momjian Exp $ + * $PostgreSQL: pgsql/src/include/commands/trigger.h,v 1.61 2007/02/14 01:58:58 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -78,34 +78,8 @@ typedef struct TriggerData #define TRIGGER_FIRED_AFTER(event) \ (!TRIGGER_FIRED_BEFORE (event)) -/* - * RI trigger function arguments are stored in pg_trigger.tgargs bytea - * - * constrname\0fkrel\0pkrel\0matchtype\0fkatt\0pkatt\0fkatt\0pkatt\0... - * - * There are one or more pairs of fkatt/pkatt names. - * - * The relation names are no longer of much use since they are not - * guaranteed unique; they are present only for backwards compatibility. - * Use the tgrelid and tgconstrrelid fields to identify the referenced - * relations, instead. (But note that which is which will depend on which - * trigger you are looking at!) - */ -#define RI_CONSTRAINT_NAME_ARGNO 0 -#define RI_FK_RELNAME_ARGNO 1 -#define RI_PK_RELNAME_ARGNO 2 -#define RI_MATCH_TYPE_ARGNO 3 -#define RI_FIRST_ATTNAME_ARGNO 4 /* first attname pair starts - * here */ - -#define RI_KEYPAIR_FK_IDX 0 -#define RI_KEYPAIR_PK_IDX 1 - -#define RI_MAX_NUMKEYS INDEX_MAX_KEYS -#define RI_MAX_ARGUMENTS (RI_FIRST_ATTNAME_ARGNO + (RI_MAX_NUMKEYS * 2)) - -extern Oid CreateTrigger(CreateTrigStmt *stmt, bool forConstraint); +extern Oid CreateTrigger(CreateTrigStmt *stmt, Oid constraintOid); extern void DropTrigger(Oid relid, const char *trigname, DropBehavior behavior, bool missing_ok); @@ -175,10 +149,10 @@ extern bool RI_FKey_keyequal_upd_pk(Trigger *trigger, Relation pk_rel, HeapTuple old_row, HeapTuple new_row); extern bool RI_FKey_keyequal_upd_fk(Trigger *trigger, Relation fk_rel, HeapTuple old_row, HeapTuple new_row); -extern bool RI_Initial_Check(FkConstraint *fkconstraint, - Relation rel, - Relation pkrel); +extern bool RI_Initial_Check(Trigger *trigger, + Relation fk_rel, Relation pk_rel); +/* result values for RI_FKey_trigger_type: */ #define RI_TRIGGER_PK 1 /* is a trigger on the PK relation */ #define RI_TRIGGER_FK 2 /* is a trigger on the FK relation */ #define RI_TRIGGER_NONE 0 /* is not an RI trigger function */ |