Prototypes, definitions...
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@ -13,35 +13,53 @@
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#include "access/htup.h"
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#include "utils/rel.h"
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typedef uint32 TriggerAction;
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typedef uint32 TriggerEvent;
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#define TRIGGER_ACTION_INSERT 0x00000000
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#define TRIGGER_ACTION_DELETE 0x00000001
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#define TRIGGER_ACTION_UPDATE 0x00000010
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#define TRIGGER_ACTION_OPMASK 0x00000011
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#define TRIGGER_ACTION_ROW 4
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typedef struct TriggerData {
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TriggerEvent tg_event;
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Relation tg_relation;
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HeapTuple tg_trigtuple;
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HeapTuple tg_newtuple;
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Trigger *tg_trigger;
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} TriggerData;
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#define TRIGGER_FIRED_BY_INSERT (action) \
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(((TriggerAction) action & TRIGGER_ACTION_OPMASK) == \
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TRIGGER_ACTION_INSERT)
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extern TriggerData *CurrentTriggerData;
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#define TRIGGER_FIRED_BY_DELETE (action) \
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(((TriggerAction) action & TRIGGER_ACTION_OPMASK) == \
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TRIGGER_ACTION_DELETE)
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#define TRIGGER_EVENT_INSERT 0x00000000
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#define TRIGGER_EVENT_DELETE 0x00000001
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#define TRIGGER_EVENT_UPDATE 0x00000002
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#define TRIGGER_EVENT_OPMASK 0x00000003
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#define TRIGGER_EVENT_ROW 0x00000004
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#define TRIGGER_EVENT_BEFORE 0x00000008
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#define TRIGGER_FIRED_BY_UPDATE (action) \
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(((TriggerAction) action & TRIGGER_ACTION_OPMASK) == \
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TRIGGER_ACTION_UPDATE)
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#define TRIGGER_FIRED_BY_INSERT(event) \
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(((TriggerEvent) (event) & TRIGGER_EVENT_OPMASK) == \
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TRIGGER_EVENT_INSERT)
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#define TRIGGER_FIRED_FOR_ROW (action) \
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((TriggerAction) action & TRIGGER_ACTION_ROW)
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#define TRIGGER_FIRED_BY_DELETE(event) \
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(((TriggerEvent) (event) & TRIGGER_EVENT_OPMASK) == \
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TRIGGER_EVENT_DELETE)
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#define TRIGGER_FIRED_FOR_STATEMENT (action) \
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(!TRIGGER_FIRED_FOR_ROW (action))
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#define TRIGGER_FIRED_BY_UPDATE(event) \
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(((TriggerEvent) (event) & TRIGGER_EVENT_OPMASK) == \
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TRIGGER_EVENT_UPDATE)
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#define TRIGGER_FIRED_FOR_ROW(event) \
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((TriggerEvent) (event) & TRIGGER_EVENT_ROW)
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#define TRIGGER_FIRED_FOR_STATEMENT(event) \
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(!TRIGGER_FIRED_FOR_ROW (event))
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#define TRIGGER_FIRED_BEFORE(event) \
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((TriggerEvent) (event) & TRIGGER_EVENT_BEFORE)
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#define TRIGGER_FIRED_AFTER(event) \
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(!TRIGGER_FIRED_BEFORE (event))
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extern void CreateTrigger (CreateTrigStmt *stmt);
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extern void DropTrigger (DropTrigStmt *stmt);
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extern void RelationRemoveTriggers (Relation rel);
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extern HeapTuple ExecBRInsertTriggers (Relation rel, HeapTuple tuple);
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extern void ExecARInsertTriggers (Relation rel, HeapTuple tuple);
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@ -46,24 +46,49 @@ typedef struct {
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#define SPI_ERROR_OPUNKNOWN -3
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#define SPI_ERROR_UNCONNECTED -4
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#define SPI_ERROR_CURSOR -5
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#define SPI_ERROR_TRANSACTION -6
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#define SPI_ERROR_ARGUMENT -6
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#define SPI_ERROR_PARAM -7
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#define SPI_ERROR_TRANSACTION -8
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#define SPI_ERROR_NOATTRIBUTE -9
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#define SPI_ERROR_NOOUTFUNC -10
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#define SPI_ERROR_TYPUNKNOWN -11
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#define SPI_ERROR_NOENTRY -12
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#define SPI_OK_CONNECT 0
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#define SPI_OK_FINISH 1
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#define SPI_OK_FETCH 2
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#define SPI_OK_UTILITY 3
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#define SPI_OK_SELECT 4
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#define SPI_OK_SELINTO 5
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#define SPI_OK_INSERT 6
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#define SPI_OK_DELETE 7
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#define SPI_OK_UPDATE 8
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#define SPI_OK_CURSOR 9
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#define SPI_OK_CONNECT 1
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#define SPI_OK_FINISH 2
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#define SPI_OK_FETCH 3
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#define SPI_OK_UTILITY 4
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#define SPI_OK_SELECT 5
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#define SPI_OK_SELINTO 6
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#define SPI_OK_INSERT 7
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#define SPI_OK_DELETE 8
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#define SPI_OK_UPDATE 9
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#define SPI_OK_CURSOR 10
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#define SPI_DSPACE_LOCAL 0
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#define SPI_DSPACE_XACT 1
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#define SPI_DSPACE_SESSION 2
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extern uint32 SPI_processed;
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extern SPITupleTable *SPI_tuptable;
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extern int SPI_error;
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extern int SPI_connect (void);
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extern int SPI_connect (char *ident);
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extern int SPI_finish (void);
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extern int SPI_exec (char *src);
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extern int SPI_execn (char *src, int tcount);
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extern int SPI_execp (int pid, char **values, char *Nulls);
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extern int SPI_prepare (char *src, int nargs, Oid *argtypes);
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extern int SPI_expplan (int dspace, int start, int count);
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extern int SPI_impplan (int dspace, int start, int count);
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extern int SPI_expdata (int dspace, int count, void **data, int *len);
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extern int SPI_impdata (int dspace, int start, int count, void **data, int **len);
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extern int SPI_fnumber (TupleDesc tupdesc, char *fname);
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extern char *SPI_getvalue (HeapTuple tuple, TupleDesc tupdesc, int fnumber);
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extern char *SPI_getbinval (HeapTuple tuple, TupleDesc tupdesc, int fnumber, bool *isnull);
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extern char *SPI_gettype (TupleDesc tupdesc, int fnumber);
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extern Oid SPI_gettypeid (TupleDesc tupdesc, int fnumber);
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extern char *SPI_getrelname (Relation rel);
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#endif /* SPI_H */
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