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/*-------------------------------------------------------------------------
*
* execdefs.h
*
*
*
* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: execdefs.h,v 1.9 2001/10/25 05:49:59 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef EXECDEFS_H
#define EXECDEFS_H
/* ----------------
* ExecutePlan() tuplecount definitions
* ----------------
*/
#define ALL_TUPLES 0 /* return all tuples */
#define ONE_TUPLE 1 /* return only one tuple */
/* ----------------
* constants used by ExecMain
* ----------------
*/
#define EXEC_RUN 3
#define EXEC_FOR 4
#define EXEC_BACK 5
#define EXEC_RETONE 6
#define EXEC_RESULT 7
/* ----------------
* Merge Join states
* ----------------
*/
#define EXEC_MJ_INITIALIZE 1
#define EXEC_MJ_JOINMARK 2
#define EXEC_MJ_JOINTEST 3
#define EXEC_MJ_JOINTUPLES 4
#define EXEC_MJ_NEXTOUTER 5
#define EXEC_MJ_TESTOUTER 6
#define EXEC_MJ_NEXTINNER 7
#define EXEC_MJ_SKIPOUTER_BEGIN 8
#define EXEC_MJ_SKIPOUTER_TEST 9
#define EXEC_MJ_SKIPOUTER_ADVANCE 10
#define EXEC_MJ_SKIPINNER_BEGIN 11
#define EXEC_MJ_SKIPINNER_TEST 12
#define EXEC_MJ_SKIPINNER_ADVANCE 13
#define EXEC_MJ_ENDOUTER 14
#define EXEC_MJ_ENDINNER 15
#endif /* EXECDEFS_H */
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