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870be9fa8e
- code compile tested, but due to a yet unresolved problem with
parse.h's creation, compile not completed...
38 lines
1 KiB
C
38 lines
1 KiB
C
/*-------------------------------------------------------------------------
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*
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* execdesc.h--
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* plan and query descriptor accessor macros used by the executor
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* and related modules.
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*
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*
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* Copyright (c) 1994, Regents of the University of California
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*
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* $Id: execdesc.h,v 1.1 1996/08/28 07:22:08 scrappy Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef EXECDESC_H
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#define EXECDESC_H
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#include "nodes/parsenodes.h"
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#include "nodes/plannodes.h"
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#include "tcop/dest.h"
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/* ----------------
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* query descriptor:
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* a QueryDesc encapsulates everything that the executor
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* needs to execute the query
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* ---------------------
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*/
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typedef struct QueryDesc {
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CmdType operation; /* CMD_SELECT, CMD_UPDATE, etc. */
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Query *parsetree;
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Plan *plantree;
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CommandDest dest; /* the destination output of the execution */
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} QueryDesc;
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/* in pquery.c */
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extern QueryDesc *CreateQueryDesc(Query *parsetree, Plan *plantree,
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CommandDest dest);
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#endif /* EXECDESC_H */
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