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Diffstat (limited to 'src/backend/optimizer/internal.h')
| -rw-r--r-- | src/backend/optimizer/internal.h | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/src/backend/optimizer/internal.h b/src/backend/optimizer/internal.h deleted file mode 100644 index c8597a537e7..00000000000 --- a/src/backend/optimizer/internal.h +++ /dev/null @@ -1,92 +0,0 @@ -/*------------------------------------------------------------------------- - * - * internal.h-- - * Definitions required throughout the query optimizer. - * - * - * Copyright (c) 1994, Regents of the University of California - * - * $Id: internal.h,v 1.1.1.1 1996/07/09 06:21:34 scrappy Exp $ - * - *------------------------------------------------------------------------- - */ -#ifndef INTERNAL_H -#define INTERNAL_H - -/* - * ---------- SHARED MACROS - * - * Macros common to modules for creating, accessing, and modifying - * query tree and query plan components. - * Shared with the executor. - * - */ - -#include "nodes/nodes.h" -#include "nodes/primnodes.h" -#include "nodes/plannodes.h" -#include "parser/parsetree.h" -#include "nodes/relation.h" -#include "catalog/pg_index.h" /* for INDEX_MAX_KEYS */ -#include "utils/syscache.h" /* for SearchSysCacheGetAttribute, etc. */ - -/* - * System-dependent tuning constants - * - */ -#define _CPU_PAGE_WEIGHT_ 0.065 /* CPU-to-page cost weighting factor */ -#define _PAGE_SIZE_ 8192 /* BLCKSZ (from ../h/bufmgr.h) */ -#define _MAX_KEYS_ INDEX_MAX_KEYS /* maximum number of keys in an index */ -#define _TID_SIZE_ 6 /* sizeof(itemid) (from ../h/itemid.h) */ - -/* - * Size estimates - * - */ - -/* The cost of sequentially scanning a materialized temporary relation - */ -#define _TEMP_SCAN_COST_ 10 - -/* The number of pages and tuples in a materialized relation - */ -#define _TEMP_RELATION_PAGES_ 1 -#define _TEMP_RELATION_TUPLES_ 10 - -/* The length of a variable-length field in bytes - */ -#define _DEFAULT_ATTRIBUTE_WIDTH_ (2 * _TID_SIZE_) - -/* - * Flags and identifiers - * - */ - -/* Identifier for (sort) temp relations */ -/* used to be -1 */ -#define _TEMP_RELATION_ID_ InvalidOid - -/* Identifier for invalid relation OIDs and attribute numbers for use by - * selectivity functions - */ -#define _SELEC_VALUE_UNKNOWN_ -1 - -/* Flag indicating that a clause constant is really a parameter (or other - * non-constant?), a non-parameter, or a constant on the right side - * of the clause. - */ -#define _SELEC_NOT_CONSTANT_ 0 -#define _SELEC_IS_CONSTANT_ 1 -#define _SELEC_CONSTANT_LEFT_ 0 -#define _SELEC_CONSTANT_RIGHT_ 2 - -#define TOLERANCE 0.000001 - -#define FLOAT_EQUAL(X,Y) ((X) - (Y) < TOLERANCE) -#define FLOAT_IS_ZERO(X) (FLOAT_EQUAL(X,0.0)) - -extern int BushyPlanFlag; -/* #define deactivate_joininfo(joininfo) joininfo->inactive=true*/ -/*#define joininfo_inactive(joininfo) joininfo->inactive */ - -#endif /* INTERNAL_H */ |