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Now we have #define _CPU_INDEX_PAGE_WEIGHT_ 0.033 (/* CPU-index-to-page cost

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weighting factor */) in addition to
#define _CPU_PAGE_WEIGHT_  0.065 (/* CPU-heap-to-page cost weighting factor
*/).
This commit is contained in:
Vadim B. Mikheev 1997-04-09 02:24:19 +00:00
parent 2fd9273d97
commit 75e2370cc8
1 changed files with 5 additions and 4 deletions
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9
src/include/optimizer/internal.h
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@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: internal.h,v 1.3 1997/03/02 01:34:50 momjian Exp $
* $Id: internal.h,v 1.4 1997/04/09 02:24:19 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@ -27,9 +27,10 @@
* System-dependent tuning constants
*
*/
#define _CPU_PAGE_WEIGHT_ 0.065 /* CPU-to-page cost weighting factor */
#define _MAX_KEYS_ INDEX_MAX_KEYS /* maximum number of keys in an index */
#define _TID_SIZE_ 6 /* sizeof(itemid) (from ../h/itemid.h) */
#define _CPU_PAGE_WEIGHT_ 0.065 /* CPU-heap-to-page cost weighting factor */
#define _CPU_INDEX_PAGE_WEIGHT_ 0.033 /* CPU-index-to-page cost weighting factor */
#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