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Variable name changes in the query optimizer for disambiguation and

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clarification.  Clear space in boolean vectors for new bit values to
encode new query plan templates. (CVS 5980)

FossilOrigin-Name: 81bd0b5ce8a1cf057064c44e9b5371502cb8c58c
This commit is contained in:
drh
2008-12-05 02:36:33 +00:00
parent da55c48a9a
commit 165be38b82
4 changed files with 141 additions and 135 deletions
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6
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.800 2008/12/04 20:40:10 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.801 2008/12/05 02:36:34 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1517,7 +1517,7 @@ struct SrcList {
*/
struct WhereLevel {
int iFrom; /* Which entry in the FROM clause */
int flags; /* Flags associated with this level */
int wsFlags; /* "Where-Scan Flags" associated with this level */
int iMem; /* First memory cell used by this level */
int iLeftJoin; /* Memory cell used to implement LEFT OUTER JOIN */
Index *pIdx; /* Index used. NULL if no index */
@@ -1544,7 +1544,7 @@ struct WhereLevel {
};
/*
** Flags appropriate for the wflags parameter of sqlite3WhereBegin().
** Flags appropriate for the wctrlFlags parameter of sqlite3WhereBegin().
*/
#define WHERE_ORDERBY_NORMAL 0 /* No-op */
#define WHERE_ORDERBY_MIN 1 /* ORDER BY processing for min() func */