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A new optimizer that breaks a lot of tests. But none of them critically, I

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think.  Nevertheless, there is a lot of work ahead to stabilize the code. (CVS 2564)

FossilOrigin-Name: 86ce56ccea8297b1fba2b9ee53b5f1a3f228662f
This commit is contained in:
drh
2005-07-23 22:59:55 +00:00
parent 17a18f2f36
commit 51147baa6d
7 changed files with 407 additions and 293 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 1.399 2005/07/23 03:18:40 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.400 2005/07/23 22:59:56 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -952,7 +952,7 @@ struct SrcList {
struct WhereLevel {
int iFrom; /* Which entry in the FROM clause */
int flags; /* Flags associated with this level */
int iMem; /* Memory cell used by 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 */
int iTabCur; /* The VDBE cursor used to access the table */
@@ -961,6 +961,7 @@ struct WhereLevel {
int cont; /* Jump here to continue with the next loop cycle */
int top; /* First instruction of interior of the loop */
int op, p1, p2; /* Opcode used to terminate the loop */
int nEq; /* Number of == or IN constraints on this loop */
int nIn; /* Number of IN operators constraining this loop */
int *aInLoop; /* Loop terminators for IN operators */
};
@@ -1572,6 +1573,7 @@ void sqlite3Analyze(Parse*, Token*, Token*);
int sqlite3InvokeBusyHandler(BusyHandler*);
int sqlite3FindDb(sqlite3*, Token*);
void sqlite3AnalysisLoad(sqlite3*,int iDB);
void sqlite3DefaultRowEst(Index*);
#ifdef SQLITE_SSE
#include "sseInt.h"