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Fix the query optimizer so that it correctly handles constant expressions

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in the ON clause of a LEFT JOIN.  Ticket #2403. (CVS 4049)

FossilOrigin-Name: 46fdd195483787eef209a9b8ad108eba147be6fa
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drh
2007-06-08 00:20:47 +00:00
parent 98640a3fa1
commit 0a168377ad
6 changed files with 89 additions and 18 deletions
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3
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.570 2007/05/29 12:11:30 danielk1977 Exp $
** @(#) $Id: sqliteInt.h,v 1.571 2007/06/08 00:20:48 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1742,6 +1742,7 @@ void sqlite3BeginTransaction(Parse*, int);
void sqlite3CommitTransaction(Parse*);
void sqlite3RollbackTransaction(Parse*);
int sqlite3ExprIsConstant(Expr*);
int sqlite3ExprIsConstantNotJoin(Expr*);
int sqlite3ExprIsConstantOrFunction(Expr*);
int sqlite3ExprIsInteger(Expr*, int*);
int sqlite3IsRowid(const char*);