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ON-clause terms in a LEFT JOIN that restrict only the left table, should not

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really restrict the left table but instead rows that fail to meet the condition
to be joined with NULL rows from the right table. (CVS 2725)

FossilOrigin-Name: ea10f9785e3c5248dafcc297f3a2c5465b6e0dba
This commit is contained in:
drh
2005-09-19 21:05:48 +00:00
parent eb8cbaeb18
commit 22d6a53a77
6 changed files with 108 additions and 19 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 1.420 2005/09/19 17:35:53 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.421 2005/09/19 21:05:49 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -903,6 +903,7 @@ struct Expr {
** iColumn-th field of the iTable-th table. */
AggInfo *pAggInfo; /* Used by TK_AGG_COLUMN and TK_AGG_FUNCTION */
int iAgg; /* Which entry in pAggInfo->aCol[] or ->aFunc[] */
int iRightJoinTable; /* If EP_FromJoin, the right table of the join */
Select *pSelect; /* When the expression is a sub-select. Also the
** right side of "<expr> IN (<select>)" */
Table *pTab; /* Table for OP_Column expressions. */