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Allow up to 64 tables in a join (the number of bits in a long long int).

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The old limit was 32 tables. (CVS 3622)

FossilOrigin-Name: 505dce8f4e8717341e04f49f6f382719c3c704f1
This commit is contained in:
drh
2007-02-01 01:40:44 +00:00
parent ae0943b445
commit ca83ac51b3
4 changed files with 17 additions and 13 deletions
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8
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.533 2007/01/19 01:06:02 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.534 2007/02/01 01:40:44 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1078,8 +1078,12 @@ struct IdList {
/*
** The bitmask datatype defined below is used for various optimizations.
**
** Changing this from a 64-bit to a 32-bit type limits the number of
** tables in a join to 32 instead of 64. But it also reduces the size
** of the library by 738 bytes on ix86.
*/
typedef unsigned int Bitmask;
typedef u64 Bitmask;
/*
** The following structure describes the FROM clause of a SELECT statement.