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Miscellaneous code cleanup. (CVS 3143)

FossilOrigin-Name: 8f60139f688903f0e635b0a904ab9ca401fbe71f
This commit is contained in:
drh
2006-03-17 13:56:34 +00:00
parent b73857ff4d
commit f8875400e4
7 changed files with 42 additions and 61 deletions

View File

@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.490 2006/03/17 00:04:04 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.491 2006/03/17 13:56:34 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -112,18 +112,6 @@
#define OMIT_TEMPDB 0
#endif
/*
** If the following macro is set to 1, then NULL values are considered
** distinct for the SELECT DISTINCT statement and for UNION or EXCEPT
** compound queries. No other SQL database engine (among those tested)
** works this way except for OCELOT. But the SQL92 spec implies that
** this is how things should work.
**
** If the following macro is set to 0, then NULLs are indistinct for
** SELECT DISTINCT and for UNION.
*/
#define NULL_ALWAYS_DISTINCT 0
/*
** If the following macro is set to 1, then NULL values are considered
** distinct when determining whether or not two entries are the same