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Support for a future ALTER TABLE command to add columns with default values. (CVS 2367)

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FossilOrigin-Name: 9d5abc1ddf6da37563c12d5a0401b89bb4e51c59
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danielk1977
2005-03-09 12:26:50 +00:00
parent 97ba4c94fc
commit aee18ef8e2
15 changed files with 326 additions and 47 deletions
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8
src/main.c
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@@ -14,7 +14,7 @@
** other files are for internal use by SQLite and should not be
** accessed by users of the library.
**
** $Id: main.c,v 1.281 2005/02/19 08:18:06 danielk1977 Exp $
** $Id: main.c,v 1.282 2005/03/09 12:26:51 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@@ -258,7 +258,7 @@ static int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
db->file_format = 1;
}
if( db->file_format==2 ){
if( db->file_format==2 || db->file_format==3 ){
/* File format 2 is treated exactly as file format 1. New
** databases are created with file format 1.
*/
@@ -269,11 +269,13 @@ static int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
/*
** file_format==1 Version 3.0.0.
** file_format==2 Version 3.1.3.
** file_format==3 Version 3.1.4.
**
** Version 3.0 can only use files with file_format==1. Version 3.1.3
** can read and write files with file_format==1 or file_format==2.
** Version 3.1.4 can read and write file formats 1, 2 and 3.
*/
if( meta[1]>2 ){
if( meta[1]>3 ){
sqlite3BtreeCloseCursor(curMain);
sqlite3SetString(pzErrMsg, "unsupported file format", (char*)0);
return SQLITE_ERROR;