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Remove the unused upgrade_3_schema subroutine from main.c. (CVS 1356)

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FossilOrigin-Name: b5d2771ee0e9c77967b4a64a97dcd56c067bc7b8
This commit is contained in:
drh
2004-05-11 09:05:48 +00:00
parent 9400f26176
commit 33825340cb
3 changed files with 9 additions and 62 deletions
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55
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 1.171 2004/05/11 08:48:11 danielk1977 Exp $
** $Id: main.c,v 1.172 2004/05/11 09:05:49 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@@ -123,59 +123,6 @@ int sqlite3InitCallback(void *pInit, int argc, char **argv, char **azColName){
return nErr;
}
/*
** This is a callback procedure used to reconstruct a table. The
** name of the table to be reconstructed is passed in as argv[0].
**
** This routine is used to automatically upgrade a database from
** format version 1 or 2 to version 3. The correct operation of
** this routine relys on the fact that no indices are used when
** copying a table out to a temporary file.
**
** The change from version 2 to version 3 occurred between SQLite
** version 2.5.6 and 2.6.0 on 2002-July-18.
*/
static
int upgrade_3_callback(void *pInit, int argc, char **argv, char **NotUsed){
InitData *pData = (InitData*)pInit;
int rc;
Table *pTab;
Trigger *pTrig;
char *zErr = 0;
pTab = sqlite3FindTable(pData->db, argv[0], 0);
assert( pTab!=0 );
assert( sqlite3StrICmp(pTab->zName, argv[0])==0 );
if( pTab ){
pTrig = pTab->pTrigger;
pTab->pTrigger = 0; /* Disable all triggers before rebuilding the table */
}
rc = sqlite3_exec_printf(pData->db,
"CREATE TEMP TABLE sqlite_x AS SELECT * FROM '%q'; "
"DELETE FROM '%q'; "
"INSERT INTO '%q' SELECT * FROM sqlite_x; "
"DROP TABLE sqlite_x;",
0, 0, &zErr, argv[0], argv[0], argv[0]);
if( zErr ){
if( *pData->pzErrMsg ) sqlite3_freemem(*pData->pzErrMsg);
*pData->pzErrMsg = zErr;
}
/* If an error occurred in the SQL above, then the transaction will
** rollback which will delete the internal symbol tables. This will
** cause the structure that pTab points to be deleted. In case that
** happened, we need to refetch pTab.
*/
pTab = sqlite3FindTable(pData->db, argv[0], 0);
if( pTab ){
assert( sqlite3StrICmp(pTab->zName, argv[0])==0 );
pTab->pTrigger = pTrig; /* Re-enable triggers */
}
return rc!=SQLITE_OK;
}
/*
** Attempt to read the database schema and initialize internal
** data structures for a single database file. The index of the