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Add support for CREATE TABLE IF NOT EXISTS. (CVS 2847)

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FossilOrigin-Name: 0bd9e35fd22946640f4fb1c1874922ae096916f7
This commit is contained in:
drh
2005-12-29 23:33:54 +00:00
parent 72e5c6dbb9
commit faa59554c3
6 changed files with 29 additions and 20 deletions
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11
src/build.c
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@@ -22,7 +22,7 @@
** COMMIT
** ROLLBACK
**
** $Id: build.c,v 1.363 2005/12/29 19:23:07 drh Exp $
** $Id: build.c,v 1.364 2005/12/29 23:33:54 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -635,7 +635,8 @@ void sqlite3StartTable(
Token *pName1, /* First part of the name of the table or view */
Token *pName2, /* Second part of the name of the table or view */
int isTemp, /* True if this is a TEMP table */
int isView /* True if this is a VIEW */
int isView, /* True if this is a VIEW */
int noErr /* Do nothing if table already exists */
){
Table *pTable;
char *zName = 0; /* The name of the new table */
@@ -713,7 +714,9 @@ void sqlite3StartTable(
}
pTable = sqlite3FindTable(db, zName, db->aDb[iDb].zName);
if( pTable ){
sqlite3ErrorMsg(pParse, "table %T already exists", pName);
if( !noErr ){
sqlite3ErrorMsg(pParse, "table %T already exists", pName);
}
goto begin_table_error;
}
if( sqlite3FindIndex(db, zName, 0)!=0 && (iDb==0 || !db->init.busy) ){
@@ -1505,7 +1508,7 @@ void sqlite3CreateView(
sqlite3SelectDelete(pSelect);
return;
}
sqlite3StartTable(pParse, pBegin, pName1, pName2, isTemp, 1);
sqlite3StartTable(pParse, pBegin, pName1, pName2, isTemp, 1, 0);
p = pParse->pNewTable;
if( p==0 || pParse->nErr ){
sqlite3SelectDelete(pSelect);