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When initializing the sqlite_sequence entry for an AUTOINCREMENT table,

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make sure the value is an reasonable integer even if the initial insert
failed.  Ticket #3148. (CVS 5175)

FossilOrigin-Name: 7e6847852d4517b1d14bebb8f0ae4d938b0b6f6d
This commit is contained in:
drh
2008-05-29 03:20:59 +00:00
parent bfdc754f65
commit c9ded4c62e
4 changed files with 30 additions and 12 deletions
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7
src/insert.c
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@@ -12,7 +12,7 @@
** This file contains C code routines that are called by the parser
** to handle INSERT statements in SQLite.
**
** $Id: insert.c,v 1.238 2008/04/28 18:46:43 drh Exp $
** $Id: insert.c,v 1.239 2008/05/29 03:20:59 drh Exp $
*/
#include "sqliteInt.h"
@@ -175,14 +175,15 @@ static int autoIncBegin(
sqlite3OpenTable(pParse, iCur, iDb, pDb->pSchema->pSeqTab, OP_OpenRead);
addr = sqlite3VdbeCurrentAddr(v);
sqlite3VdbeAddOp4(v, OP_String8, 0, memId-1, 0, pTab->zName, 0);
sqlite3VdbeAddOp2(v, OP_Rewind, iCur, addr+8);
sqlite3VdbeAddOp2(v, OP_Rewind, iCur, addr+9);
sqlite3VdbeAddOp3(v, OP_Column, iCur, 0, memId);
sqlite3VdbeAddOp3(v, OP_Ne, memId-1, addr+7, memId);
sqlite3VdbeChangeP5(v, SQLITE_JUMPIFNULL);
sqlite3VdbeAddOp2(v, OP_Rowid, iCur, memId+1);
sqlite3VdbeAddOp3(v, OP_Column, iCur, 1, memId);
sqlite3VdbeAddOp2(v, OP_Goto, 0, addr+8);
sqlite3VdbeAddOp2(v, OP_Goto, 0, addr+9);
sqlite3VdbeAddOp2(v, OP_Next, iCur, addr+2);
sqlite3VdbeAddOp2(v, OP_Integer, 0, memId);
sqlite3VdbeAddOp2(v, OP_Close, iCur, 0);
}
return memId;