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Fix a bug in the KEYINFO handling within select.c. Change the OP_Move

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opcode to take a count and to move multiple registers.  Initial code for
the compound-select merge optimization is added but is incomplete
and is commented out. (CVS 5272)

FossilOrigin-Name: 663a590e3086145a57af7569d8f798b6b6a8b76c
This commit is contained in:
drh
2008-06-22 12:37:57 +00:00
parent 04bcc00788
commit b21e7c70f7
10 changed files with 424 additions and 73 deletions
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4
src/pragma.c
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@@ -11,7 +11,7 @@
*************************************************************************
** This file contains code used to implement the PRAGMA command.
**
** $Id: pragma.c,v 1.179 2008/06/05 11:39:11 danielk1977 Exp $
** $Id: pragma.c,v 1.180 2008/06/22 12:37:58 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -1004,7 +1004,7 @@ void sqlite3Pragma(
sqlite3VdbeAddOp4(v, OP_String8, 0, 3, 0,
sqlite3MPrintf(db, "*** in database %s ***\n", db->aDb[i].zName),
P4_DYNAMIC);
sqlite3VdbeAddOp2(v, OP_Move, 2, 4);
sqlite3VdbeAddOp3(v, OP_Move, 2, 4, 1);
sqlite3VdbeAddOp3(v, OP_Concat, 4, 3, 2);
sqlite3VdbeAddOp2(v, OP_ResultRow, 2, 1);
sqlite3VdbeJumpHere(v, addr);