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Add new Compare and Jump codes to the virtual machine. Use them in the

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implementation of aggregate queries. (CVS 5257)

FossilOrigin-Name: 083113652ff8f69b18cf1611710fdbbe5fbd9fef
This commit is contained in:
drh
2008-06-20 18:13:25 +00:00
parent 9324c8f280
commit 16ee60fff9
7 changed files with 100 additions and 40 deletions
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3
src/vdbeInt.h
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@@ -15,7 +15,7 @@
** 6000 lines long) it was split up into several smaller files and
** this header information was factored out.
**
** $Id: vdbeInt.h,v 1.147 2008/06/06 15:04:37 drh Exp $
** $Id: vdbeInt.h,v 1.148 2008/06/20 18:13:25 drh Exp $
*/
#ifndef _VDBEINT_H_
#define _VDBEINT_H_
@@ -321,6 +321,7 @@ struct Vdbe {
u8 expired; /* True if the VM needs to be recompiled */
u8 minWriteFileFormat; /* Minimum file format for writable database files */
u8 inVtabMethod; /* See comments above */
int iCompare; /* Result of most recent OP_Compare comparison */
int nChange; /* Number of db changes made since last reset */
i64 startTime; /* Time when query started - used for profiling */
int btreeMask; /* Bitmask of db->aDb[] entries referenced */