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The compound-select merge optimization passes quick.test with no errors. (CVS 5299)

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FossilOrigin-Name: 8bbfa97837a74ef0514e0c92ea2a6576f02cc361
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drh
2008-06-25 00:12:41 +00:00
parent 91ef8f45c4
commit 0acb7e4849
7 changed files with 306 additions and 146 deletions
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8
src/vdbe.h
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@@ -15,7 +15,7 @@
** or VDBE. The VDBE implements an abstract machine that runs a
** simple program to access and modify the underlying database.
**
** $Id: vdbe.h,v 1.133 2008/06/20 18:13:25 drh Exp $
** $Id: vdbe.h,v 1.134 2008/06/25 00:12:41 drh Exp $
*/
#ifndef _SQLITE_VDBE_H_
#define _SQLITE_VDBE_H_
@@ -61,6 +61,7 @@ struct VdbeOp {
Mem *pMem; /* Used when p4type is P4_MEM */
sqlite3_vtab *pVtab; /* Used when p4type is P4_VTAB */
KeyInfo *pKeyInfo; /* Used when p4type is P4_KEYINFO */
int *ai; /* Used when p4type is P4_INTARRAY */
} p4;
#ifdef SQLITE_DEBUG
char *zComment; /* Comment to improve readability */
@@ -101,6 +102,7 @@ typedef struct VdbeOpList VdbeOpList;
#define P4_REAL (-12) /* P4 is a 64-bit floating point value */
#define P4_INT64 (-13) /* P4 is a 64-bit signed integer */
#define P4_INT32 (-14) /* P4 is a 32-bit signed integer */
#define P4_INTARRAY (-15) /* P4 is a vector of 32-bit integers */
/* When adding a P4 argument using P4_KEYINFO, a copy of the KeyInfo structure
** is made. That copy is freed when the Vdbe is finalized. But if the
@@ -109,8 +111,8 @@ typedef struct VdbeOpList VdbeOpList;
** from a single sqliteMalloc(). But no copy is made and the calling
** function should *not* try to free the KeyInfo.
*/
#define P4_KEYINFO_HANDOFF (-15)
#define P4_KEYINFO_STATIC (-16)
#define P4_KEYINFO_HANDOFF (-16)
#define P4_KEYINFO_STATIC (-17)
/*
** The Vdbe.aColName array contains 5n Mem structures, where n is the