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Progress toward CREATE VIRTUAL TABLE. Still not even close to working... (CVS 3211)

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FossilOrigin-Name: 898ec36b4102aaa03979f8f5c510936e57e2ae48
This commit is contained in:
drh
2006-06-11 23:41:55 +00:00
parent e09daa90ac
commit b9bb7c187e
26 changed files with 637 additions and 150 deletions
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14
src/expr.c
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@@ -12,7 +12,7 @@
** This file contains routines used for analyzing expressions and
** for generating VDBE code that evaluates expressions in SQLite.
**
** $Id: expr.c,v 1.258 2006/05/23 23:22:29 drh Exp $
** $Id: expr.c,v 1.259 2006/06/11 23:41:55 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -547,12 +547,12 @@ Select *sqlite3SelectDup(Select *p){
pNew->iOffset = -1;
pNew->isResolved = p->isResolved;
pNew->isAgg = p->isAgg;
pNew->usesVirt = 0;
pNew->usesEphm = 0;
pNew->disallowOrderBy = 0;
pNew->pRightmost = 0;
pNew->addrOpenVirt[0] = -1;
pNew->addrOpenVirt[1] = -1;
pNew->addrOpenVirt[2] = -1;
pNew->addrOpenEphm[0] = -1;
pNew->addrOpenEphm[1] = -1;
pNew->addrOpenEphm[2] = -1;
return pNew;
}
#else
@@ -1316,7 +1316,7 @@ void sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
case TK_IN: {
char affinity;
KeyInfo keyInfo;
int addr; /* Address of OP_OpenVirtual instruction */
int addr; /* Address of OP_OpenEphemeral instruction */
affinity = sqlite3ExprAffinity(pExpr->pLeft);
@@ -1334,7 +1334,7 @@ void sqlite3CodeSubselect(Parse *pParse, Expr *pExpr){
** is used.
*/
pExpr->iTable = pParse->nTab++;
addr = sqlite3VdbeAddOp(v, OP_OpenVirtual, pExpr->iTable, 0);
addr = sqlite3VdbeAddOp(v, OP_OpenEphemeral, pExpr->iTable, 0);
memset(&keyInfo, 0, sizeof(keyInfo));
keyInfo.nField = 1;
sqlite3VdbeAddOp(v, OP_SetNumColumns, pExpr->iTable, 1);