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Add the "(database.)freelist_count" PRAGMA. For querying the size of the

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database free-list. (CVS 4112)

FossilOrigin-Name: 1fb4251a707d0b79d250d6ea2022913b371d5f14
This commit is contained in:
danielk1977
2007-06-24 08:00:42 +00:00
parent f3b863ed07
commit 180b56a1bb
6 changed files with 162 additions and 22 deletions
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26
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 1.139 2007/05/23 13:50:24 danielk1977 Exp $
** $Id: pragma.c,v 1.140 2007/06/24 08:00:43 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@@ -1006,17 +1006,27 @@ void sqlite3Pragma(
** The user-version is not used internally by SQLite. It may be used by
** applications for any purpose.
*/
if( sqlite3StrICmp(zLeft, "schema_version")==0 ||
sqlite3StrICmp(zLeft, "user_version")==0 ){
if( sqlite3StrICmp(zLeft, "schema_version")==0
|| sqlite3StrICmp(zLeft, "user_version")==0
|| sqlite3StrICmp(zLeft, "freelist_count")==0
){
int iCookie; /* Cookie index. 0 for schema-cookie, 6 for user-cookie. */
if( zLeft[0]=='s' || zLeft[0]=='S' ){
iCookie = 0;
}else{
iCookie = 5;
switch( zLeft[0] ){
case 's': case 'S':
iCookie = 0;
break;
case 'f': case 'F':
iCookie = 1;
iDb = (-1*(iDb+1));
assert(iDb<=0);
break;
default:
iCookie = 5;
break;
}
if( zRight ){
if( zRight && iDb>=0 ){
/* Write the specified cookie value */
static const VdbeOpList setCookie[] = {
{ OP_Transaction, 0, 1, 0}, /* 0 */