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Update sqlite3_changes() to match the documentation and add

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sqlite3_total_changes(). (CVS 1645)

FossilOrigin-Name: ae2f4a0943854fedbbb6fab1dc3aaf972722ed95
This commit is contained in:
danielk1977
2004-06-21 06:50:26 +00:00
parent d664d9a2bb
commit b28af71a22
20 changed files with 279 additions and 216 deletions
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31
src/vdbeaux.c
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@@ -645,6 +645,7 @@ void sqlite3VdbeMakeReady(
p->popStack = 0;
p->explain |= isExplain;
p->magic = VDBE_MAGIC_RUN;
p->nChange = 0;
#ifdef VDBE_PROFILE
{
int i;
@@ -1247,6 +1248,15 @@ int sqlite3VdbeReset(Vdbe *p, char **pzErrMsg){
}
}
/* If this was an INSERT, UPDATE or DELETE, set the change counter. */
if( p->changeCntOn ){
if( !xFunc || xFunc==sqlite3BtreeCommitStmt ){
sqlite3VdbeSetChanges(db, p->nChange);
}else{
sqlite3VdbeSetChanges(db, 0);
}
p->nChange = 0;
}
if( p->rc!=SQLITE_OK ){
sqlite3RollbackInternalChanges(db);
@@ -1355,7 +1365,6 @@ void sqlite3VdbeDelete(Vdbe *p){
sqliteFree(pOp->p3);
}
if( pOp->p3type==P3_VDBEFUNC ){
int j;
VdbeFunc *pVdbeFunc = (VdbeFunc *)pOp->p3;
sqlite3VdbeDeleteAuxData(pVdbeFunc, -1);
sqliteFree(pVdbeFunc);
@@ -1755,3 +1764,23 @@ int sqlite3VdbeIdxKeyCompare(
sqlite3VdbeMemRelease(&m);
return SQLITE_OK;
}
/*
** This routine sets the value to be returned by subsequent calls to
** sqlite3_changes() on the database handle 'db'.
*/
void sqlite3VdbeSetChanges(sqlite3 *db, int nChange){
db->nChange = nChange;
db->nTotalChange += nChange;
}
/*
** Set a flag in the vdbe to update the change counter when it is finalised
** or reset.
*/
void sqlite3VdbeCountChanges(Vdbe *p){
p->changeCntOn = 1;
}