Упаковка и проверка базы Access

0 ∞ 
{
here is a function i have made to compact and repair an access database.
exclusive access to the db is required!!
}

uses
comobj;

function compactandrepair(db: string): boolean; {db = path to access database}
var
v: olevariant;
begin
result := true;
try
v := createoleobject('jro.jetengine');
try
v.compactdatabase('provider=microsoft.jet.oledb.4.0;data source='+db,
'provider=microsoft.jet.oledb.4.0;data source='+db+'x;jet oledb:engine type=5');
deletefile(db);
renamefile(db+'x',db);
finally
v := unassigned;
end;
except
result := false;
end;
end;