fix (Statement.php) add checks for column indexes
Merge remote-tracking branch 'origin/master'
Merge remote-tracking branch 'origin/master'
refactor (Statement.php) inverse all if with equality check to be const === $var instead of $var === const, remove unused callback parameter $index
refactor (Statement.php) remove callback parameter &$result and revert deletion of $index
fix (Statement.php) dont save fetching result when iterator is used as it may cause huge memory consumption