$sSQL = 'SELECT word_id, word_token, type, word,';
$sSQL .= " info->>'op' as operator,";
$sSQL .= " info->>'class' as class, info->>'type' as ctype,";
$sSQL = 'SELECT word_id, word_token, type, word,';
$sSQL .= " info->>'op' as operator,";
$sSQL .= " info->>'class' as class, info->>'type' as ctype,";