string columnize(array $columns) Convert an array of column names into

array getAddedColumns() Get the columns on the blueprint that should be

mixed sum(string $column) Retrieve the sum of the values of a given column

string wrap(string $value) Wrap the given value with the parent query's

Collection getEager()

Model getRelated()

array select(string $query, array $bindings = array(), bool $useReadPdo = true)

$this setPdo(PDO|null $pdo)

void __construct(PDO|Closure $pdo

bool hasOption(string $name) Determine if the given option is present.