$columns
$columns : array
The columns that should be returned.
Class Builder Build Query based on grammar.
$connection : \app\framework\Component\Database\Connection\Connection
$grammar : \app\framework\Component\Database\Query\Grammars\Grammar
The database query grammar instance.
__construct(\app\framework\Component\Database\Connection\Connection $connection)
Builder constructor.
\app\framework\Component\Database\Connection\Connection | $connection |