mixed aggregate(string $function, array $columns = array('*')) Execute

Builder|

Builder sharedLock()

Builder|

mixed min(string $column) Retrieve the minimum value of a given column

Builder|

Builder|

$this groupBy(array $groups) Add a "group by" clause to the query.

$this whereExists(Closure $callback, string $boolean = 'and', bool $not = false)

void truncate() Run a truncate statement on the table.