bool exists() Determine if any rows exist for the current query.

$this join(string $table, string $one, string $operator = null, string $two = null, string $type = 'inner', bool $where = false)

void __construct(mixed $value) Create a new raw query expression.

$this from(string $table) Set the table which the query is targeting.

string compileDelete(Builder $query)

$this distinct() Force the query to only return distinct results.

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array processColumnListing(array $results) Process the results of a column

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string __toString() Get the value of the expression.