bool relationLoaded(string $key) Determine if the given relation is loaded

float|int numericAggregate(string $function, array $columns = array('*'))

void reconnect() Reconnect to the database.

bool save(array $options = array()) Save the model to the database.

OutputInterface getOutput() Get the output implementation.

void __construct(Builder $query,

int delete(mixed $id = null) Delete a record from the database.

MigrationServiceProvider class MigrationServiceProvider extends

void __construct(Migrator $migrator)

array getOptions(array $config) Get the PDO options based on the configuration