public SelectInterface::__toString()

public Connection::merge($table, array $options = array())

public QueryConditionTrait::isNull($field)

public Connection::driver() Returns

public Connection::setTarget($target = NULL) Tells

public Connection::prepare($statement, array $driver_options

public Schema::addIndex($table, $name, $fields, array $spec)

An array of comments that can be prepended to a query. Type:

public Connection::delete($table, array $options = array())

public Schema::dropField($table, $field) Drop