/**
* Updates all rows in result set.
* Joins in UPDATE are supported only in MySQL
* @param array|\Traversable ($column => $value)
* @return int number of affected rows
*/
public function update($data)
{
if ($data instanceof \Traversable) {
$data = iterator_to_array($data);
} elseif (!is_array($data)) {
throw new InvalidArgumentException();
}
if (!$data) {
return 0;
}
$builder = clone $this->getSqlBuilder('UPDATE');
$builder->set(null);
$builder->set($data);
return $this->connection->queryArgs($builder->getQuery(), $builder->getParameters())->getRowCount();
}
