/**
* Find database record by column name and its value.
* This is generic method that should be used in nested classes to find its
* records by some its column values.
*
* @param QueryInterface $query Query object instance
* @param string $columnValue Column name for searching in calling class
* @param string $columnName Column value
* @return null|self Record instance if it was found and 4th variable has NOT been passed,
* NULL if record has NOT been found and 4th variable has NOT been passed
* @deprecated Record should not be queryable, query class ancestor must be used
*/
public static function oneByColumn(QueryInterface $query, $columnName, $columnValue)
{
// Perform db request and get materials
return $query->entity(get_called_class())->where($columnName, $columnValue)->first();
}
