/**
* 通过主键，查询一条记录
* @param integer $regionId
* @return array
*/
public function findByPk($regionId)
{
if (($regionId = (int) $regionId) <= 0) {
return false;
}
$tableName = $this->getTblprefix() . TableNames::getRegions();
$sql = 'SELECT `region_id`, `region_pid`, `region_name`, `region_type` FROM `' . $tableName . '` WHERE `region_id` = ?';
return $this->fetchAssoc($sql, $regionId);
}
