public static function getCoefficientSampleTypeName()
{
self::initDB();
$sql = "SELECT a.sampleTypeId,b.typeName FROM qc_sample_coefficient a,qc_sample_type b where a.sampleTypeId=b.id group by a.sampleTypeId";
$query = self::$dbConn->query($sql);
if ($query) {
$ret = self::$dbConn->fetch_array_all($query);
return $ret;
} else {
self::$errCode = "2501";
self::$errMsg = "getCoefficientSampleTypeName";
return false;
}
}
