[update] Code optimization
[update] Code optimization

andriusGecius/Medoo,itplanes/Medoo,catfan/Medoo,sythdev/Medoo,turbopixel/Medoo,lcp0578/Medoo,poznet/Medoo,hirdeshvishwdewa/Medoo,afief/Medoo,jockchou/Medoo,panada/medoo,taohaoge/Medoo,52fhy/Medoo,tytymnty/Medoo,guoxiaod/Medoo,MantasPauliukonis/Medoo,tvitcom/Medoo,liumingzhij26/Medoo,SyuTingSong/Medoo,joshua317/Medoo