Custom felids add sql

Question

Hi All, 

I hope everyone doing very well,

 

I need small suggestions, as now  i give  some felids in view , so data saved  in  database   no issue  , suppose  client require  one  more  felids , so he come and ask , so i required   client  only need to create   custom felids, this concept in mvc 4 avalible or   not if avalible  please   me know ..... urgent task..

 

 

MY ENGLISH  NOT GOOD  .

 

Thanks,

Subbareddy.