While storing single character value for the purpose of status, gender, delete_flag etc. which is better data type string or int. Suppose ::status = A/I or status = 1/0gender = M/F or gender = 1/0delete_flag = Y/N or delete_flag = 1/0In such scenarios where string or int can be used, which is better option as per code optimization. 
storing single character value use string or int C#
c#;asp.net;optimization