Database.CreateConnectionString C# (CSharp) Method

    public static string CreateConnectionString(string host, string user, string password, string database, int port, int minPoolSize, int maxPoolSize, DatabaseType dbType)
    {
        if (dbType == DatabaseType.MySql)
            return $"Server={host};User Id={user};Port={port};Password={password};Database={database};Pooling=True;Min Pool Size={minPoolSize};Max Pool Size={maxPoolSize};CharSet=utf8";

        if (dbType == DatabaseType.MSSql)
            return $"Data Source={host}; Initial Catalog = {database}; User ID = {user}; Password = {password};Pooling=True;Min Pool Size={minPoolSize};Max Pool Size={maxPoolSize}";

        return null;
    }
}

        private static ConnectionStringSettings CreateConnectionString(IEnumerable <Claim> claims)
        {
            string dblogin = claims.FirstOrDefault(c => c.Type == "dblogin").Value;
            string dbpass  = claims.FirstOrDefault(c => c.Type == "dbpass").Value;
            string dbname  = claims.FirstOrDefault(c => c.Type == "dbname").Value;

            return(Database.CreateConnectionString("System.Data.SqlClient", @"MCT-NIELS\DATAMANAGEMENT", dbname, dblogin, dbpass));
        }