For an insert do this
Code:
string sqlString = "INSERT INTO MyTable(fname, lname, city) VALUES(@fname, @lname, @city)";
SqlCommand cmd = new SqlCommand(sqlString, sqlConnection);
cmd.Parameters.Add("@fname", "Dev");
cmd.Parameters.Add("@lname", "Group");
cmd.Parameters.Add("@city", "Brooklyn");
For a delete
Code:
string sqlString = "DELETE FROM MyTable WHERE fname = @fname";
SqlCommand cmd = new SqlCommand(sqlString, sqlConnection);
cmd.Parameters.Add("@fname", "Dev");