Passing parameters to a JDBC PreparedStatement

Question

I\'m trying to make my validation class for my program. I already establish the connection to the MySQL database and I already inserted rows into the table. The table consis

Answer 1

If you are using prepared statement, you should use it like this:

"SELECT * from employee WHERE userID = ?"

Then use:

statement.setString(1, userID);

? will be replaced in your query with the user ID passed into setString method.

Take a look here how to use PreparedStatement.