Zapytanie Java SQL z parametrami

   statement =con.prepareStatement("SELECT * from employee WHERE  userID = :userId");
   statement.setString(userId, userID);
   ResultSet rs = statement.executeQuery();
// Or, you can use ? in place of named value - :userId..

   statement =con.prepareStatement("SELECT * from employee WHERE  userID = ?");
   statement.setString(1, userID);
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