String s1 = PasswordText4.getText(); String s2 = ConfirmText4.getText(); String s3 = NameText4.getText(); String s4 = UsernameText4.getText(); St
Berger is right, you need to add spaces between your query parts, for example:
String sql = " BEGIN " + " UPDATE LOGIN SET USERNAME = ?, PASSWORD = ?, NAME = ? " + " WHERE USERNAME = ?; " + " commit; " + " END;" ;