DatabaseHelper.java

public class DatabaseHelper extends OrmLiteSqliteOpenHelper {
    // name of the database file for your application -- change to something
    // appropriate for your app
    private static final String DATABASE_NAME = "DB_NAME.db";
    // any time you make changes to your database objects, you may have to
    // increase the database version
    private static final int DATABASE_VERSION = 1;

    // the DAO object we use to access the SimpleData table

    public DatabaseHelper(Context context) {
        super(context, DATABASE_NAME, null, DATABASE_VERSION);
    }
    
    /* 
    What to do when your database needs to be created. Usually this entails creating the tables and loading any initial data.
    */
    @Override
    public void onCreate(SQLiteDatabase database, ConnectionSource connectionSource) {
        try {
            TableUtils.createTable(connectionSource, User.class);
        } catch (java.sql.SQLException e) {
            e.printStackTrace();
        }
    }

    /*
    What to do when your database needs to be updated. This could mean careful migration of old data to new data.
	Maybe adding or deleting database columns, etc..
    */
    @Override
    public void onUpgrade(SQLiteDatabase database, ConnectionSource connectionSource,
                          int oldVersion, int newVersion) {
    (oldVersion != newVersion){
            try {
                TableUtils.dropTable(connectionSource, User.class, true);
            } catch (java.sql.SQLException e) {
                e.printStackTrace();
            }
            onCreate(database, connectionSource);
        }
    }