package org.stepic.droid.store.structure;

public class DBStructureBase {
    public static final String FILE_NAME = "stepic_database.db";
    public static final int VERSION = 6;
}

package org.stepic.droid.store.structure;

public class DBStructureBase {
    public static final String FILE_NAME = "stepic_database.db";
    public static final int VERSION = 7;
}

upgrade database, add notification