100644 blob b92d18dacb49a05dd5b396d5bc8ce7cbeb54466f	DataManagerInterface.java
100644 blob ae1fe9431cbda5f38f2966851cbc8baddf944913	Database1.java
100644 blob 28a8ac5fbbc71f4a2ac49d8d0ccb905a743d1ed7	Database2.java