| ConnectionInfo | Created by yuan on 5/26/17. |
| DbInfo | Created by yuan on 5/26/17. |
| FileInfo | Created by yuan on 5/26/17. |
| MappingColumn | |
| MappingCreator | |
| MappingIdentifier | |
| MappingOperation | Created by Andrei on 05/23/2017. |
| MappingRelationship | Created by Andrei on 05/23/2017. |
| TableCreateInfo | Created by yuan on 5/26/17. |
| EnumConnectorType | Created by yuan on 5/26/17. |
| EnumFileType | Created by yuan on 5/26/17. |
| EnumMappingChangeType | Created by Andrei on 05/23/2017. |
| EnumMappingDataType | Created by Andrei on 05/23/2017. |
| EnumMappingObjectType | Created by Andrei on 05/23/2017. |