Service of a database
To enter into it "
Service of base", located on the main page of administration is possible having pressed on the reference.

On the given page you can make as procedural works and works on simple restoration of tables of the telephone directory.
Notice, that on this page users registered in group of managers of the directory can enter only.
Here all simply enough and clearly. It would be desirable to stop only on one item:

In item "
Check database" is an opportunity to try to restore the damaged table (selectively, one concrete table) while item "
Restore database" allows to make too action, but only with all tables at once.
Necessarily spend regular backup databases means MySQL of a server! Above described procedures will not protect you from loss of data at falling a server!
Also it is necessary backup contents of a folder "Personal" on a server "Apache"!