Oracle8 provides several new table types, including partitioned tables and indexes, nested tables, advanced queue tables, and index-organized tables. Another new feature in Oracle8 is the ability to define object types. Oracle8 also provides the ability to back up all the different objects that can now be created.
Oracle8 environment, there is a new
facility known as the Recovery Manager (RMAN). The Recovery Manager
provides flexibility by allowing you to back up an entire database,
individual tablespaces, or individual datafiles. The Recovery Manager
starts Oracle server processes for the database to be backed up or
restored and can write the backups directly to a storage device, as
long as you have your media management software integrated with your
Oracle software. The Recovery Manager uses a
catalog to store information about its tasks and enables
automated restore and recovery operations — in parallel, if
desired. Reports can be generated of all backup and recovery actions.
The Recovery Manager can be accessed either interactively or through
batch mode using its command language interpreter (CLI) or through
the Oracle Enterprise Manager (see Chapter 13).
The recovery catalog is a repository in which is stored the information about datafile and archive log backup sets and backup pieces, datafile copies, archive redo logs and copies, tablespaces and datafiles, and stored scripts that define ...