Data Pump's new features and enhancements
Now is the time to take a closer look at some of the new features and enhancements of Data Pump introduced in this database version on Data Pump. Data Pump will be covered in detail in Chapter 9, Understanding Data Pump and Chapter 10, Advanced Data Pump.
Disabling LOGGING on Data Pump Import
A new feature of Data Pump introduced with Oracle 12c has the possibility to disable logging generation during an import operation, allowing us to have faster imports due that the redo log information is not written to the disk or even archived. This is particularly useful for large data loads such as database migrations.
Tip
When making use of a NOLOGGING
option, always perform a full RMAN backup after the NOLOGGING operation is completed.
This new feature is now possible due to the introduction of a new metadata TRANSFORM
parameter called DISABLE_ARCHIVE_LOGGING
; It can be used on the impdp
command line or even when using the DBMS_DATAPUMP.METADATA_TRANSFORM PL...