What are the key features of Oracle Data pump?

Data Pump is a callable feature in Oracle Database 11g that provides very high-speed loading and unloading of data and metadata. Command line export and import clients, expdp and impdp, that fully exploit the Data Pump infrastructure, are also provided with Oracle Database.

What is the meaning of data pump?

A circuit that transmits pulses in a digital device. A data pump typically refers to the chipset in a modem that generates the bits based on the modem’s modulation techniques.

How does Datapump work?

With the data pump you can move data and metadata from one database to another. Oracle Data Pump can be used in 2 different ways: – A command-line function: impdp and expdp. Therefore, files generated by the original Export (exp) utility cannot be imported with the Data Pump Import (impdp) utility.

What RMAN in Oracle?

Oracle Recovery Manager
Oracle Recovery Manager (RMAN) provides a comprehensive foundation for efficiently backing up and recovering the Oracle database. It is designed to work intimately with the server, providing block-level corruption detection during backup and restore.

What is Oracle Impdp?

Data Pump Import (invoked with the impdp command) is a new utility as of Oracle Database 10g. Import can also be used to load a target database directly from a source database with no intervening dump files. This allows export and import operations to run concurrently, minimizing total elapsed time.

What is datapump in Oracle?

What is datapump in oracle. Data Pump: Data pump is a utility provided by Oracle to export data and/or structure from a database into a binary file called as dump file. Using the import utility data can be imported from the dump file into the database. In older version this was called export/import utility instead of data pump utility.

How to check datapump job status?

Once you are attached to the job you check its status by typing STATUS command. You can find the datapump job information from DBA_DATAPUMP_JOBS or USER_DATAPUMP_JOBS view. You can also find the job name for export/import in logfile in beginning itself. One you get the Export/Import Job Name attach the job and check its status.

How to use parallel parameter in datapump?

Value for PARALLEL parameter in datapump can be set to more than one only in Enterprise Edition.

  • PARALLEL will not work effectively on Jobs with more metadata
  • As we know,in datapump,a master process will control entire process of export/import through worker processes.
  • What is Oracle Big Data Appliance?

    Oracle Big Data Appliance is a converged hardware and software platform for big data that can be used to capture and analyze data from a wide variety of sources.