How do I export and import a table in Oracle?
Using SQL Developer for Exporting and Importing
- To export metadata or data, or both, use the Export Wizard: click Tools, then Database Export.
- To import metadata or data, or both, use an appropriate method depending on how the material to be imported was created, or the format of the data to be imported.
How do I export data from Oracle database?
In this exercise, you export all the object definitions and the data for the Departments table.
- Using the main menu, select Tools->Database Export.
- An Export wizard will open.
- Set the DDL Options for this Export.
- In this step, you can slect what Object Types to export.
What is data pump in Oracle Database 10g?
Oracle Data Pump (expdp, impdp) in Oracle Database 10g, 11g, 12c, 18c, 19c Oracle Data Pump is a newer, faster and more flexible alternative to the “exp” and “imp” utilities used in previous Oracle versions. In addition to basic import and export functionality data pump provides a PL/SQL API and support for external tables.
How to use export and import in Oracle Database 10g?
To use Export and Import, you must run the script catexp.sql or catalog.sql (which runs catexp.sql) after the database has been created or migrated to Oracle Database 10 g. The catexp.sql or catalog.sql script needs to be run only once on a database.
How to run EXP and IMP in command line mode?
If you supply command line arguments when calling exp or imp then it will run in command line mode by various arguments. To specify parameters, you use keywords: Format: EXP KEYWORD=value or KEYWORD= (value1,value2,…,valueN) or TABLES= (T1:P1,T1:P2 ), if T1 is partitioned table The Export and Import tools support four modes of operation
Why does Oracle recommend the data pump import tool?
Oracle recommends the Data Pump Import tool because it is more flexible and can be 15 times faster than the legacy tool in terms of performance. To invoke the Data Pump Import tool, you use the following command: