Staging table in sqoop:
- Staging table is used to stage the exported data.
- Sqoop breaks down method into multiple transactions. A failing job may create partial knowledge.
- This could result in job failing because it could cause duplication of data or even collision while insertion.
- Staging tables are simple database tables that contain business details.
- Staging table acts as an auxiliary table that’s used to transferred data.
- Sqoop breaks down export method into multiple transactions, it’s possible that a failing export job may lead to partial data being committed to the database
