Question - How does Sqoop import or export data between HDFS and RDBMS?
Answer -
The steps followed by Sqoop to import and export data, using its architecture, between HDFS and RDBMS are listed below:
- Search the database to collect metadata.
- Sqoop splits the input dataset and makes use of the respective map jobs to push these splits to HDFS.
- Search the database to collect metadata.
- Sqoop splits the input dataset and makes use of respective map jobs to push these splits to RDBMS. Sqoop exports back the Hadoop files to the RDBMS tables.