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DEA-C01 · Question #31

A company is planning to migrate on-premises Apache Hadoop clusters to Amazon EMR. The company also needs to migrate a data catalog into a persistent storage solution. The company currently stores the

The correct answer is B. Configure a Hive metastore in Amazon EMR. Migrate the existing on-premises Hive metastore. https://aws.amazon.com/blogs/big-data/migrate-and-deploy-your-apache-hive-metastore-on- Migrating the Hive metastore into Amazon EMR and using AWS Glue Data Catalog as an external catalog provides a balance between leveraging the scalable and managed services of AWS (like EMR and

Data Store Management

Question

A company is planning to migrate on-premises Apache Hadoop clusters to Amazon EMR. The company also needs to migrate a data catalog into a persistent storage solution. The company currently stores the data catalog in an on-premises Apache Hive metastore on the Hadoop clusters. The company requires a serverless solution to migrate the data catalog. Which solution will meet these requirements MOST cost-effectively?

Options

  • AUse AWS Database Migration Service (AWS DMS) to migrate the Hive metastore into Amazon
  • BConfigure a Hive metastore in Amazon EMR. Migrate the existing on-premises Hive metastore
  • CConfigure an external Hive metastore in Amazon EMR. Migrate the existing on-premises Hive
  • DConfigure a new Hive metastore in Amazon EMR. Migrate the existing on-premises Hive

How the community answered

(63 responses)
  • A
    10% (6)
  • B
    84% (53)
  • C
    5% (3)
  • D
    2% (1)

Explanation

https://aws.amazon.com/blogs/big-data/migrate-and-deploy-your-apache-hive-metastore-on- Migrating the Hive metastore into Amazon EMR and using AWS Glue Data Catalog as an external catalog provides a balance between leveraging the scalable and managed services of AWS (like EMR and Glue Data Catalog) and ensuring a smooth transition from the on-premises setup. This approach leverages the serverless nature of AWS Glue Data Catalog, minimizing operational overhead and potentially reducing costs compared to managing database servers.

Topics

#Amazon EMR#AWS Glue Data Catalog#Hive Metastore Migration#Serverless Data Catalog

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