DEA-C01 · Question #102
DEA-C01 Question #102: Real Exam Question with Answer & Explanation
The correct answer is B: Enable job bookmarks for the ETL jobs to update the state after a run to keep track of previously. AWS Glue job bookmarks are designed to handle incremental data processing by automatically tracking the state.
Question
A company has developed several AWS Glue extract, transform, and load (ETL) jobs to validate and transform data from Amazon S3. The ETL jobs load the data into Amazon RDS for MySQL in batches once every day. The ETL jobs use a DynamicFrame to read the S3 data. The ETL jobs currently process all the data that is in the S3 bucket. However, the company wants the jobs to process only the daily incremental data. Which solution will meet this requirement with the LEAST coding effort?
Options
- ACreate an ETL job that reads the S3 file status and logs the status in Amazon DynamoDB.
- BEnable job bookmarks for the ETL jobs to update the state after a run to keep track of previously
- CEnable job metrics for the ETL jobs to help keep track of processed objects in Amazon
- DConfigure the ETL jobs to delete processed objects from Amazon S3 after each run.
Explanation
AWS Glue job bookmarks are designed to handle incremental data processing by automatically tracking the state.
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