Ravi Sir's Cards › AWS
Transform or query?
This comparison card contrasts Transform or query. AWS Glue ETL: Jobs crawl/transform to Parquet and manage catalog. Amazon Athena: Serverless SQL over S3 using the catalog. The card pairs AWS Glue ETL with build/curate the lake, and Amazon Athena with ask questions on the lake.
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What this card says
Transform or query?
AWS Glue ETL
Jobs crawl/transform to Parquet and manage catalog.
Amazon Athena
Serverless SQL over S3 using the catalog.
Key points
Nightly JSON→Parquet partitions.
Analyst SELECT gmv WHERE date=...
Example
glue start-job-run / athena start-query-execution
Use when
Build/curate the lake.
Ask questions on the lake.