[AWS] 18-6. Databases in AWS : Athena

[ Athena Overview ]

Database 는 아니지만 S3위에 query 엔진을 제공

- Fully Serverless database with SQL capabilities

- Used to query data in S3

- Pay per query

- Output results back to S3

- Secured through IAM

※ Use Case : one time SQL queries, serverless queries on S3, log analytics

 

[ Athena for Solutions Architect ]

Operations : no operations needed, serverless

Security : IAM + S3 security

Reliability : managed service, uses Presto engine, highly available

Performance : queries scale based on data size

Cost : pay per query / per TB of data scanned, serverless