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AWS Certified Data Engineer - Associate · AWS
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AWS Crawler with classifiers allow you to determine the schema pattern on files/data that can then be used to partition the data for Athena query optimization
Creating an AWS Glue crawler (Option B) is the most straightforward and least operationally intensive approach to automatically determine the schema, partition the data, and keep the AWS Glue Data Catalog updated. This ensures Athena queries are optimized without requiring extensive manual management or additional processing steps.
Creating an AWS Glue crawler (Option B) is the most straightforward and least operationally intensive approach to automatically determine the schema, partition the data, and keep the AWS Glue Data Catalog updated. This ensures Athena queries are optimized without requiring extensive manual management or additional processing steps.