AWS Glue — Serverless ETL & Data Catalog

How AWS Glue really works: the Data Catalog that Athena, EMR and Redshift share, crawlers and schema drift, Spark jobs sized in DPUs and workers, Flex and Glue 6.0 pricing, job bookmarks, Data Quality, Iceberg table optimizers and zero-ETL, with the failures interviewers probe.

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