When does #Iceberg beat #Parquet+projection on #AWSGlue, and when doesn't ?
An end-to-end #ETL PoC on #AWS to find out: producer, #Kinesis, two #Firehose paths, two #Glue jobs, #Athena.
🔮 Spoiler: how the data is read is the key to the choice.
In the article: every choice with its why, plus a few gems from some Glue experience 😄


















