Speed Up Your PySpark UDFs on AWS Glue 6.0 with Arrow
Tired of slow Python UDFs in PySpark? This deep dive benchmarks five approaches—from standard Python to native Arrow UDFs—across datasets up to 100M rows on AWS Glue 6.0, breaking down serialization overhead versus actual compute costs. You'll learn exactly which technique wins for your data pipeline and why.
source: [aws/big-data-blog]