Amazon EMR Spark 4.1 Gets 36-Month Support and Iceberg v3 Superpowers

Amazon EMR now offers Long Term Support (LTS) for emr-spark-8.1.0, giving you 36 months of security and bug fixes so you can stick with one release longer without extra costs. The update brings Apache Iceberg v3 support with geospatial capabilities, cross-catalog queries, and fine-grained access control—plus Spark Connect endpoints on EKS with token auth.