Elasticsearch 7.11.0 introduces significant updates, including the debut of schema on read with beta runtime fields that allow field definitions at query time, enhancing flexibility without reindexing data. This release also includes enhancements to Elastic Enterprise Search, Elastic Observability, and Elastic Security solutions. Notably, Elasticsearch introduces searchable snapshots and a cold tier, offering cost-effective data storage and search capabilities without rehydration. Additionally, the release brings improvements in threat detection with Event Query Language (EQL) and geo_line aggregation for tracking object paths. New security features now log configuration changes and UI enhancements in Elasticsearch streamline user experience, particularly with Painless scripting and index lifecycle management. The release also features a new machine learning transform type, Latest, for tracking recent document updates. Elasticsearch 7.11 is available for deployment on Elastic Cloud, offering a free trial for users to explore its new functionalities.