Update of MapReduce Service
This MRS release strengthens the platform across several key areas: Higher performance through MemArtsStore and Flink optimization enhancements. Greater flexibility with Doris UDF support and selectable Hive JDK versions. Improved security and governance through Hive authorization-based metadata visibility. Simplified operations with Hive username/password authentication and scheduled resource policies. Expanded analytics capabilities through Phoenix Query Server integration for HBase. These enhancements further improve the scalability, usability, and enterprise readiness of MRS on T Cloud Public.