OceanBase released v4.2.5_CE_BP7 on December 5, 2025, introducing optimized leader election for high availability, enhanced SQLSTAT metrics for performance tuning, and support for Alibaba Cloud OSS WORM retention policies in backups.
OceanBase 4.4.2_CE_BP1 introduces Zone-level TableGroups, vector search extensions, and experimental RPO=0 strong sync. This release also adds MySQL 8.0 dual password management and significant performance optimizations for PL/SQL and external tables.
OceanBase 4.4.2_CE_BP2 introduces a distributed CDC architecture, formal RPO=0 strong sync, and `caching_sha2_password` support, alongside critical breaking changes in PL PS protocol handling.
