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.
OceanBase V5.0.1 introduces parallel DDL, AI image processing, and database-level resource isolation, enhancing performance and usability across storage formats and workloads.
OceanBase 4.2.1 CE BP11 HF1, released on January 22 2026, addresses dozens of critical bugs ranging from plan‑cache inaccuracies to core‑dump crashes in complex queries.
OceanBase 4.3.5 CE BP3 HF1 (released 2025‑09‑04) addresses several stability and correctness issues, including memtable release, batch‑write rollback, partition split, and vector index memory consumption.
OceanBase v4.3.5 CE BP6 (released 2026‑04‑14) fixes a series of severe bugs affecting vector indexes, memory management, and core‑dump scenarios, improving reliability for cloud‑native and on‑prem deployments.
