1.51.0 (2026-07-23)
Features
- bigtable: Add ChainInterceptors and RetryingVRpc for vRPC pipeline (#20185) (c7a832a)
- bigtable: Add ClientConfigurationManager (#19986) (3a8f927)
- bigtable: Add debug tag counter (recordDebugTag / assertDebugTag) (#20114) (3c97590)
- bigtable: Add lazyPool helper for on-demand session pool opening (#20182) (f6ae3fb)
- bigtable: Add PeakEwma continuous time-decay latency tracker (#20187) (9d124ef)
- bigtable: Add PoolSizer for server-driven session pool capacity (#20189) (57ebbeb)
- bigtable: Add session package with SessionClient + SessionTableAPI interfaces (#20180) (4b82fd2)
- bigtable: Add Session primitives (AttemptOutcome, vRPC ctx, msgtype) (#20116) (e1011e2)
- bigtable: Add Session state enum (#19981) (0748972)
- bigtable: Add SessionThrottler / AdaptiveSessionThrottler for OpenSession pacing (#20184) (02e3c6d)
- bigtable: Add SessionThrottler / AdaptiveSessionThrottler for OpenSession pacing (#20184) (29be83e)
- bigtable: Add sessionTracer for per-Session lifecycle + vRPC metrics (#20190) (a466345)
- bigtable: Enable new auth library and JWT for instance admin client (#20013) (21c4a44)
- bigtable: Modularize channel priming behind a ChannelPrimer interface (#20027) (5214ab7)
- bigtable: Modularize Direct Access compatibility check (#19987) (a25e93d)
- o11y: Regenerate clients for LRO tracing (#20107) (779074e)