Bigtable release notes

This page documents production updates to Bigtable. You can periodically check this page for announcements about new or updated features, bug fixes, known issues, and deprecated functionality. Note: To view release notes for the Bigtable HBase client for Java, see the client library's GitHub releases page.

You can see the latest product updates for all of Google Cloud on the Google Cloud page, browse and filter all release notes in the Google Cloud console, or programmatically access release notes in BigQuery.

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August 12, 2026

Feature

You can use parameterized views in Bigtable to dynamically filter data ranges for logical views based on application context and mitigate SQL injection risks. This feature is generally available (GA). For more information, see Parameterized views overview.

Feature

You can use the CLUSTER_ATTRIBUTE() filter to restrict continuous materialized view processing to specific clusters. This function lets you isolate views within an instance. This feature is generally available (GA). For more information, see Non-deterministic SQL functions.

August 10, 2026

Libraries

Go

1.52.0 (2026-08-03)

Features
  • bigtable: Add AFE picker (Simple / LeastInFlight / LeastLatency) (#20204) (bcbf714)
  • bigtable: Add ClientConfig.DisableSession to opt out of session backend (#20297) (7ee5e44)
  • bigtable: Add getClientConfigDirectAccessChecker for session pools (#20209) (3b8d30a)
  • bigtable: Add NoOpChannelPrimer for session channel pools (#20208) (d055a8a)
  • bigtable: Add per-AFE sessionList for the two-tier session pool (#20224) (dbf0c3f)
  • bigtable: Add protoRowToRow conversion helper for TableShim (#20257) (1297143)
  • bigtable: Add Session debug surface (observability fields + methods) (#20211) (d8d3e16)
  • bigtable: Add Session lifecycle (Start, Close, ForceClose, readLoop, heartBeatLoop) (#20215) (b9e53c6)
  • bigtable: Add Session struct + state machine (#20117) (09acbb3)
  • bigtable: Add session.Config.EnableDebug to gate sessionz debug state (#20247) (ce74c31)
  • bigtable: Add SessionClient + SessionTable + lazyPool (#20228) (ab2c96c)
  • bigtable: Add SessionPoolImpl (two-tier pool + scaling + debug) (#20225) (683eda8)
  • bigtable: Rename session pool display to <resource-id>-<PERM> (#20248) (35e146e)
  • bigtable: Route Client.Open()-returned *Table through the Diverter (#20273) (2b81c7d)
  • bigtable: State-based classification for abnormal session close (#20243) (f2905b7)
  • bigtable: TableShim fallback to classic on session UNIMPLEMENTED (#20269) (36540af)
  • bigtable: TTL-on-idle cache for per-resource session.TableAPI (#20263) (00b2a49)
  • bigtable: Wire Diverter on Client and route Open* via TableShim (#20256) (b32fbd7)
Bug Fixes
  • bigtable: AFE picker latency signal — subtract poolWait and compute TransportLatency = wire − backend at source (#20281) (bb8c4d5)
  • bigtable: Guard NewStream OnFinish against grpc-go double-fire (#20295) (b51da29)
  • bigtable: Real per-resource pool teardown on sessionTable.Close + cache close-race gate (#20264) (599aea9)
  • bigtable: Session.durations / session.uptime — set explicit histogram bucket boundaries (#20276) (97eee22)
  • bigtable: SessionTableHandle self-heals across cache eviction (#20296) (0dd98cd)
  • bigtable: Translate ctx errors to gRPC status on session vRPC (#20299) (0f3b2a5)
  • bigtable: Treat PingAndWarm NotFound as a successful prime (#20219) (a1557ad)
Performance Improvements
  • bigtable: Delete periodic Tick loop; sizing is event-driven (#20285) (2c096bd)
  • bigtable: Drop pick_lost_race debug tag from CheckoutSession hot path (#20280) (bd0e400)

July 30, 2026

Feature

You can use Bigtable as a remote storage backend for LMCache. By storing the large language model (LLM) key-value (KV) cache externally in Bigtable, multiple AI serving instances can share and reuse precomputed attention tensors. This reduces compute overhead and significantly improves time-to-first-token (TTFT) for repeated prompts and shared documents. This feature is in Preview.

July 29, 2026

Feature

You can use the Google Cloud console to manage row key schemas for your Bigtable tables. This feature is in Preview.

July 27, 2026

Feature

The Bigtable remote MCP server supports the Bigtable Data API, which provides the execute_sql tool that you can use to query Bigtable data using natural language prompts. This feature is generally available (GA). For more information, see Use the Bigtable remote MCP server.

Libraries

Go

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)
Bug Fixes
  • bigtable: Default cluster/zone in toOtelMetricAttrs to avoid Monitoring reject (#20178) (14493f4)
  • bigtable: Eliminate stats-handler MD race in internal/metrics tracer (#20158) (c387066)

July 14, 2026

Feature

AI agents can use the list_hot_tablets Model Context Protocol (MCP) tool to programmatically query Bigtable cluster health to isolate resource-intensive tablets (hot tablets) and detect overutilized node CPUs. This feature is generally available (GA).

July 09, 2026

Feature

You can use the Bigtable client library for Go to execute read jobs and queries using Data Boost.

July 07, 2026

Feature

You can bind existing tags to Bigtable instances when you create an instance and use policies to enforce mandatory tag assignments. This feature is generally available (GA). For more information, see Create an instance.

Feature

The Bigtable agent skill (bigtable-basics) is generally available (GA) in the public Google Agent Skills repository. This skill lets you equip AI agents with capabilities for Bigtable tasks, such as provisioning instances and tables, designing schemas, querying data using GoogleSQL and key-value APIs, and diagnosing performance issues or hotspots.

Feature

You can use Organization Policy Service custom constraints to manage specific operations on continuous materialized views. This feature is generally available (GA). For more information, see Use custom organization policies.

July 06, 2026

Feature

Bigtable supports direct connectivity, which bypasses the Google frontend and optimizes performance for application traffic that meets certain criteria. For more information, see Direct connectivity.

June 24, 2026

Feature

You can create hot backups and modify all backups in Bigtable Studio. For more information, see Manage backups.

June 22, 2026

Libraries

Go

1.50.0 (2026-06-17)

Features
  • bigtable: Enable JWT (#19957) (af93528)
  • bigtable: Generate Admin API client using selective gapic (#19962) (a37509d)
  • bigtable: Refactor channel_pool_factory as we need to maintain two channel factory one for session and another for unary (#14652) (0c0b6ce)
  • bigtable: Wrap admin client (#14534) (0bea4ba)
  • Update API sources and regenerate (#19950) (c7607be)

June 19, 2026

Feature

You can use the Bigtable Studio explorer to search for all resources except for authorized views and column families. For more information, see Manage your data using Bigtable Studio.

June 15, 2026

Libraries

Go

v1.49.0 (2026-06-10)

Features
  • enable new auth library and remove async refresh (#19943) (0d3697b2)

  • add traffic diverter and table shim for bigtable (#14633) (2f3c9184)

  • add virtual RPC descriptors (#14648) (5eedda18)

  • add opensession descriptors for bigtable (#14647) (8968f4fd)

  • update API sources and regenerate (#14701) (a9b79215)

Bug Fixes
  • retry unexpected EOF errors (#13157) (2b4ac429)

  • disable dynamic channel pool by default and raise default pool size to 10 (#19945) (5ddf8d46)

  • raise default connection-recycler MaxAge to 7 days (#19940) (a7959efc)

June 01, 2026

Libraries

Go

v1.48.0 (2026-05-26)

Features
  • expose a client option to disable direct access: (#14626) (f22b29f5)
Known Issue: heap growth on long-running clients (DirectAccess Eligible)

Long-running clients using DirectAccess may observe steady heap growth caused by an upstream memory leak in the gRPC-Go xDS client (#14582). The leak is amplified in this release by the default connection recycler, which recycles connections roughly every 45 minutes.

Workarounds: - Disable the connection recycler: ```go cfg := bigtable.ClientConfig{DisableConnectionRecycler: true} client, err := bigtable.NewClientWithConfig(ctx, project, instance, cfg)

  • OR Disable the connpool via env var CBT_BIGTABLE_CONN_POOL=false

  • OR upgrade to bigtable/v1.49.0 (or later), which fixes the problem by disabling connection recycler.

May 28, 2026

Feature

As part of Bigtable Enterprise Plus edition, you can configure a retention period of up to 365 days for backups. This feature is generally available (GA). For more information, see Bigtable backups overview.

May 18, 2026

Feature

You can enable row-affinity routing for a standard app profile in the Google Cloud console. For more information, see Create a standard app profile.

May 07, 2026

Feature

You can use Aerospike migration tools to migrate data from Aerospike to Bigtable with minimal or zero downtime. This feature is available in Preview. For more information, see Migrate Aerospike to Bigtable.

May 04, 2026

Libraries

Go

v1.47.0 (2026-05-01)

Known Issue: heap growth on long-running clients (DirectAccess Eligible)

Long-running clients using DirectAccess may observe steady heap growth caused by an upstream memory leak in the gRPC-Go xDS client (#14582). The leak is amplified in this release by the default connection recycler, which recycles connections roughly every 45 minutes.

Workarounds:

  • Disable the connection recycler: ```go cfg := bigtable.ClientConfig{DisableConnectionRecycler: true} client, err := bigtable.NewClientWithConfig(ctx, project, instance, cfg)
  • OR Disable the connpool via env var CBT_BIGTABLE_CONN_POOL=false

  • Or upgrade to bigtable/v1.49.0 (or later), which fixes the problem by disabling connection recycler.

April 30, 2026

Feature

You can use Bigtable agent skills to let AI agents assist with Bigtable-related tasks, such as schema design, generating SQL queries, and infrastructure management.

April 23, 2026

Feature

You can use window functions with GoogleSQL in Bigtable to perform advanced analytic operations over multiple table rows. This feature is generally available (GA). For more information, see Window functions.

April 22, 2026

Feature

The Bigtable editions feature is generally available (GA). Bigtable editions introduces advanced features in performance, analytic query capability, and resource management. You can choose between the Enterprise and Enterprise Plus edition to select the right capabilities for your workloads. For more information, see Editions overview.

Feature

Bigtable provides an in-memory tier as part of its hybrid storage architecture. This tier provides sub-millisecond read latency and high throughput for time-sensitive data with independent vertical scaling to handle traffic surges. The in-memory tier is available only in the Enterprise Plus edition in Preview. For more information, see In-memory tier overview.

Feature

Bigtable tiered storage limit increases from 32 TB to 64 TB per node. This expansion provides higher storage density to support retention of larger volumes of infrequently accessed data and is available only in the Enterprise Plus edition. Tiered storage is available in Preview.

Feature

As part of Bigtable editions, you can use Data Boost to read data from tiered storage and HDD clusters. This feature is available only in the Enterprise Plus edition and is generally available (GA).

Feature

As part of Bigtable editions, you can use Data Boost to run GoogleSQL queries. This feature is available only in the Enterprise Plus edition and is generally available (GA). For more information, see High-throughput SQL analysis with Data Boost.

Feature

As part of Bigtable editions, you can configure which cluster in a replicated instance is used for automated backups. This feature provides greater cost control and backup resource management. This feature is available only in the Enterprise Plus edition and is generally available (GA). For more information, see Bigtable backups overview.

April 20, 2026

Feature

You can use the Database Insights remote MCP server to analyze Bigtable's performance and system metrics. This feature is generally available (GA).

Feature

Bigtable continuous materialized views are generally available (GA). These views let you create precomputed tables that Bigtable automatically keeps in sync with your source data for low-latency queries and real-time insights.

Feature

Bigtable free trial instances are generally available (GA). These instances let you learn and explore Bigtable features for 90 days at no cost, providing a 1-node SSD cluster and up to 500 GB of storage. For more information, see Free trial instances overview.

Feature

The Bigtable remote MCP server is generally available (GA). The Bigtable remote MCP server lets you interact with Bigtable instances from LLMs, AI applications, and AI-enabled development platforms.

April 16, 2026

Feature

You can stream messages from Pub/Sub directly to a Bigtable table using Bigtable subscriptions. This feature lets you write streaming messages to Bigtable without needing a separate subscriber such as Dataflow. This feature is available in Preview.

April 15, 2026

Feature

Dataplex Universal Catalog is now called Knowledge Catalog. The API, client library, CLI, and Identity and Access Management (IAM) names remain unchanged. For more information about how Bigtable metadata interacts with Knowledge Catalog, see Manage data assets using Knowledge Catalog.

April 13, 2026

Feature

You can now use GoogleSQL geography functions to work with geospatial data in Bigtable. This feature is generally available (GA). For more information, see Work with geospatial data and Geography functions reference.

Feature

Bigtable supports pipe syntax, an extension to GoogleSQL that lets you build simpler and more concise queries. This feature is generally available (GA).

Libraries

Go

v1.46.0 (2026-04-09)

Known Issue: heap growth on long-running clients (DirectAccess Eligible)

Long-running clients using DirectAccess may observe steady heap growth caused by an upstream memory leak in the gRPC-Go xDS client (#14582). The leak is amplified in this release by the default connection recycler, which recycles connections roughly every 45 minutes.

Workarounds:

  • Disable the connection recycler: ```go cfg := bigtable.ClientConfig{DisableConnectionRecycler: true} client, err := bigtable.NewClientWithConfig(ctx, project, instance, cfg)
  • OR Disable the connpool via env var CBT_BIGTABLE_CONN_POOL=false

  • Or upgrade to bigtable/v1.49.0 (or later), which fixes the problem by disabling connection recycler.

April 09, 2026

Feature

You can use Gemini in Bigtable Studio to help you write GoogleSQL queries. This feature is available in Preview. For more information, see Write SQL with Gemini assistance.

April 07, 2026

Feature

You can connect to Bigtable from Java applications and other reporting tools that support a generic JDBC adapter by using the Bigtable JDBC driver. This feature is generally available (GA).

Feature

You can use protocol buffer (protobuf) schemas to query individual fields within protobuf messages stored as bytes in Bigtable. You can query your protobuf data using GoogleSQL for Bigtable, continuous materialized views, logical views, or BigQuery external tables. This feature is generally available (GA).

April 06, 2026

Libraries

Go

v1.44.0 (2026-03-30)

Go

v1.45.0 (2026-03-31)

March 30, 2026

Feature

You can view the details of Bigtable continuous materialized views in the Google Cloud console.

March 25, 2026

Announcement

Bigtable client for Java has modernized its Admin API. For detailed migration steps and code examples, see Upgrading client libraries.

March 24, 2026

Feature

You can manage Bigtable tiered storage configuration in the Google Cloud console and view tiered storage metrics in system insights. For more information, see Create and manage tables.

March 23, 2026

Libraries

Go

1.43.0 (2026-03-16)

Features
  • Add support for creating Instance with tags (#13459) (1bce843e)

  • support tiered storage (#13793) (39a25b92)

  • add handling of longupdown metrics aka gauge (#13871) (519ed9b0)

  • Use direct access when supported. Guarded by enabling… (#13873) (5ea1f5f9)

  • add preemptive connection recycler (#13860) (6b69ee38)

  • make downscalling less aggressive (#14123) (7ac72cc8)

  • add pacemaker in connpool (#13862) (9af047f7)

  • populate ip protocol for direct access checker and rename a method to be concise (#14011) (9c5e6551)

  • add connection factory to abstract connection (#13755) (b08ea15f)

  • make pow of 2 default lb policy (#14131) (b5f7bf27)

  • derive conn pool from resolver (#14147) (b903e299)

  • add load balancing penalty for channel (#14149) (bb649988)

  • cap increase in conn for dynamic chan pool (#14144) (e0701a46)

  • switch to rand v2 (#14008) (ee6f4251)

Bug Fixes
  • slighly change instruction for direct access (#14119) (7dd4948d)

  • refactor bigtable.go into separate file path per interfaces (#13818) (c8ae2e2a)

March 06, 2026

Feature

Bigtable tools in the Agent Development Kit (ADK) are generally available (GA). With these tools, you can build AI agents that interact with Bigtable to discover metadata about Bigtable tables and instances and execute LLM-powered SQL queries.

February 18, 2026

Announcement

New best practices are available for securing generative AI agents using Model Context Protocol (MCP) with Google Cloud databases. This guide covers key security measures like least privilege, native database controls, and secure agent design to help you build safer AI applications. For more information, see Best practices for securing agent interactions with Model Context Protocol.

Feature

You can migrate a machine learning feature management workload from Vertex AI Feature Store (Legacy) to a Bigtable instance. For more information, see Migrate from Vertex AI Feature Store (Legacy) to Bigtable.

February 17, 2026

Feature

You can use the Bigtable Admin API MCP server to enable agents and AI applications to perform a range of data-related tasks. This feature is in Preview.

February 13, 2026

Breaking

You can use the Flink Bigtable connector version 0.3.2 to connect to Bigtable from Apache Flink version 2.1.0. Additionally, this version of the connector lets you specify the number of mutations to include in each batch sent to Bigtable. This feature is generally available (GA).

February 09, 2026

Libraries

Go

1.42.0 (2026-02-04)

Features
  • add TieredStorageConfig to table admin api (PiperOrigin-RevId: 863493708) (611f2392)

  • add dynamic channel support (#2) (#13504) (65a3c4ec)

  • add ip protocol for bigtable connection (#13520) (6f86983e)

  • add metrics exporter for outstandingrpcs and perconnectionerror count (#13510) (7f1b36ac)

  • add client startup time metrics. (#13521) (8f90da38)

  • introduce prime() method and load counting based on unary,streaming and ability to remove connection (#13419) (c6773ceb)

Bug Fixes
  • handle client region and client host name based on ote… (#13752) (0429170f)

  • fix a nil pointer deference in remove connections when… (#13535) (9d2ba82e)

Performance Improvements
  • use passthrough with emulator endpoint (#13739) (dafbca22)

February 02, 2026

Libraries

Java

2.72.0 (2026-01-30)

Features
  • Add GcRuleBuilder for safe GC rule construction (#2758) (4a99a8c)
  • Handle StatusRuntimeException in CbtTestProxy, increase inbound message / metadata size (#2763) (3e27d28)
  • Regenerate protos using protoc 4
Bug Fixes
  • deps: Update the Java code generator (gapic-generator-java) to 2.66.0 (ca24007)
Dependencies
  • Update dependency com.google.cloud:sdk-platform-java-config to v3.56.0 (#2765) (d1020a1)

January 30, 2026

Feature

Bigtable has a unified, customizable system insights dashboard. This dashboard includes predefined metrics and other Google Cloud metrics. This feature is generally available (GA). For more information, see Customize the system insights dashboard.

January 21, 2026

Feature

Bigtable is available in the asia-southeast3 (Bangkok) region. For more information, see Bigtable locations.

January 19, 2026

Libraries

Java

2.71.0 (2026-01-15)

Features
Bug Fixes
  • bigtable: Add handling for gauge metrics (#2719) (87aa4d5)
  • Create stub with BigtableClientContext so otels are closed (#2747) (3d0a6d9)
  • Update BigtableChannelPool to use the background executor (#2753) (8f6e2df)
  • Use the same background executor in otel reader and monitoring c… (#2746) (3a58f9b)
Dependencies
  • Update dependency com.google.cloud:gapic-libraries-bom to v1.76.0 (#2754) (be54ef6)
  • Update shared dependencies (#2752) (fe1074c)

December 26, 2025

Feature

Continuous materialized views support up to five continuous materialized views per table. This lets you create multiple asynchronous secondary indexes on a table or have a mix of precomputed aggregate views and asynchronous secondary indexes on the same base table. For more information, see Continuous materialized views.

December 22, 2025

Libraries

Python

2.35.0 (2025-12-16)

Features
  • add basic interceptor to client (#1206) (6561cfac)

  • Add encodings for STRUCT and the Timestamp type (72dfdc44)

  • add PeerInfo proto in Bigtable API (72dfdc44)

  • Add Type API updates needed to support structured keys in materialized views (72dfdc44)

  • support mTLS certificates when available (#1249) (ca20219c)

Bug Fixes
  • re-export AddToCell for consistency (#1241) (2a5baf11)

  • async client uses fixed grace period (#1236) (544db1cd)

  • Deprecate credentials_file argument (72dfdc44)

  • Add ReadRows/SampleRowKeys bindings for materialized views (72dfdc44)

  • retry cancelled errors (#1235) (e3fd5d86)

Java

2.71.0-rc1 (2025-12-19)

Features
Dependencies
  • update sdk-platform-java-config to 3.55.0-rc1 (#2738) (136f164)

Go

1.41.0 (2025-12-15)

Features
  • add PeerInfo proto in Bigtable API (PiperOrigin-RevId: 829585900) (185951b3)

  • precompute featureflags in client and reuse (#13297) (3b3253ac)

  • Add experimental Bigtable connection pool with custom load balancing strategy. (#12882) (7aa96127)

  • Enable ALTS hard bound token in Bigtable w/ direct access (#13153) (90239341)

  • Enable routing cookie and attempt headers for enhanced retries (#12964) (96cfd47a)

Bug Fixes
  • fix project id sent in otel (#13286) (4865868c)

  • screaming uppercase metric status (#13484) (b35ee8fd)

Performance Improvements
  • parallelize the exportTimeSeries function (#13004) (bafd691d)

December 15, 2025

Libraries

Java

2.70.1 (2025-12-12)

Dependencies

December 12, 2025

Feature

In the Google Cloud console, you can import data into Bigtable using the Dataflow job builder, a web interface for building and running Dataflow pipelines. This integration provides a pre-populated template to import data from Pub/Sub to Bigtable. You can also create a custom job to import data from other sources. For more information, see Import and export data.

November 24, 2025

Libraries

Java

2.69.0 (2025-11-17)

Features
  • bigtable: Add internal grpc subconnections metric and add outstanding rpcs to INTERNAL_VIEW (#2700) (e3e6e99)
  • bigtable: Expose a metric to track the number of outstanding rpcs (unary , streaming) in channel pool (#2696) (140a1ad)
  • bigtable: Populate alts field in channel entry (#2702) (1bfb763)
  • Enable ALTS hard bound token in Bigtable w/ direct access (#2695) (d12b37d)

Java

2.70.0 (2025-11-18)

Features
  • Add PeerInfo proto in Bigtable API (0736694)
Bug Fixes
  • deps: Update the Java code generator (gapic-generator-java) to 2.64.1 (0736694)
Dependencies
Documentation
  • Update javadoc sample for BigtableTableAdminClient.listTables (#2308) (56237d7)

Java

2.70.0 (2025-11-18)

Features
  • Add PeerInfo proto in Bigtable API (0736694)
Bug Fixes
  • deps: Update the Java code generator (gapic-generator-java) to 2.64.1 (0736694)
Dependencies
Documentation
  • Update javadoc sample for BigtableTableAdminClient.listTables (#2308) (56237d7)

November 03, 2025

Feature

You can use protocol buffer (protobuf) schemas to query individual fields within protobuf messages stored as bytes in Bigtable. First, create and manage your protobuf schemas. Then, query your protobuf data using GoogleSQL for Bigtable or BigQuery external tables. This feature is in Preview.

October 28, 2025

Feature

You can use Cloud KMS Autokey in the Google Cloud console to automate the creation and use of customer-managed encryption keys (CMEK) in Bigtable clusters.

October 27, 2025

Libraries

Java

2.68.0 (2025-10-22)

Features
  • Add Type API updates needed to support structured keys in materialized views (469290e)
Bug Fixes
  • Add ReadRows/SampleRowKeys bindings for materialized views (469290e)
  • deps: Update the Java code generator (gapic-generator-java) to 2.62.3 (469290e)
  • deps: Update the Java code generator (gapic-generator-java) to 2.63.0 (ed6c03f)
  • Don't use String.format in Preconditions messages (#2691) (62a1812)
  • Fixed the bigtableadmin API name for snippet region tags and possibly other GAPIC attributes (469290e)
Dependencies

Python

2.34.0 (2025-10-16)

Features
Feature

Bigtable provides vector and key-value store integrations for LangChain, an LLM orchestration framework. For more information, see Build LLM-powered applications using LangChain and Perform Maximal Marginal Relevance search with LangChain on Bigtable.

October 20, 2025

Feature

You can save queries and then view and manage the saved queries in Bigtable Studio. This feature is in Preview.

October 13, 2025

Libraries

Python

2.33.0 (2025-10-06)

Features
Bug Fixes
  • Fix instance registration cleanup on early iterator termination (#1216) (bbfd746)
  • Refactor channel refresh (#1174) (6fa3008)

Java

2.67.1 (2025-10-08)

Dependencies

October 07, 2025

Feature

The Cassandra-Bigtable proxy adapter, which lets you connect your Apache Cassandra-based applications to Bigtable, is generally available (GA).

Feature

You can connect to Bigtable from Java applications and other reporting tools that support a generic JDBC adapter by using the Bigtable JDBC driver. This feature is available in Preview.

October 06, 2025

Feature

You can optimize storage with Bigtable tiered storage, reduce storage costs, and retain data for longer. This feature is available in Preview.

September 29, 2025

Libraries

Go

1.40.1 (2025-09-26)

Features
  • bigtable: Add an e2e flow for direct access with instructions (#12939) (fdcdde8)
Bug Fixes

1.40.0 (2025-09-22)

Features
  • bigtable: Expose otel native grpc metrics in Bigtable (#12827) (e9d2efd)

Java

2.67.0 (2025-09-24)

Features
Bug Fixes
  • Add missing break; to PROTO and ENUM value type check (#2672) (337e432)
  • Remove beta api annotation for query paginator (#2660) (f68a1fa)
Dependencies

September 15, 2025

Libraries

Java

2.66.0 (2025-09-10)

Features
Dependencies
  • Update dependency com.google.cloud:sdk-platform-java-config to v3.52.1 (#2668) (06ac93e)

September 01, 2025

Libraries

Java

2.65.1 (2025-08-27)

Dependencies

Go

1.39.0 (2025-08-28)

Features
  • bigtable/admin: Add tags field to Instance proto (stable branch) (a846564)
  • bigtable/spanner: Allow disable gRPC DirectPath deps (#12469) (2205d27)
  • bigtable: Add client epoch for each call (#12685) (c9eac01)
  • bigtable: Add Idempotency to Cloud Bigtable MutateRowRequest API (98ba6f0)
  • bigtable: Add Idempotency to Cloud Bigtable MutateRowsRequest API (ac4970b)
  • bigtable: Adding support to schema bundles (#12516) (688eb13)
  • bigtable: Create first response latencies instrument (#12706) (6f34867)
  • bigtable: Expose directaccess via a env variable (#12684) (0306910)
  • bigtable: Expose pinger in go client (#12683) (a330457)
  • bigtable: First_response_latencies and connectivity_error_count metrics (#10616) (3054593)
  • bigtable: Publish Proto and Enum types to CBT data API (83f894e)
  • bigtable: Record client_blocking_latencies (#12698) (5f03fb3)
  • bigtable: Support universe domain (#12567) (fc59e39)
  • bigtable: Update ListSchemaBundles to returns only names (#12563) (83ea7c4)
Bug Fixes
  • bigtable: Add ReadRows/SampleRowKeys bindings for materialized views (7616e81)
  • bigtable: Fix NoopMetricsProvider panic (#12709) (