1.97.0 (2026-11-12)

⚠ BREAKING CHANGES

• shopping-merchant: remove discontinued Merchant API v1beta (#14942)

Features

• bigquery-jdbc: adds BigQuery graph integration to DatabaseMetadata methods (#14930) (950b81b)
• gax: implement resumable upload session resumption (#14677) (24728d6)
• grpc-gcp: add built-in channel_count metric for client library pools (#14947) (712f043)
• grpc-gcp: add built-in channel_load metric for client library pools (#14985) (9f87888)
• shopping-merchant: remove discontinued Merchant API v1beta (#14942) (2947dfd)
• storage: add StorageErrorTypeMapper for standard metrics (#14694) (a9ac393)
• storage: add StorageMetricsContext for operation metrics state (#14728) (edea395)
• storage: wire logical operation metrics in Retrying and StorageOptions (#14695) (589c66c)
• update API sources and regenerate (#14958) (75944f3)

Bug Fixes

• auth: verify public/private key match with retries in mTLS keystore loading (#14829) (096dbd6)
• bigquery: set QueryResultsFormat.ARROW in QueryArrow sample (#14960) (c98e7c3)
• bigtable: avoid triggering per-RPC credential session fallback on default call context (#14961) (eb06d2c)
• bigtable: copy Metadata per GetClientConfiguration call (#14950) (278fe2f)
• bigtable: disable SwitchingChannelPool when ChannelPoolConfiguration is empty (#14911) (fa24702)
• bigtable: handle empty SessionPoolConfiguration in SessionPoolImpl and PoolSizer (#14912) (cc7b235)
• bigtable: replace SessionPoolImpl Watchdog with per-session closeTimeout (#14977) (a15acfb)
• spanner-jdbc: report database default isolation level (#14929) (7e7595a)
• spanner: fix PG SHOW isolation level statements (#14904) (bc917ed)

Dependencies

• bump grpc to 1.85.1, opentelemetry to 1.67.0, and guava to 33.7.2-jre (#14957) (1a27a00)
• bump guava to 33.7.1-jre and jspecify to 1.0.1 (#14937) (1441527)

Documentation

• spanner: update CHANGELOG.md for java spanner releases (#14935) (956681e)
• storage: add Rapid Cache samples (#14886) (e714f62)