v1.26.0

1.26.0 (2026-06-29)

Features

• Add directed_read connection variable (#821) (e8b6af3)
• Automatically set a default_sequence_kind on DDL failure (#824) (1bc1d6d)
• Retrieve read timestamp from read-only transaction (#834) (3ba6ab1)
• Support case-insensitive query parameter matching (#823) (d0368f6)
• Support SHOW TRANSACTION variables and transaction_isolation alias (#822) (464bef4)

Bug Fixes

• conn: Clone QueryOptions before modifying LastStatement field (#820) (6eb8e2b)
• examples: Wait for emulator port to open before executing samples (#828) (f6fec0d)
• ruby-wrapper: Resolve flakiness on Windows and path warning (#829) (87617cf)
• Support read-only transactions in RunTransaction (#826) (1c33428)
• test: Resolve flakiness in MaxIdleConnections tests (#825) (fd7de25)
• test: Resolve flakiness in TestStatementTimeout by adding delay to ExecuteSql (#827) (318e4b4)
• Update all dependencies (#851) (f925772)
• Update dependency io.grpc:grpc-bom to v1.82.1 (#853) (107a767)
• Update module cloud.google.com/go/longrunning to v1.1.0 (#859) (e8e22d6)

v1.25.2

1.25.2 (2026-06-22)

Bug Fixes

• test: Resolve flakiness in TestTransactionTimeout by using larger timeouts (#831) (43f16ae)
• Update all dependencies (#802) (ab3085e)
• Update all dependencies (#836) (964741b)
• Update all dependencies (major) (#707) (7b13486)
• Update dependency io.netty:netty-transport-native-epoll to v4.2.15.final [security] (#805) (ce283be)
• Update error-prone monorepo to v2.50.0 (#839) (a513fe3)
• Update grpc-java monorepo to v1.81.0 (#803) (3148e31)
• Update grpc-java monorepo to v1.82.0 (#842) (50466b7)
• Update jna monorepo to v5.19.0 (#810) (45150aa)
• Update jna monorepo to v5.19.1 (#841) (da2fd04)
• Update protobuf monorepo (#843) (ad85b3f)
• Update protobuf monorepo to v4.35.0 (#808) (b1a6b25)
• Update testcontainers-go monorepo to v0.43.0 (#849) (985b04c)

v1.25.1

1.25.1 (2026-04-29)

Bug Fixes

• Update all dependencies (#797) (cc7c94b)

Performance Improvements

• Decode values directly from row (#795) (ed619ad)

v1.25.0

1.25.0 (2026-04-14)

Features

• Add database_dialect property (#794) (acb1f42)

Bug Fixes

• spannerdriver: Populate QueryStats in ResultSetStats (#778) (7e8b1fe)
• Update all dependencies (#765) (2016a5c)
• Update dependency com.google.errorprone:error_prone_annotations to v2.49.0 (#791) (e2a80fa)
• Update dependency io.grpc:grpc-bom to v1.80.0 (#767) (8d1d635)
• Update dependency io.netty:netty-transport-native-epoll to v4.2.12.final (#775) (f81fc98)
• Update module github.com/testcontainers/testcontainers-go to v0.42.0 (#768) (338cf58)
• Update protobuf monorepo (#774) (faab4ee)

v1.24.1

1.24.1 (2026-03-06)

Bug Fixes

• Update all dependencies (#750) (107c133)
• Update dependency com.google.errorprone:error_prone_annotations to v2.48.0 (#757) (fe99422)
• Update dependency io.netty:netty-transport-native-epoll to v4.2.10.final (#702) (a078428)
• Update protobuf monorepo (#755) (666615c)

v1.24.0

1.24.0 (2026-02-13)

Features

• Introduce asynchronous DDL execution modes (#729) (13253b4)
• Support partitioned queries through SQL statements (#714) (db0a239)

Bug Fixes

• Translate named parameters for PostgreSQL (#749) (32c334d), refs #738 #601 #730
• Update all dependencies (#741) (3dd5a9c)
• Update all dependencies (#748) (12785b2)
• Update dependency io.grpc:grpc-bom to v1.79.0 (#745) (258759f)
• Update protobuf monorepo (#743) (a28cf8a)

Performance Improvements

• Remove session pool (#751) (4ea9f31)

v1.23.0

1.23.0 (2026-01-26)

Features

• Add dialect connection property (#710) (2e92beb)
• Add driver support for experimental host (#724) (36908a2)
• Add option to decode NUMERIC to string (#717) (a2fdf7b)
• Send string params as untyped values to Spanner (#720) (4de7250)
• Support Prepare for client-side statements (#726) (3a2917f)

Bug Fixes

• Correctly decode specific PG JSONB and NUMERIC types (#725) (032afab)
• DecodeToNativeArrays in ConnectorConfig was ignored (#734) (97a84c7), refs #731
• Only close the connector once the usage count reaches zero (#718) (60cc893)
• Update all dependencies (#703) (8960e64)
• Update protobuf monorepo (#721) (a79356f)
• Update protobuf monorepo (#723) (3f48e14)

v1.22.0

1.22.0 (2025-12-15)

Features

• Add Split function to parser (#634) (302e860)
• Add support for multi-sql using next_result_set (#676) (8d068d1)
• Add support for statement-scoped connection state (#599) (5a158c3)
• Add TimestampBound option to ExecOptions (#522) (fc78709)
• Support CREATE DATABASE with extra statements (#629) (e09de0b)
• Support multi-statement SQL strings in QueryContext (#638) (019442f)
• Support statement_timeout and transaction_timeout property (#578) (b542646)

Bug Fixes

• Backslash at end of string was misinterpreted (#651) (fc2fdd5)
• Close iterator on error (#644) (c0023ee)
• Dollar-quote tags may not contain whitespaces (#606) (db609ec)
• Support e-strings for PostgreSQL (#607) (d050b1c)
• Update all dependencies (#588) (2e97f4c)
• Update all dependencies (#639) (2311ffb)
• Update all dependencies (#646) (b9dfc57)
• Update all dependencies (#692) (af69259)
• Update dependency io.grpc:grpc-bom to v1.77.0 (#640) (a7cab7e)
• Update dependency io.netty:netty-transport-native-epoll to v4.2.8.final (#694) (4ab3748)
• Update module github.com/testcontainers/testcontainers-go to v0.40.0 (#602) (822b5a4)
• Update protobuf monorepo (#633) (21cbfa9)
• Update protobuf monorepo (#671) (d8fba2d)

Performance Improvements

• Improve checksum calculation (#688) (6fb5cc8)

Documentation

• Update spannerlib-python documentation (#685) (30e6339)
• Update spannerlmockserver documentation (#684) (22aa6eb)

v1.21.0

1.21.0 (2025-10-29)

Features

• Support connect_timeout property (#577) (6f87624), refs #576

Bug Fixes

• Remove git submodule from project (#586) (bb26650)
• Update all dependencies (#584) (19ce82c)

v1.20.0

1.20.0 (2025-10-28)

Features

• Parse SET TRANSACTION statements (#549) (6a396d3)
• Support transaction options in BEGIN statements (#550) (49e945e)

Bug Fixes

• Return batch update counts also when retries are disabled (#566) (6f8c1e2)
• Update all dependencies (#551) (7457422)
• Update all dependencies (#556) (e99a48f)
• Update dependency io.grpc:grpc-bom to v1.76.0 (#561) (fdd991b)
• Update dependency io.netty:netty-transport-native-epoll to v4.2.7.final (#559) (5b79883)
• Update protobuf monorepo (#562) (32cd9f0)