Issues

• [sqlalchemy-spanner]: reflected primary keys have no "name" key, so Alembic >= 1.18 autogenerate fails with KeyError: 'name'

  api: spanner
  googleapis/google-cloud-python#18841 · Filter by author rocksnow1942 opened on Oct 24, 2026

• [sqlalchemy-spanner]: _designate_type() raises KeyError on unrecognized Spanner column types instead of falling back to NullType

  api: spanner
  googleapis/google-cloud-python#18839 · Filter by author rocksnow1942 opened on Oct 24, 2026

• [sqlalchemy-spanner]: _get_table_filter_query([]) generates invalid SQL '() AND ' when filter_names is empty

  api: spanner
  googleapis/google-cloud-python#18838 · Filter by author rocksnow1942 opened on Oct 24, 2026

• [sqlalchemy-spanner]: implement get_multi_unique_constraints() to avoid N+1 INFORMATION_SCHEMA queries during reflection

  api: spanner
  googleapis/google-cloud-python#18837 · Filter by author rocksnow1942 opened on Oct 24, 2026

• [sqlalchemy-spanner]: get_unique_constraints() splits multi-column unique constraints into separate single-column entries

  api: spanner
  googleapis/google-cloud-python#18836 · Filter by author rocksnow1942 opened on Oct 24, 2026

• [spanner-sqlalchemy]: support spanner_storing in Alembic op.create_index() and autogenerate compare_indexes()

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#18835 · Filter by author rocksnow1942 opened on Oct 23, 2026

• [spanner and sqlalchemy-spanner] Assess approaches to avoiding naming collisions.

  api: spannertype: feature request
  googleapis/google-cloud-python#18670 · Filter by author chalmerlowe opened on Oct 13, 2026
  

• Record streaming attempt and front-end metrics when PartialResultSet.last=True is observed

  api: spanner
  googleapis/google-cloud-python#18656 · Filter by author olavloite opened on Oct 13, 2026
  

• [sqlalchemy-spanner] Make alembic an optional extra dependency

  api: spannertype: feature request
  googleapis/google-cloud-python#18584 · Filter by author chalmerlowe opened on Oct 6, 2026

• A client called run_in_transaction be stuck if Spanner is down

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#18375 · Filter by author jiayun-zou opened on Sep 15, 2026
  1

• (google-cloud-spanner) Built-in metrics fail when one process uses databases in different projects

  api: spanner
  googleapis/google-cloud-python#18155 · Filter by author zoola969 opened on Aug 19, 2026

• [spanner] run_in_transaction raises uncaught IndexError when Aborted.errors is empty

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17903 · Filter by author cbh34680 opened on Jul 26, 2026
  

• [spanner] RequestOptions.transaction_tag is unexpectedly mutated to '' when passed to snapshot.read()

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17902 · Filter by author cbh34680 opened on Jul 26, 2026
  1

  

• sqlalchemy-spanner: alembic revision --autogenerate fails

  api: spannerpriority: p2type: bug
  googleapis/google-cloud-python#17648 · Filter by author cdco-busunkim opened on Jul 7, 2026
  1

  

• docs(spanner): document behavioral differences between regular and multiplexed sessions

  api: spannerpriority: p3type: docs
  googleapis/google-cloud-python#16619 · Filter by author waiho-gumloop opened on Apr 11, 2026
  

• feat(dbapi): add retry_aborts_internally option to disable internal statement-replay retry

  api: spannertype: feature request
  googleapis/google-cloud-python#16491 · Filter by author waiho-gumloop opened on Mar 31, 2026
  3

  

• feat(dbapi): wire timeout parameter through to execute_sql in cursor and connection

  api: spanner
  googleapis/google-cloud-python#16492 · Filter by author waiho-gumloop opened on Mar 27, 2026
  2

  

• [sqlalchemy-spanner] Fix warnings in docstrings

  api: spannerpriority: p3type: bugtype: docs
  googleapis/google-cloud-python#16194 · Filter by author gkevinzheng opened on Mar 26, 2026

• Migrate Spanner Mock Server to Monorepo

  api: spannerpriority: p3type: feature request
  Feature

  googleapis/google-cloud-python#16040 · Filter by author bhatt4982 opened on Mar 6, 2026
  2

  

• SpannerDialect does not accept json_serializer / json_deserializer kwargs from create_engine()

  api: spanner
  googleapis/google-cloud-python#15672 · Filter by author waiho-gumloop opened on Feb 28, 2026
  1

  

• visit_like_op_binary raises NotImplementedError for ESCAPE instead of omitting the clause

  api: spanner
  googleapis/google-cloud-python#15673 · Filter by author waiho-gumloop opened on Feb 26, 2026
  1

  

• PingingPool.bind() and FixedSizePool.bind() do not pass labels to BatchCreateSessions session_template

  api: spanner
  googleapis/google-cloud-python#15872 · Filter by author waiho-gumloop opened on Feb 11, 2026
  4

  

• Re-using a session pool on connect() when using python-spanner with sqlalchemy

  api: spannerpriority: p3type: feature request
  googleapis/google-cloud-python#15674 · Filter by author waiho-gumloop opened on Feb 11, 2026
  3

  

• InvalidArgument error: "resource labels is incomplete, missing (instance_id)" when exporting built-in metrics

  api: spannerpriority: p1type: process
  googleapis/google-cloud-python#15879 · Filter by author shutootaki opened on Jan 21, 2026
  3

  

• Opentelemetry permission denied error

  api: spannerpriority: p3type: question
  googleapis/google-cloud-python#15675 · Filter by author fingineering opened on Dec 22, 2025
  2