.. toctree::
  :maxdepth: 2

  client-usage
  table-usage
  batch-usage
  snapshot-usage
  transaction-usage

  database-usage
  instance-usage

.. toctree::
  :maxdepth: 1
  :titlesonly:

  advanced-session-pool-topics
  opentelemetry-tracing

  spanner_v1/client
  spanner_v1/instance
  spanner_v1/database
  spanner_v1/table
  spanner_v1/session
  spanner_v1/keyset
  spanner_v1/snapshot
  spanner_v1/batch
  spanner_v1/transaction
  spanner_v1/streamed

  spanner_v1/services_
  spanner_v1/types_
  spanner_admin_database_v1/services_
  spanner_admin_database_v1/types_
  spanner_admin_database_v1/database_admin
  spanner_admin_instance_v1/services_
  spanner_admin_instance_v1/types_
  spanner_admin_instance_v1/instance_admin

For a list of all google-cloud-spanner releases:

.. toctree::
  :maxdepth: 2

  changelog