https://beam.apache.org/releases/javadoc/current/org/apache/beam/sdk/io/gcp/spanner/SpannerSchema.KeyPart.html
SpannerSchema.KeyPart (Apache Beam 2.73.0)
declaration: package: org.apache.beam.sdk.io.gcp.spanner, class: SpannerSchema, class: KeyPart
apache beam
https://jira.mariadb.org/browse/MDEV-10324
[MDEV-10324] Server crash in get_sel_arg_for_keypart or Assertion `n size()' failed in...