https://beam.apache.org/releases/javadoc/2.70.0/org/apache/beam/sdk/io/gcp/spanner/SpannerTransformRegistrar.InsertOrUpdateBuilder.html
SpannerTransformRegistrar.InsertOrUpdateBuilder (Apache Beam 2.70.0)
declaration: package: org.apache.beam.sdk.io.gcp.spanner, class: SpannerTransformRegistrar, class: InsertOrUpdateBuilder
apache beam