com.youtube.vitess.proto.query
One individual Statement in a transaction.
table_name, primary_key_fields and primary_key_values are set for DML.
sql is set for all queries. FIXME(alainjobart) we may not need it for DMLs.
(Since version ScalaPB 0.5.47) Use javaDescriptor instead. In a future version this will refer to scalaDescriptor.