Hi, The classes you are referring to weren't yet available in Beam 2.2.0. Please check release-2.2.0 branch https://github.com/apache/beam/tree/release-2.2.0/sdks/java/core/src/main/java/org/apache/beam/sdk/values
Cheers, Pawel On 13 February 2018 at 07:15, Mungeol Heo <mungeol....@gmail.com> wrote: > Hello, > > I am using the maven dependency addressed below. > > <dependency> > <groupId>org.apache.beam</groupId> > <artifactId>beam-sdks-java-core</artifactId> > <version>2.2.0</version> > </dependency> > > However, I found that there are missing classes in > org.apache.beam.sdk.values package. > Such as Row and RowType which I can be found at the github placed below. > > https://github.com/apache/beam/tree/master/sdks/java/ > core/src/main/java/org/apache/beam/sdk/values > > Any help will be very great. > > Thank you. >