public java.lang.String getGroupVertices(int index) {
        return groupVertices_.get(index);
      }
<code>repeated string group_vertices = 2;</code>
@param index The index of the element to return.
@return The groupVertices at the given index.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java