@java.lang.Override
    public org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.QueryIdentifierProto getQueryIdentifier() {
      return queryIdentifier_ == null ? org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.QueryIdentifierProto.getDefaultInstance() : queryIdentifier_;
    }
<code>optional .QueryIdentifierProto query_identifier = 3;</code>
@return The queryIdentifier.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java