public org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.QueryIdentifierProto getQueryIdentifier() {
        if (queryIdentifierBuilder_ == null) {
          return queryIdentifier_ == null ? org.apache.hadoop.hive.llap.daemon.rpc.LlapDaemonProtocolProtos.QueryIdentifierProto.getDefaultInstance() : queryIdentifier_;
        } else {
          return queryIdentifierBuilder_.getMessage();
        }
      }
<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