@java.lang.Override
    public long getDeleteDelay() {
      return deleteDelay_;
    }
<code>optional int64 delete_delay = 2 [default = 0];</code>
@return The deleteDelay.
llap-common/src/gen/protobuf/gen-java/org/apache/hadoop/hive/llap/daemon/rpc/LlapDaemonProtocolProtos.java