LeiRui commented on a change in pull request #262: [IOTDB-144]meta data cache for query URL: https://github.com/apache/incubator-iotdb/pull/262#discussion_r306152494
########## File path: iotdb/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java ########## @@ -147,6 +150,12 @@ */ private ModificationFile mergingModification; + /** + * This linked hash set records the access order of sensors used by query. Review comment: linked list ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services