little-emotion 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_r306277876
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File path:
iotdb/src/main/java/org/apache/iotdb/db/engine/storagegroup/StorageGroupProcessor.java
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@@ -147,6 +150,12 @@
*/
private ModificationFile mergingModification;
+ /**
+ * This linked hash set records the access order of sensors used by query.
Review comment:
fixed
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