[GitHub] [incubator-iotdb] qiaojialin commented on a change in pull request #262: [IOTDB-144]meta data cache for query

qiaojialin 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_r306268289 ## File path: iotdb/src/main/java/org/apache/iotdb/db/engine/cache/RamUsageEstimator.java ## @@ -0,0

[GitHub] [incubator-iotdb] qiaojialin commented on a change in pull request #262: [IOTDB-144]meta data cache for query

qiaojialin 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_r306267546 ## File path: iotdb/src/main/java/org/apache/iotdb/db/engine/cache/LruLinkedHashMap.java ## @@ -0,0