[incubator-iotdb] branch dev_merge updated: sort chunks by startTime when doing a query

[ji...@apache.org]

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jiangtian pushed a commit to branch dev_merge
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git


The following commit(s) were added to refs/heads/dev_merge by this push:
     new f309df8  sort chunks by startTime when doing a query
f309df8 is described below

commit f309df8853966c94c226ade4c59323327a171348
Author: 江天 <jt...@163.com>
AuthorDate: Fri Jul 12 08:56:13 2019 +0800

    sort chunks by startTime when doing a query
---
 .../apache/iotdb/tsfile/read/controller/MetadataQuerierByFileImpl.java  | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/controller/MetadataQuerierByFileImpl.java b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/controller/MetadataQuerierByFileImpl.java
index 43c2f40..91c6adb 100644
--- a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/controller/MetadataQuerierByFileImpl.java
+++ b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/controller/MetadataQuerierByFileImpl.java
@@ -21,6 +21,7 @@ package org.apache.iotdb.tsfile.read.controller;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.List;
@@ -195,6 +196,7 @@ public class MetadataQuerierByFileImpl implements MetadataQuerier {
         }
       }
     }
+    chunkMetaDataList.sort(Comparator.comparingLong(ChunkMetaData::getStartTime));
     return chunkMetaDataList;
   }