[iotdb] branch master updated: Fix master order by time desc bug (#3655)

[qiaojialin]

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qiaojialin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/master by this push:
     new 1a31750  Fix master order by time desc bug (#3655)
1a31750 is described below

commit 1a3175032aa357625c6da6e82d53952a2c173fe1
Author: Xiangwei Wei <34242296+alima...@users.noreply.github.com>
AuthorDate: Fri Jul 30 22:36:19 2021 +0800

    Fix master order by time desc bug (#3655)
---
 .../main/java/org/apache/iotdb/db/query/reader/series/SeriesReader.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git 
a/server/src/main/java/org/apache/iotdb/db/query/reader/series/SeriesReader.java
 
b/server/src/main/java/org/apache/iotdb/db/query/reader/series/SeriesReader.java
index 01f1e3c..ebd3db0 100644
--- 
a/server/src/main/java/org/apache/iotdb/db/query/reader/series/SeriesReader.java
+++ 
b/server/src/main/java/org/apache/iotdb/db/query/reader/series/SeriesReader.java
@@ -728,6 +728,7 @@ public class SeriesReader {
                 || (!orderUtils.getAscending()
                     && timeValuePair.getTimestamp()
                         < firstPageReader.getStatistics().getStartTime())) {
+              cachedBatchData.flip();
               hasCachedNextOverlappedPage = cachedBatchData.hasCurrent();
               return hasCachedNextOverlappedPage;
             } else {
@@ -754,6 +755,7 @@ public class SeriesReader {
                 || (!orderUtils.getAscending()
                     && timeValuePair.getTimestamp()
                         < 
seqPageReaders.get(0).getStatistics().getStartTime())) {
+              cachedBatchData.flip();
               hasCachedNextOverlappedPage = cachedBatchData.hasCurrent();
               return hasCachedNextOverlappedPage;
             } else {