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hxd pushed a commit to branch refactor_overflow
in repository https://gitbox.apache.org/repos/asf/incubator-iotdb.git
The following commit(s) were added to refs/heads/refactor_overflow by this push:
new aa5189a add comment
aa5189a is described below
commit aa5189ac49b22df99e2af657b9dddd8c3da5e6fe
Author: xiangdong huang <[email protected]>
AuthorDate: Wed May 1 12:51:38 2019 +0800
add comment
---
.../org/apache/iotdb/tsfile/read/reader/series/FileSeriesReader.java | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git
a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/reader/series/FileSeriesReader.java
b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/reader/series/FileSeriesReader.java
index 110fec3..2cd0f58 100644
---
a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/reader/series/FileSeriesReader.java
+++
b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/reader/series/FileSeriesReader.java
@@ -31,12 +31,13 @@ import
org.apache.iotdb.tsfile.read.reader.chunk.ChunkReader;
* Series reader is used to query one series of one tsfile.
*/
public abstract class FileSeriesReader {
-
+ //chunk Loader is for loading data from disk
protected ChunkLoader chunkLoader;
protected List<ChunkMetaData> chunkMetaDataList;
+ //ChunkReader is for parsing data from memory to points (BatchData)
protected ChunkReader chunkReader;
private int chunkToRead;
-
+ //data is a reference of the data in chunkReader
private BatchData data;
/**
