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apache · Jan 31, 2024 · dbc3116 · dbc3116
1 parent e877120
commit dbc3116
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/tsfile/src/main/java/org/apache/tsfile/file/metadata/AlignedTimeSeriesMetadata.java b/tsfile/src/main/java/org/apache/tsfile/file/metadata/AlignedTimeSeriesMetadata.java
@@ -155,6 +155,7 @@ public List<AlignedChunkMetadata> getChunkMetadataList() {
     return getAlignedChunkMetadata(timeChunkMetadata, valueChunkMetadataList);
   }
 
+  /** Notice: if all the value chunks is empty chunk, then return empty list. */
   private List<AlignedChunkMetadata> getAlignedChunkMetadata(
       List<IChunkMetadata> timeChunkMetadata, List<List<IChunkMetadata>> valueChunkMetadataList) {
     List<AlignedChunkMetadata> res = new ArrayList<>();

diff --git a/tsfile/src/main/java/org/apache/tsfile/read/TsFileSequenceReader.java b/tsfile/src/main/java/org/apache/tsfile/read/TsFileSequenceReader.java
@@ -2078,7 +2078,8 @@ public List<ChunkMetadata> getChunkMetadataList(Path path) throws IOException {
   }
 
   /**
-   * Get AlignedChunkMetadata of sensors under one device
+   * Get AlignedChunkMetadata of sensors under one device. Notice: if all the value chunks is empty
+   * chunk, then return empty list.
    *
    * @param device device name
    */