HyukjinKwon commented on a change in pull request #29542:
URL: https://github.com/apache/spark/pull/29542#discussion_r567360974
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File path:
sql/core/src/main/java/org/apache/spark/sql/execution/datasources/parquet/SpecificParquetRecordReaderBase.java
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@@ -92,67 +88,23 @@
public void initialize(InputSplit inputSplit, TaskAttemptContext
taskAttemptContext)
throws IOException, InterruptedException {
Configuration configuration = taskAttemptContext.getConfiguration();
- ParquetInputSplit split = (ParquetInputSplit)inputSplit;
+ FileSplit split = (FileSplit) inputSplit;
this.file = split.getPath();
- long[] rowGroupOffsets = split.getRowGroupOffsets();
-
- ParquetMetadata footer;
- List<BlockMetaData> blocks;
- // if task.side.metadata is set, rowGroupOffsets is null
- if (rowGroupOffsets == null) {
- // then we need to apply the predicate push down filter
- footer = readFooter(configuration, file, range(split.getStart(),
split.getEnd()));
- MessageType fileSchema = footer.getFileMetaData().getSchema();
- FilterCompat.Filter filter = getFilter(configuration);
- blocks = filterRowGroups(filter, footer.getBlocks(), fileSchema);
- } else {
Review comment:
@sunchao, can we keep this code path? I know it has a dead code branch
but this code is supposed to contribute back to Parquet. It think it's better
to work in the other case too.
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