[
https://issues.apache.org/jira/browse/HIVE-17261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Junjie Chen updated HIVE-17261:
-------------------------------
Target Version/s: 2.3.0
Status: Patch Available (was: Open)
---
a/ql/src/java/org/apache/hadoop/hive/ql/io/parquet/ParquetRecordReaderBase.java
+++
b/ql/src/java/org/apache/hadoop/hive/ql/io/parquet/ParquetRecordReaderBase.java
@@ -131,15 +131,14 @@ protected ParquetInputSplit getSplit(
filtedBlocks = splitGroup;
}
+
split = new ParquetInputSplit(finalPath,
- splitStart,
- splitLength,
- oldSplit.getLocations(),
- filtedBlocks,
- readContext.getRequestedSchema().toString(),
- fileMetaData.getSchema().toString(),
- fileMetaData.getKeyValueMetaData(),
- readContext.getReadSupportMetadata());
+ splitStart,
+ splitStart + splitLength,
+ splitLength,
+ oldSplit.getLocations(),
+ null);
+
return split;
} else {
throw new IllegalArgumentException("Unknown split type: " + oldSplit);
> Hive use deprecated ParquetInputSplit constructor which blocked parquet
> dictionary filter
> -----------------------------------------------------------------------------------------
>
> Key: HIVE-17261
> URL: https://issues.apache.org/jira/browse/HIVE-17261
> Project: Hive
> Issue Type: Improvement
> Components: Database/Schema
> Affects Versions: 2.2.0
> Reporter: Junjie Chen
> Assignee: Junjie Chen
> Priority: Minor
>
> Hive use deprecated ParquetInputSplit in
> [https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/io/parquet/ParquetRecordReaderBase.java#L128]
> Please see interface definition in
> [https://github.com/apache/parquet-mr/blob/master/parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetInputSplit.java#L80]
> Old interface set rowgroupoffset values which will lead to skip dictionary
> filter in parquet.
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