Github user mateiz commented on a diff in the pull request:
https://github.com/apache/spark/pull/2841#discussion_r19498480
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/parquet/ParquetTableOperations.scala
---
@@ -423,10 +436,8 @@ private[parquet] class FilteringParquetRowInputFormat
configuration: Configuration,
footers: JList[Footer]): JList[ParquetInputSplit] = {
- import FilteringParquetRowInputFormat.blockLocationCache
-
- val cacheMetadata =
configuration.getBoolean(SQLConf.PARQUET_CACHE_METADATA, false)
-
+ // Use task side strategy by default
+ val taskSideMetaData =
configuration.getBoolean(ParquetInputFormat.TASK_SIDE_METADATA, true)
--- End diff --
Is this true by default in Parquet? It seems to be false in the
implementation of isTaskSideMetadata in
https://github.com/Parquet/parquet-mr/blob/master/parquet-hadoop/src/main/java/parquet/hadoop/ParquetInputFormat.java.
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