Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/17436#discussion_r151472844
--- Diff:
sql/core/src/main/java/org/apache/spark/sql/execution/datasources/parquet/VectorizedParquetRecordReader.java
---
@@ -103,7 +103,11 @@
/**
* The default config on whether columnarBatch should be offheap.
*/
- private static final MemoryMode DEFAULT_MEMORY_MODE = MemoryMode.ON_HEAP;
+ private final MemoryMode DEFAULT_MEMORY_MODE;
--- End diff --
do we still need to call it DEFAULT?
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