wangyum commented on a change in pull request #23500:
[SPARK-24638][FOLLOW-UP][SQL] StringStartsWith UDP shall handle null values
URL: https://github.com/apache/spark/pull/23500#discussion_r263986058
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFilters.scala
##########
@@ -570,7 +570,7 @@ private[parquet] class ParquetFilters(
}
override def keep(value: Binary): Boolean = {
- UTF8String.fromBytes(value.getBytes).startsWith(
+ value == null ||
UTF8String.fromBytes(value.getBytes).startsWith(
Review comment:
@dongjoon-hyun @HyukjinKwon
It seem does not affect Spark end-to-end work currently.
It seem difficult to add a test case in the current Parquet version.
So are we merging this PR or closing it and fixing it in the future?
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