Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/20851#discussion_r175317152
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFilters.scala
---
@@ -50,6 +51,15 @@ private[parquet] object ParquetFilters {
(n: String, v: Any) => FilterApi.eq(
binaryColumn(n),
Option(v).map(b =>
Binary.fromReusedByteArray(v.asInstanceOf[Array[Byte]])).orNull)
+ case DateType if SQLConf.get.parquetFilterPushDownDate =>
+ (n: String, v: Any) => {
+ FilterApi.eq(
+ intColumn(n),
+ Option(v).map { date =>
+ val days = date.asInstanceOf[java.sql.Date].getTime / (24 * 60
* 60 * 1000)
+ days.toInt.asInstanceOf[Integer]
--- End diff --
Use `DateTimeUtils.fromJavaDate` here and below?
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