Github user wangyum commented on a diff in the pull request: https://github.com/apache/spark/pull/21682#discussion_r201218336 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFilters.scala --- @@ -60,8 +62,10 @@ private[parquet] class ParquetFilters(pushDownDate: Boolean, pushDownStartWith: private val makeEq: PartialFunction[ParquetSchemaType, (String, Any) => FilterPredicate] = { case ParquetBooleanType => (n: String, v: Any) => FilterApi.eq(booleanColumn(n), v.asInstanceOf[java.lang.Boolean]) - case ParquetIntegerType => - (n: String, v: Any) => FilterApi.eq(intColumn(n), v.asInstanceOf[Integer]) + case ParquetByteType | ParquetShortType | ParquetIntegerType => + (n: String, v: Any) => FilterApi.eq( + intColumn(n), + Option(v).map(_.asInstanceOf[Number].intValue.asInstanceOf[Integer]).orNull) --- End diff -- `makeEq` and `makeNotEq` may be null: https://github.com/apache/spark/blob/021145f36432b386cce30450c888a85393d5169f/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFilters.scala#L241-L242
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