Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/12047#discussion_r58290233
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/ExistingRDD.scala ---
@@ -175,10 +175,11 @@ private[sql] case class DataSourceScan(
}
private def canProcessBatches(): Boolean = {
+ lazy val conf = SQLContext.getActive().get.conf
relation match {
case r: HadoopFsRelation if r.fileFormat.isInstanceOf[ParquetSource]
&&
-
SQLContext.getActive().get.conf.getConf(SQLConf.PARQUET_VECTORIZED_READER_ENABLED)
&&
-
SQLContext.getActive().get.conf.getConf(SQLConf.WHOLESTAGE_CODEGEN_ENABLED) =>
+ conf.parquetVectorizedReaderEnabled &&
+ conf.wholeStageEnabled && schema.length <=
conf.wholeStageMaxNumFields =>
--- End diff --
is it because we have to synchronize this with whole stage codegen because
we don't have great planner support for this?
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