rdblue commented on a change in pull request #23714: [SPARK-26744][SQL]Support
schema validation in FileDataSourceV2 framework
URL: https://github.com/apache/spark/pull/23714#discussion_r256649987
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/FileScan.scala
##########
@@ -18,22 +18,29 @@ package org.apache.spark.sql.execution.datasources.v2
import org.apache.hadoop.fs.Path
-import org.apache.spark.sql.SparkSession
+import org.apache.spark.sql.{AnalysisException, SparkSession}
import org.apache.spark.sql.execution.PartitionedFileUtil
import org.apache.spark.sql.execution.datasources._
import org.apache.spark.sql.sources.v2.reader.{Batch, InputPartition, Scan}
-import org.apache.spark.sql.types.StructType
+import org.apache.spark.sql.types.{DataType, StructType}
abstract class FileScan(
sparkSession: SparkSession,
- fileIndex: PartitioningAwareFileIndex) extends Scan with Batch {
+ fileIndex: PartitioningAwareFileIndex,
+ readSchema: StructType) extends Scan with Batch {
Review comment:
@gengliangwang, why validate the read schema here in FileScan instead of in
the scan builder?
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
With regards,
Apache Git Services
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
