gengliangwang 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_r256687375
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/FileWriteBuilder.scala
##########
@@ -104,12 +104,24 @@ abstract class FileWriteBuilder(options:
DataSourceOptions)
options: Map[String, String],
dataSchema: StructType): OutputWriterFactory
+ /**
+ * Returns whether this format supports the given [[DataType]] in write path.
+ * By default all data types are supported.
+ */
+ def supportDataType(dataType: DataType): Boolean = true
Review comment:
I proposed to change the name as "supports..." in previous PR:
https://github.com/apache/spark/pull/23639
See the opposed comment here:
https://github.com/apache/spark/pull/23639#pullrequestreview-196362643
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