gatorsmile commented on a change in pull request #25399: [SPARK-28670][SQL]
create function should thrown Exception if the resource is not found
URL: https://github.com/apache/spark/pull/25399#discussion_r366102477
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/command/functions.scala
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@@ -74,6 +76,15 @@ case class CreateFunctionCommand(
}
override def run(sparkSession: SparkSession): Seq[Row] = {
+ // Checks if the given resources exist
+ val hadoopConf = sparkSession.sparkContext.hadoopConfiguration
+ val nonExistentResources = resources.filter { r =>
+ val path = new Path(r.uri)
+ !path.getFileSystem(hadoopConf).exists(path)
Review comment:
I am not sure whether this could cause a false alarm. For example, the
security access exceptions.
You can check the impl of addJar or addFile.
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