Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/16636#discussion_r99472089
--- Diff:
mllib/src/test/scala/org/apache/spark/ml/source/libsvm/LibSVMRelationSuite.scala
---
@@ -110,4 +110,22 @@ class LibSVMRelationSuite extends SparkFunSuite with
MLlibTestSparkContext {
df.select("features").rdd.map { case Row(d: Vector) => d }.first
df.select("features").collect
}
+
+ test("create libsvmTable table without schema") {
+ try {
+ spark.sql(
+ s"""
+ |CREATE TABLE libsvmTable
+ |USING libsvm
+ |OPTIONS (
+ | path '$path'
--- End diff --
It will output an error message `No input path specified for libsvm data`.
Added a test case for it.
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