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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