Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/22654#discussion_r224626882
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/csv/CSVSuite.scala
---
@@ -1826,4 +1826,13 @@ class CSVSuite extends QueryTest with
SharedSQLContext with SQLTestUtils with Te
val df = spark.read.option("enforceSchema", false).csv(input)
checkAnswer(df, Row("1", "2"))
}
+
+ test("using the backward slash as the delimiter") {
+ val input = Seq("""abc\1""").toDS()
--- End diff --
If a user specified `\` as a delimiter, we should issue an exception
message and let users add the escape symbol i.e., `\\`. It is weird to see both
`\\` and `\` are representing the same thing `\`. We should be consistent for
handling backslash in all the cases.
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