LuciferYang commented on code in PR #41718:
URL: https://github.com/apache/spark/pull/41718#discussion_r1243588603
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sql/core/src/main/scala/org/apache/spark/sql/functions.scala:
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@@ -6671,6 +6719,100 @@ object functions {
def to_json(e: Column): Column =
to_json(e, Map.empty[String, String])
+ /**
+ * Masks the given string value. The function replaces characters with 'X'
or 'x', and numbers
+ * with 'n'.
+ * This can be useful for creating copies of tables with sensitive
information removed.
+ *
+ * @param input string value to mask. Supported types: STRING, VARCHAR, CHAR
+ * @group string_funcs
+ * @since 3.5.0
+ */
+ def mask(input: Column): Column = withExpr {
+ new Mask(input.expr)
+ }
+
+ // scalastyle:off line.size.limit
Review Comment:
ditto, we should avoid to use `scalastyle:off` for the new code
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