Github user hvanhovell commented on a diff in the pull request: https://github.com/apache/spark/pull/18019#discussion_r117378749 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/functions.scala --- @@ -2138,6 +2138,40 @@ object functions { def ascii(e: Column): Column = withExpr { Ascii(e.expr) } /** + * Returns the ASCII character having the binary equivalent to expr. --- End diff -- let's not do this just yet; adding it to the function registry is enough.
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