Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/10423#discussion_r48224112
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/misc.scala
---
@@ -30,6 +30,9 @@ import org.apache.spark.unsafe.types.UTF8String
* A function that calculates an MD5 128-bit checksum and returns it as a
hex string
* For input of type [[BinaryType]]
*/
+@ExpressionDescription(
+ usage = "_FUNC_(input) - Returns an MD5 128-bit checksum as a hex string
of the input",
+ extended = "> SELECT _FUNC_('SparkSql');\n
'49df15ea9f84f6fcf94f2823bf3f861e'")
--- End diff --
I'd prefer to just use "Spark".
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