zhengruifeng commented on code in PR #46123: URL: https://github.com/apache/spark/pull/46123#discussion_r1571680929
########## sql/core/src/main/scala/org/apache/spark/sql/functions.scala: ########## @@ -6604,6 +6604,71 @@ object functions { */ def parse_json(json: Column): Column = Column.fn("parse_json", json) + /** + * Check if a variant value is a variant null. Returns true if and only if the input is a + * variant null and false otherwise (including in the case of SQL NULL). + * + * @param v + * a variant column. + * @group variant_funcs Review Comment: ditto -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org