Why this Query raise a Warning?

Roberto 2017-07-25 23:23:44

Hi, this query is append rows in one column but is throw a warning No Join predicate, my reference to concatenate is: https://www.red-gate.com/simple-talk/sql/t-sql-programming/concatenating-row-values-in-transact-sql/.

Matak 2017-07-27 22:49:37
Can you download the latest version of Plan Explorer and then run your code in that. For me at least Statement1 (which is the anonymised code you are running) is meaningless.