title: Getting an error when using string_agg in sqlserver 2016
body: <p>I have a sql stored preocedure where I am trying to use the string_agg function.  When I try to create the stored proc I get the error</p>
  <blockquote>
  <p>Msg 195, Level 15, State 10, Procedure MamographyDaily, Line 18 [Batch
  Start Line 7] 'STRING_AGG' is not a recognized built-in function name.</p>
  </blockquote>
  <p>I am running SQLserver 2016 with the SQL 2017 management studio</p>