Strange behaviour

• ChrisM@Work

  SSC Guru

  Points: 186127

  More actions

  July 10, 2014 at 7:38 am

  #1728378

  The query was failing because one or more columns in the original multi-statement table-valued function were non-nullable. It's unlikely that changing the nullability of those columns would change the plan.

  ^{“Write the query the simplest way. If through testing it becomes clear that the performance is inadequate, consider alternative query forms.” - Gail Shaw}

  For fast, accurate and documented assistance in answering your questions, please read this article.
  Understanding and using APPLY, (I) and (II) Paul White
  Hidden RBAR: Triangular Joins / The "Numbers" or "Tally" Table: What it is and how it replaces a loop Jeff Moden