The Tally Table has proven to be a simple and elegant method for avoiding many varieties of RBAR. Unfortunately, one of its more common uses, that of a CSV splitter, has a well-known and serious performance problem. MVP Jeff Moden shows us what that problem is and how to correct it. (UPDATED with additional info and attachments on 5/12/2011).
Read more...
By
Jeff Moden
2012/12/28 (first published: 2011/05/02)
|
Source:
SQLServerCentral.com
|
Category:
tally table