I did a number of posts under the heading “You couldn’t write it”  but in this case it had been so a different subject was required. We’d been looking at an issue which had allegedly been fixed but the testing seemed to present some problems indicating it hadn’t worked. As you would expect there a number of environments, almost all of which contain subsets of production, e.g. obscured data etc. Sometimes however you need to test against an actual production data set, there may be many reasons...(read more)

https://sqlblogcasts.com:443/blogs/grumpyolddba/archive/2017/01/10/environmental-pollution.aspx