3
votes
2answers
154 views

Multicolumn statistics on large table yielding poor estimations

I have a rather large table (~200 million rows), and although the statistics are up to date using WITH FULLSCAN, is it possible that my histogram (limited to 200 steps) is simply too broad for the ...
1
vote
1answer
258 views

SQL Server 2008 R2 - Weekly / Monthly Statistics

I'm new working with SQL Server 2008 R2 Express, and I´d like to gather some statistics every week / month for users who are connecting to this server. For instance, how many times they were ...