SQL Server 2012 T-SQL at a Glance – OFFSET/FETCHCommented on: 3 years ago
(November 21, 2010)
For 1st puzzle, i think we can use your prev. trick of (select 1) only.. SELECT * from tblNumbers order by (select 1) offset 0 rows FETCH First 1 ROW ONLY;
For 2nd : We can take a...
More about Calculating Concurrent SessionsCommented on: 4 years ago
(November 29, 2009)
Is this logic is correct??? This is my first reply to your blog....
select APP,MAX(cnt) as NoOfSessions from
( select s1.app,s.stime,COUNT(*) as cnt from (select app,starttime as sTime...
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Browse back issues of SQL Server Pro, from January 2007 through the last issue published in April 2014. Find the back issues here.
In managing a database or sometimes numerous databases, we often get caught up in the day-to-day maintenance and lose sight of the other principles we know are critical to ensuring optimal performance. Here’s a quick refresher....More