Good news. You've got an index allocation error. Easiest kind to fix. Drop the index and recreate it. Make sure you've got the recreate script handy prior to dropping of...

One thing not mentioned, is there a difference in parameters being passed by the various users? Are the first three calling proc A and passing in a parameter that returns...

While there are exceptions, the general rule would be to use a join against either a table or a derived table. It's almost always going to be faster becuase of...

I also can't tell you what caused it, but I ran into the same issue. I ran change owner proc against it to set the owner to a user that...

You're going to have to, minimum, set the traceflag 1204 to on. That will spit a bunch of information into your sql error log file that you can use to...

In addition to what everyone has suggested (and the experience thing is the biggest and most important), I'd add the book: Database Administration by Craig S. Mullins. It's not specific...

Fantastic advice... Except for the GUID's. Indexing, especially clustered indexes, against GUID's is pretty problematic. They're bloody slow. I'd be very cautious in when, where, and how I introduced them...

Everything Peter said...

The caveat that you have to be aware of is memory. Every document handle takes a certain amount of memory. Then the document itself chews up memory. Memory...

We use Redgate SQL Compare.

You should know that there are several other tools out there in addition to the ones that others have already mentioned. Embarcadero has a pretty good...

Sounds like a really good script. I'll check it out when it becomes available.

One point, blocking locks and deadlocks are two different things. Deadlocks are caused by two processes...

Great answer. I should have thought to add all of that but didn't. Thanks for help.

As long as you know that you may have some number of transactions that cross over... No, it's not a big deal at all.

Set the the traceflags -T1204 and -T3605. This will write the basic deadlock info out to the SQL Server error log. Profiler will still be more useful in tracking down...

The biggest issue with going to Windows Authentication is the lack of support for this from third party applications. Almost every single one of them that I've installed since the...

Manual tests are probably run under your user context where as the automated schedules are running under the security context of the SQL Server instance. You need to verify that...