Viewing 15 posts - 1,621 through 1,635 (of 2,640 total)
ah ... triggers and performance .. now there's an oxymoron !
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
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http://sqlblogcasts.com/blogs/grumpyolddba/
December 15, 2006 at 4:34 am
a dbcc dbreindex by tablename will also update all stats on the table. sp_recompile is for procs not tables.
I always run dbcc updateusage as part of my maint tasks.
you should...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
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http://sqlblogcasts.com/blogs/grumpyolddba/
December 15, 2006 at 4:32 am
The order of the columns is less critical than it used to be, I figure this has changed during service packs of sql2k, it also seems less important in sql...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 15, 2006 at 4:27 am
the data is held in the extended properties meta data - there's a set of procs which handle this data, sorry forget which and I don't have a sql server...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 12, 2006 at 1:00 pm
I sometimes wonder about some of the posts! I suggest you start with basics in o/s etc. etc. You don't have enough physical memory to satisfy the requirements of your...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 12, 2006 at 12:57 pm
I was never impressed with Erwin, I did use Popkin system architect for many years, but these tools are far too expensive for most companies. I have Visio included with...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 12, 2006 at 12:52 pm
As in all things "it just depends", joining against table variables which hold , say, several thousand rows can give some strange results.
Best is always to test and test...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 8, 2006 at 3:33 am
put it through profiler with varying sizes of data - that way you get to understand and learn the impact rather than just getting someone else to do your thinking....
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 8, 2006 at 3:29 am
The answer to your problem is data partitioning, possibly vertical and horizontal, you're talking of adding about 30 million rows a month - that needs partitioning
You also need indexes to...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 8, 2006 at 3:24 am
yeah I did think I didn't really mean to say that after posting < grin > !!! quite often in joins however where it's not a singleton join they tend...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 6, 2006 at 4:55 am
never see it as a war - that indicates conflict which is a negative. However, that said I have a xmas mailing list to recieve The Muppets Wizard of Oz...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 5, 2006 at 5:52 am
you may find the index is not required if you're then going to select * from the temp table. Table and table variables work just the same in loops.
generally adding...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 5, 2006 at 5:38 am
Yup sounds like a poor plan to me, however, you mention table variable - these are good for small datasets - you say loading a table into one and looping...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 5, 2006 at 4:31 am
The main reason to use table variables is to skip object creation and recompiles. Quite rightly table variables do not maintain stats and although you can add a PK the...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 5, 2006 at 4:25 am
It works all ways around, there are Managers, Developers, DBAs, Directors etc. all of whom may be "challenged" in one way or another.
If you care about your work it's sometimes...
[font="Comic Sans MS"]The GrumpyOldDBA[/font]
www.grumpyolddba.co.uk
http://sqlblogcasts.com/blogs/grumpyolddba/
December 5, 2006 at 4:17 am
Viewing 15 posts - 1,621 through 1,635 (of 2,640 total)