Viewing 15 posts - 35,911 through 35,925 (of 49,558 total)
The index that you have there is completely useless for seeks. The leading column is not used in the where clause at all. That query will execute with an index...
November 12, 2009 at 2:33 am
tsd_suresh (11/12/2009)
November 12, 2009 at 2:32 am
TheSQLGuru (11/11/2009)
November 12, 2009 at 2:24 am
GDI Lord (11/12/2009)
GilaMonster (11/10/2009)
DTA often suggests multi-column statistics, which Auto_Create will never create.Why?
Why does DTA recommend them or why does auto_create never create them?
For the first, I don't know. Personally...
November 12, 2009 at 2:14 am
hlam-1032421 (11/11/2009)
… good clustering. One school says to put the clustered index on the column or set of columns that would be...
November 12, 2009 at 2:12 am
blambu56 (11/11/2009)
I want to make it a concatenated PK with ClientNumber and ClientAcctNumber for the TMP9999 table. That would be the only guaranteed unique data in this file.
But the combination...
November 11, 2009 at 12:37 pm
Traceflags change some piece of behaviour of the database engine. No idea what 8107 does, can't seem to find any info on it. Have asked some friends.
You'll probably find this...
November 11, 2009 at 12:35 pm
There's also one on Michelle's blog - http://www.sqlfool.com
November 11, 2009 at 12:25 pm
blambu56 (11/11/2009)
I create all my tables in Enterprise Manager. I dont use scripts for those thats probably why the one I posted is wrong.
A syntax check would have shown it...
November 11, 2009 at 12:19 pm
The queries that, when they are run, show wait times with the async network io wait type. Query sys.dm_exec_requests to get a snapshot of what's happening. Do that repeatedly at...
November 11, 2009 at 11:37 am
Ok, now I'm really confused. If you're doing sums later, surely you need all the rows? If not, which of the 'duplicate' rows do you want to keep and which...
November 11, 2009 at 11:34 am
John Colby (11/11/2009)
What does "narrow" mean in the "considerations for selecting the clustering key".
It refers to the width of the column, ie the number of bytes it takes....
November 11, 2009 at 11:09 am
There are two rows with ClientNumber, ClientAccNumber 6035BD,101422296. What determines which of the rows you want in the output?
November 11, 2009 at 11:06 am
Attach them. Look up CREATE DATABASE ... FOR ATTACH in Books Online. It's not always possible to attach the files, especially if the DB was no online or the database...
November 11, 2009 at 10:07 am
Viewing 15 posts - 35,911 through 35,925 (of 49,558 total)