Viewing 15 posts - 6,616 through 6,630 (of 22,229 total)
The fragmentation problem of database shrink events is not to the indexes. That type of fragmentation is easily fixed. It's fragmentation of the file on disk. That's different and not...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
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March 10, 2015 at 7:42 pm
I've not seen a 2014 BPA. According to this thread on MSDN, no, the 2012 version won't work.
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 2:36 pm
xsevensinzx (3/10/2015)
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 11:51 am
A transaction can still be open for a sleeping connection. So, while it's not actively running anything, if it's still an open transaction, it's still holding locks.
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 10:07 am
If it's doing 3 reads based on an index seek but taking 3 minutes, something else is going on. I'd look to see what the wait statistics look like around...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 8:05 am
The blocking makes sense. The types of locks that the query is attempting to take out don't allow for sharing with others. So, it has to wait until the first...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 7:52 am
Koen Verbeeck (3/10/2015)
Grant Fritchey (3/10/2015)
Koen Verbeeck (3/10/2015)
Grant Fritchey (3/10/2015)
... Then move on to my books.Subtle. :Whistling: 😀
I keep updating them for a reason.
The private jet doesn't pay for itself, right...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 7:49 am
Koen Verbeeck (3/10/2015)
Grant Fritchey (3/10/2015)
... Then move on to my books.Subtle. :Whistling: 😀
I keep updating them for a reason.
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 7:16 am
I'm with everyone else, using NOLOCK is actually quite dangerous, mostly due to the ability to get duplicate or missing rows, which, as far as I know, most businesses absolutely...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 7:05 am
It sure sounds like you need to do fundamental query tuning, indexing, statistics maintenance, etc. Assuming you can't get someone in to help you who has experience with all this,...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 6:59 am
UPDLOCK is telling the server that you want to take out a lock on the table as if you were getting ready to update it. Then, the HOLDLOCK hint tells...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 6:54 am
rodjkidd (3/10/2015)
ChrisM@Work (3/10/2015)
rodjkidd (3/10/2015)
Eirikur Eiriksson (3/10/2015)
rodjkidd (3/9/2015)
Eirikur Eiriksson (3/9/2015)
Grant Fritchey (3/9/2015)
And, I got to meet Gianluca and Eirikur for the very first time. Total...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 10, 2015 at 5:44 am
Brandie Tarvin (3/9/2015)
Jack Corbett (3/9/2015)
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 9, 2015 at 12:31 pm
Bouke Bruinsma (3/9/2015)
Grant Fritchey (3/9/2015)
ChrisM@Work (3/9/2015)
The optimiser has difficulty with more than seven or eight tables in the FROM list regardless of how they are joined. More than that and...
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 9, 2015 at 9:44 am
Great seeing everyone this week at SQLBits.
And, I got to meet Gianluca and Eirikur for the very first time. Total pleasure gentlemen. By the way, Gianluca is a giant.
"The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood"
- Theodore Roosevelt
Author of:
SQL Server Execution Plans
SQL Server Query Performance Tuning
March 9, 2015 at 8:22 am
Viewing 15 posts - 6,616 through 6,630 (of 22,229 total)