Viewing 15 posts - 14,926 through 14,940 (of 49,552 total)
mourad.b (1/8/2013)
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 8, 2013 at 3:18 am
Please read through this - Managing Transaction Logs[/url]
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 8, 2013 at 2:37 am
rocky_498 (1/7/2013)
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 5:39 pm
Can you post the definitions for MyStoreProcedure and CM.dbo.saveCodedProcTx, as well as the indexes on the tables CM.dbo.tblEncounters and CM.dbo.tblCharge?
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 5:26 pm
The entire deadlock graph. Just one of them if there are multiple.
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 5:02 pm
Joie Andrew (1/7/2013)
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 4:58 pm
GilaMonster (1/7/2013)
Switch traceflag 1222 on. That will result in a deadlock graph been written to the error log every time a deadlock occurs. Post the result of that graph here.
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 4:57 pm
davidwarner (1/7/2013)
So what does this leave as likely outcomes?
Someone ran a query that pulled a lot of data and put an order by on it (or something that required a...
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 4:42 pm
Switch traceflag 1222 on. That will result in a deadlock graph been written to the error log every time a deadlock occurs. Post the result of that graph here.
DBCC TRACEON(1222,-1)
There's...
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 4:36 pm
ScottPletcher (1/7/2013)
0.375% is almost 4 times 0.1%; yes, the number goes very low, but I don't think it reaches quite down to 0.1% .
I did say "Usually somewhere around 0.1%-0.5%"
p.s....
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 3:50 pm
My random wafflings on the subject: http://sqlinthewild.co.za/index.php/2011/11/11/sql-university-advanced-indexing-indexing-strategies/
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 3:12 pm
Please post new questions in a new thread. Thank you.
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 3:04 pm
Just a comment on your 'solution', you got lucky there, SQL cannot always recreate the log file if it's lost. It's very possible that deleting the log file will result...
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 2:55 pm
ScottPletcher (1/7/2013)
Fewest rows? The number of rows that match all the criteria will be the same regardless of the index used, right?
Match all criteria, yes. What I was thinking...
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 2:54 pm
ScottPletcher (1/7/2013)
If so, SQL will use that; if multiple indexes with all columns, SQL uses the one with the shortest row.
The most selective one (the one that, based on...
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability
January 7, 2013 at 1:07 pm
Viewing 15 posts - 14,926 through 14,940 (of 49,552 total)