Viewing 15 posts - 23,686 through 23,700 (of 49,552 total)
If every page is full (not uncommon), adding a column could easily make every single page split because there won't be space on the full pages for the new column.
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
September 7, 2011 at 1:54 am
Sure, it makes sense. You've widened the rows (by adding another column), SQL's going to have to split pages whenever the rows will no longer fit.
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
September 7, 2011 at 12:44 am
Much the same way as a stored procedure or ad-hoc SQL batch.
What exactly are you looking for?
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
September 7, 2011 at 12:42 am
Never heard the term. Where did you hear it?
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
September 7, 2011 at 12:42 am
bill.saunders1 (9/6/2011)
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
September 7, 2011 at 12:34 am
praveen_vejandla (9/7/2011)
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
September 7, 2011 at 12:32 am
Roy Ernest (9/6/2011)
Yay...!!! I beat the THREAD to the landmark. I hit 3000 posts before the thread hit 3000 pages. 🙂
Congrats.
Easy to beat the thread's page count. Just change the...
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
September 6, 2011 at 11:52 am
Talking about scores, I just noticed something...
Steve, you're next.... 😀
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
September 6, 2011 at 11:51 am
ALZDBA (9/6/2011)
MiguelSQL (9/5/2011)
Min Server Memory is set to the same value as Max Server Memory, so I guess I'll have to adjust that value downwards to ensure that both instances...
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
September 6, 2011 at 11:48 am
If you tested the plan and managed to make all the SLAs involved, then it works. If you couldn't, it needs revising. That's what it comes down to in the...
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
September 6, 2011 at 5:31 am
If you ignore the upgrade advisor warnings, there's a good chance the application will break on the newer version. You have to fix any errors it finds (or get the...
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
September 6, 2011 at 5:28 am
Have you tested it? If not, that plan is not worth the paper it's printed on. If so, could you mean the downtime and data loss SLAs you have in...
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
September 6, 2011 at 5:27 am
praveen_vejandla (9/6/2011)
Now, profiler is not showing any recompilations for the stored procedure but for every execution of the stored procedure, a new plan is being used.
How are you seeing that?...
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
September 6, 2011 at 5:26 am
St3veMax (9/6/2011)
kirti.malukani (9/6/2011)
Yes, but I already have a clustered index on my salary column so do I need any external sorting as well?
No; The clustered index physically sorts the data...
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
September 6, 2011 at 4:10 am
ananda.murugesan (9/5/2011)
Could you tell me, what is actual value output for most IO query and what is generally perfered value of IO in SQL SERVER 2008?
Depends on what the query...
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
September 6, 2011 at 3:26 am
Viewing 15 posts - 23,686 through 23,700 (of 49,552 total)