Viewing 15 posts - 32,296 through 32,310 (of 49,552 total)
Saravanan_tvr (6/22/2010)
Am not serious, My problem is unable to understand our Gila replies..
What part of my replies are unclear?
If you want to restore to 1 May, you need a backup...
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
June 22, 2010 at 5:24 am
jamessdba (6/22/2010)
1)Operating system error 32(The process cannot access the file because it is being used by another process.) during the creation/opening of physical device
Something's locking the file and preventing SQL...
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
June 22, 2010 at 5:02 am
Schadenfreude-Mei (6/22/2010)
I think this one qualifys:Seriosly, how do these people get to a point where they are even alowed to look at a live server :crazy:
That's mild for him.
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
June 22, 2010 at 4:58 am
Add
WHERE NOT EXISTS (<check for matching rows in destination table>)
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
June 22, 2010 at 4:56 am
Eugene Elutin (6/22/2010)
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
June 22, 2010 at 4:54 am
Can you post the actual execution plan please, rather than the estimated plan
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
June 22, 2010 at 4:35 am
Arjun Sivadasan (6/22/2010)
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
June 22, 2010 at 4:31 am
Arjun Sivadasan (6/22/2010)
If you have a timestamp, you can query like 'select * from table where timestamp > dateadd(d,-1,getdate())'
If you're talking about the timestamp data type, it is not 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
June 22, 2010 at 4:21 am
niteen2009 (6/22/2010)
Is there any other way to join between these to tables as that joins incurs much cost.
Joins between properly indexed columns of the same data type are not very...
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
June 22, 2010 at 4:17 am
niteen2009 (6/22/2010)
ya.. we can create unique index on StartIP and EndIP.But this will not solve my problem.
Why not? Have you tested the index and has it not improved...
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
June 22, 2010 at 4:07 am
The first thing that you need to do is to fix the data types.
[startIP] [nvarchar](100) NULL,
[endIP] [nvarchar](100) NULL,
...
[IPAddress] [varchar](20) NULL,
..
MaskedIPAddress [bigint]
These columns need the same data types. Pick one 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
June 22, 2010 at 4:07 am
Are you always querying the entire table? No limitation on portions of the visitors? No where clause?
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
June 22, 2010 at 3:06 am
Then check out the article I linked to.
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
June 22, 2010 at 2:53 am
Table definitions and index definitions as well please.
How many rows (approx) in the tables?
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
June 22, 2010 at 2:53 am
That triangular join you have there (join on >=) is not likely to perform well on large rowcounts. What is it that you're trying to do here?
How many rows are...
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
June 22, 2010 at 2:38 am
Viewing 15 posts - 32,296 through 32,310 (of 49,552 total)