SQLIO - Question on IOs / Sec and MBs/sec
I am experienceing an issue with performance while creating database Also , I was testing the performance using SQLIO ( not at the same time of creating the database ).I checked against d: ( one of the...
View ArticleSQL SMS Database Engine
Hi,I just completed an installation of MS SQL 2012 on my PC. But I keep getting errors (i.e.testing the registered server failed. Verify the server name, login credentials, and the database) when I try...
View ArticleJob taking more time on two different servers with same specs
Hi I have restored my production database on another machine with same specification. when i ran a job on both machine . the duration of execution of job is significantly different.what could be the...
View ArticleAuto lock escalation and bulk insert - still locking
Hi all,I am having some trouble with using auto lock escalation on a partitioned table.In a very simple example, I have a table partition on an INT key.I load to it in bulk using SSIS with a DTC...
View ArticleSQL Disk IO Latency
Hello All,In one of our production environments we have high disk IOPS. Currently we have the environment built up on a SAN. After noticing the spikes in IOs we have the tested the performance against...
View Articlelogical read, physical write in profiler data columns
In the profiler, there are data columns called "Reads" and "Writes". According to BOL, "Reads" are logical reads and "Writes" are physical writes.Is there any reason we don't have access to both...
View ArticleSQL Performance issue due to different Execution Plan with new data
I’m hoping you all can help us with a strange issue that’s popped up suddenly after ~6 months of development on our DB environment. We've been looking for a solution the past week, but haven’t found...
View ArticleSQL Server 2008 R2 Maintenance Plan
I have a SQL Server 2008R2 server configured that hosts multiple databases. The SQL Server (MSSQLSERVER) service uses a local system account.I attempted to setup a maintenance plan that including a...
View ArticleExisting Table Partition
Hi,We have a existing table and it has two date columns (Datatype - Datetime) and it's very big table and we would like to make a partition table. This is a frequently accessed table. We need partition...
View Articlespid -4 blocking the transactions
Hi All,We encountered a situation today where the spid -4 was blocking the transactions. We're not able to kill it as it was not treated as a valid spid by SQL server. We tried to get the UOW using...
View ArticleCan physical IO under VM be slow but look fast?
Perfmon looks happy, but I get the impression that when my server does physical IO performance suffers even more than I'd expect.I'm in a new shop now where all SQL Servers are running in VMs on...
View ArticleConnection pooling to Informix linked server
Hello everyone, I have this issue with number of concurent connection to Informix db server which is actualy linked server in SQL 2012. Speaking in other words, my application is querying SQL server,...
View ArticleOracle long raw data in an oracle view were truncated when I select the view...
Hi,my issue was very strange. our SQL 2005 server needs to retrieve some data from an Oracle table, the oracle table contains a long raw datatype column. I created a linked server, run "select"...
View ArticleSecurity hole? sql 2008 "FILESTREAM" share......
I was reviewing a sql 2008 serer and noticed it has a share called"MSSQLSERVER" that maps to \\?\GLOBALROOT\Device\RsFx0103\<local machine>\MSSQLSERVERIt's described as being "SQL Server...
View ArticleDrop partition
In sqlserver 2005, If i have partitioned my table based on date for each month, how do I drop partitions having data older than 3 months. This is to do the archiving the old data as we don't want old...
View ArticleINFORMATIONAL: Update Stats command - With Rowcount and With Pagecount
Hi Everyone,I just wanted to put this out there because I think that this feature is so awesome!The undocumented options of the Update Stats command, WITH ROWCOUNT and WITH PAGECOUNT. Used to trick the...
View ArticleSuggested Criteria for Database Table Compression
Hi,We are about to move some large databases (150Gb to 270Gb) from SQL2005 to SQL2012. One feature that is now available is Database Compression. I do not really see any advantage to compressing a...
View Articlesqlagent service startup timeout
Hello,We're using SQL enterprise 2000 sp3 with windows server 2003 sp1 and sometimes when we reboot this server, sqlagent service cannot startup(30s timeout) but no any error state out(from sqlserver...
View ArticleODBC connection
Hi,Client is installing Crystal Reports on his computer. He needs access to one of database on SQL Server 2008. What is required to establish connection from crystal reports odbc connection to sql...
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