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Reporting Services: Error creating HTTP endpoint – Access is Denied
I’ve seen this issue a few times. We had a case come in where they were seeing a blank page when they went to Report Manager for Reporting Services. You may also see an HTTP 503 error. This just...
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Does statistics update cause a recompile?
This my “statistics series” blog. See “Statistics blogs reference” at end of this blog.In this blog, I will talk two scenarios related to recompile in conjunction with statistics update. A statement...
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Understanding SQL Server’s Spatial Precision Filtering
A spatial index is not precise on its own. The spatial index is grid design requiring a precision filter as part of the query plan. In this blog I will provide a high level (10,000 foot) overview of...
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What is RESOURCE_GOVERNOR_IDLE and why you should not ignore it completely
If you have query that runs slow, would you believe it if I tell you that you instructed SQL Server to do so? This can happen with Resource Governor.My colleague Bob Dorr has written a great blog...
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Pssdiag Manager update 12.0.0.1001 released
We just released a pssdiag Manager update to codeplex.Where to downloadYou can download both binary and source code at http://diagmanager.codeplex.com/.What's NewThis version support SQL Server 2012...
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Forced parameterization to the rescue
Some of the features have been around for a long time. But we keep seeing users not taking advantage of it. I wanted to give you an example how forced parameterization can help you.Recently I worked...
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Server’s “Max Degree of Parallelism” setting, Resource Governor’s MAX_DOP and...
SQL Server allows a user to control max degree of parallelism of a query in three different ways. Just for references, here is a list of documentation:SQL Server wide “max degree of parallelism”...
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XEvent Timestamp is a large integer value not the expected datatime value
The timestamp column for XEvent is stored internally as an offset from the start of the trace. The XEvent header contains the starting, UTC time and each event stores the offset in ticks from the...
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SQL Server Page Life Expectancy (PLE)
This week I was involved in a conversation with Paul Randal relating to PLE per node vs PLE server wide.There is an all-up PLE counter as well as individual, per NUMA node PLE counters. SQL Server...
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Error in XML document. Hexadecimal value 0x1F, is an invalid character
I worked on an issue recently where we were noticing that a large majority of the out of the box System Center Configuration manager (SCCM) reports were throwing the same error. Very odd! I would...
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How to get unstuck when using SQL Aliases
I got a case recently where the customer had a SQL Alias setup but was having issues connecting to their application. Being in Business Intelligence Support we deal with plenty of connectivity issues...
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Operating System Error (665 – File System Limitation) Not just for DBCC Anymore
The operating system error 665, indicating a file system limitation has been reached continues to gain momentum beyond DBCC snapshot files. Over the last ~18 months I have reproduced issues with...
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Identifying SQL Server 2014 New Cardinality Estimator issues and Service Pack...
In a previous blog, I talked about SQL 2014’s new Cardinality Estimator (new CE) and trace flags 9481 and 2312 can be used to control which version of Cardinality Estimator is used.In this blog, I...
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Not able to use PFX format certificate in SQL Server?
If you have a security certificate in PFX format that is generated by Microsoft Certificate store, you can not use it directly in SQL Server. But you can use PVKConverter.exe tool to convert to...
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Upcoming end of support for SQL Server 2005
<This is reposted from http://blogs.msdn.com/b/sql_server_team/archive/2015/05/27/upcoming-end-of-support-for-sql-server-2005.aspx> Please note that SQL Server 2005 will be out of extended...
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Getting the latest SQL Server Native Client
If you are installing a Service Pack (SP) or Cumulative Update (CU) for SQL Server, you may notice that the SQL Server Native Client doesn’t get updated. It may also be difficult to find the item to...
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How It Works: SQL Server (SQLNCLI11) ODBC Driver–Keyset Cursor
This blog is based on SQL Server 2014 CU7’s updated release of SQLNCLI11 and MSSQLODBC drivers.The basics behind KEYSET cursor behavior are described here:...
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Sparse Files – Supported on both NTFS and REFS
The history of sparse file support capabilities has lead to confusion that I would like to clear up.Sparse files ARE SUPPORTED on NTFS and REFS. SQL Server 2014 takes full advantage of the sparse...
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What build of SQL Server are you using?
As a person administering or supporting a SQL Server install base you will get asked this question very frequently: Which build of SQL Server are you using? If all the SQL Server instances that you...
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Error 17053 when using third party network storage device / SMB file share
Starting SQL Server 2012, we support creating database on a remote SMB file share without requiring a trace flag. You can even configure SQL cluster to use SMB file share for databases. This is...
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