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Monthly Archives: September 2014
Disk allocation unit size
How to determine what allocation unit size was selected when a disk was formatted? If a disk was formatted incorrectly i.e. a SQL Server data volume, but you want to check what allocation unit size was selected when the disk … Continue reading
Posted in Performance, Tips
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Linked Server on SQL2014
If a linked server was created on a SQL2008 instance specifying a provider of SQLNCLI10 (SQL Native Client 10) and the server is upgraded to SQL2012 or SQL2014, any calls using this linked server will fail with the following … Continue reading
Posted in SQL2014
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MDW (Management Data Warehouse) Missing Index
The cleanup job for the MDW (mdw_purge_data) has a step that performs the following query… SELECT qt.sql_handle INTO #tmp_notable_query_text FROM snapshots.notable_query_text as qt WHERE NOT EXISTS (SELECT snapshot_id FROM snapshots.query_stats as qs WHERE qs.sql_handle = qt.sql_handle) and as a result … Continue reading
Posted in MDW
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Moving from Server Core to Minimal Server Interface
To install Server Graphical Management Tools & Infrastructure on Server Core: Run PowerShell, then run the following command: Install-WindowsFeature Server-Gui-Mgmt-Infra -Restart A restart is required and this command will restart the computer at the end of the update. If you omit the -Restart, … Continue reading
Posted in SQL on Server Core
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Granting permissions for SQL Server
To operate correctly, SQL Server requires permissions on the file system. In the past, running under local administrator it wasn’t necessary but nowadays we always run the SQL Server services under minimal privileges. This means that SQL needs permissions on … Continue reading
Posted in SQL on Server Core
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Managing SQL Services from command Line
Under Windows Server core, if you can’t control the services remotely, the commands to change the services are as follows: sc config <service_name> start= <mode> auto = automatically started at boot time (automatic) demand = manually start the service (manual) … Continue reading
Posted in SQL on Server Core
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