Johnathan Revell's Personal Website
Recently I have migrated several servers from Vultr to Microsoft Azure. As part of this migration, windows became un-activated – most likely because Vultr runs it’s own KMS service and it is no longer able to contact the server: In […]
Had a very odd issue with Windows 10 and taskbar menu items missing: After lots of research, I’ve partially fixed this by running the following from an elevated command prompt: for /R “%APPDATA%\Microsoft\Windows\Start Menu\Programs\” %f in (.lnk) do copy /b […]
Did you know that SQL Server provides several views which provide information on recommended indexes? Using the following SQL, you can identify where SQL recommends indexes, ordered by potential performance boost from adding the suggested index. Obviously you may wish […]
With the Azure SQL Database, sometimes you want to view the current running transactions. Unfortunately there is no GUI as such like there is with normal SQL Server (right click, “Activity Monitor”), however it can be grabbed by executing sys.dm_exec_requests. […]
Recently I’ve been doing some work on optimising indexes within Azure SQL Database. The following SQL from Daniel is very useful in showing the status of all the current indexes within a SQL Database. The SQL works for both SQL […]
Following on from my blog post for running Microsoft Dynamics Nav as a different user here, I have done some further investigation of the runas command. Typically the RunAs command is used for local authentication, however there is a little […]
Recently I’ve had to delete duplicate records from the Record Link table in Microsoft Dynamics Nav. Using the following SQL, (which uses the OVER clause for partitioning) this deletes all duplicate records, leaving the first unique item behind. The SQL […]
Within SQL Server, sys.dm_db_missing_index_details returns indexes which it believes are required by the Query Optimiser. Basically as queries are run in the background, the Query Optimiser makes a record of any optimisations it feels are necessary. Restarting the SQL server […]