Estimate row and page compression savings per index and partition, then compare storage, CPU, reads, and maintenance before deployment.
My Journey to CrossFit Level 1 Trainer (CF-L1) Credential
Yes, it is true! I Earned CrossFit Level 1 Trainer (CF-L1) Credential. Let us see my journey to CrossFit rookie to expert.
Msg 17113: Error Opening master.mdf at Startup
Msg 17113 stops SQL Server at startup with an error opening master.mdf. I caused it myself by changing a startup parameter, and the file was still in place. The ERRORLOG showed the clue: the parameter name was wrong, and the fix was in Configuration Manager.
SQL SERVER – Fix: Error 946, Severity: 14 – Cannot open database ‘DB’ version 782. Upgrade the database to the latest version
Upgrading an AlwaysOn replica from SQL 2014 to 2016, databases got stuck and the ERRORLOG showed error 946, cannot open database version 782. Why and the fix.
How to Keep Certain Records on Top While Ordering Data? – Interview Question of the Week #110
An interview question: how do you keep one city on top while ordering data by name for the rest? The answer is a small trick in the ORDER BY clause.
Operating System Error 1326 in SQL Server: Cannot Open Backup Device
Operating system error 1326 means authentication failed while SQL Server tried to open its backup destination. In this 2017 case SQL Server ran on a workgroup computer and the share sat on a domain server. The tests here compare error 1326 with the path errors 3 and 67 and show how to read the service identity.
Old SQL Backup Files in Azure Storage: PowerShell Inventory Before You Remove Anything
Old SQL backup files pile up in Azure Storage after a SQL Agent job runs for a while. An age cutoff finds candidates, but it cannot tell you what a restore still needs. This post gives a read-only PowerShell inventory and an msdb query that shows the backup chain.