This blog is an outcome of an email communication with my client. The issue was that they were having big tempdb files. They had multiple files and of uneven size. As soon as they restart SQL, the ini...
Just another day while doing performance tuning engagement, Senior DBA of the organization and I both noticed that one of the SP sp_readrequest is continuously listed as long running SP. Well, the go...
Question: How to Find How Many Rows Each Query Returned Along with Execution Plan? Answer:During my performance tuning consultancy engagement, this is one of the most asked questions. Everyone wants ...
If you work with a product for a long time, you would start loving it. I have worked with many other RDBMS, but my love to SQL Server will never die. The amount of information available in logs is ver...
As a part of my passion, I try to help people in fixing simple issues and explain the behavior by looking at logs. Here is an email from my friend about Availability Group Missing or Deleted Automatic...
One of my client was unable to modify the maintenance plan using SSMS. When we did various tests, we found that existing maintenance plans could execute and work. We tried creating a new maintenance p...
One of my client was trying to start SQL Service and it was failing. I asked to hare ERRORLOG so that we will get some idea about the cause. Here is the information from ERRORLOG file. 2017-01-31 01:...
While I have been blogging about SQL Server for a long time, I still believe that there is still a lot of error which are not discovered by me. It is always fun to see new error and find a fix for the...
Question: How to Get Status of Running Backup and Restore in SQL Server? Answer: One of the reasons I started my blog long ago was to have a repository of scripts which can be very useful by DBA duri...
In this blog post we are going to learn about PRINTing Status Using RAISERROR With NOWAIT Option. The Problem There are many situations where you want to know which line of code is completed in th...
One should be very careful while working with system objects in SQL Server. Below is one of the situation where some permissions were given on system objects which was causing SQL startup failure. I h...
Once, while doing a load testing with my client, I was shown below error while taking log backups on secondary replica. Msg 35295, Level 16, State 1, Line 1 Log backup for database “MyAppDB” on a sec...
