All Articles - SQL Authority with Pinal Dave

SQL SERVER – FIX – Server principal ‘Login Name’ has granted one or more permission(s). Revoke the permission(s) before dropping the server principal

July 21, 2015

There are parts of SQL Server where I always like to take expert advice. Sometimes a quick call to a friend can save you tons of time. When I see topics around AlwaysOn, though I know what the basic steps are to building and working with AlwaysOn, the hardcore troubleshooting…

SQL SERVER – Fix – Error: Msg 468, Level 16, State 9, Line 1

July 20, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

SQL Error Messages

Ever since I have started writing about Error Messages a number of you ping me from time to time to understand why you are getting an error. As I always say, Error messages are a great way to learn concepts and we become better if we understand the reason behind…

Interview Question of the Week #028 – Few SQL Best Practices

July 19, 2015

Pinal Dave

SQL, SQL Interview Questions and Answers, SQL Performance, SQL Server, SQL Tips and Tricks

Best Practices

Just last week, I moderated a SQL Server interview and I heard very interesting conversation. Question – What are the best practices are you following for SQL Server? When I heard this question – I thought candidate will answer many different things, but he was stunned and had nothing much to…

PowerShell: How to Find Logical and Physical Processors on SQL Server?

July 18, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Powershell

Working on PowerShell scripts have been an interesting journey. I have written a couple of posts before on using WMI events. Was pondering on this thought and this blog is inspired by combining using of WMI with PowerShell. So what are we trying to solve? When SQL Server changed its…

SQL SERVER – Puzzle – DISTINCT Values in NVARCHAR

July 17, 2015

Pinal Dave

SQL, SQL Puzzle, SQL Server, SQL Tips and Tricks

The technique used in this blog is explained in earlier blog SQL SERVER – Creating Dataset Using VALUES Clause Without Creating Table. To read more about Collation and Unicode refer to MSDN. This topic in general is very deep and complicated sometimes that you get to learn something every single…

SQL SERVER – Enhancing Reference Data in Master Data Services – Notes from the Field #089

July 16, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Notes from the Field

[Note from Pinal]: This is a 89th episode of Notes from the Field series. Master Data Services is one of the most important, but a very little explored feature of SQL Server. If you have been reading this blog, when it is about BI, I always take help from LinchPin People who are…

SQL SERVER – Process ID X was killed by hostname ABC, host process ID Y

July 15, 2015

Pinal Dave

SQL, SQL Puzzle, SQL Server, SQL Tips and Tricks

Errorlogs are an awesome place to learn something new every time. It springs up with some new errors which you might have not seen ever. I am a big believer of the fact that one needs to monitor and take a look at the logs from time to time. It…

SQL SERVER – Querying Performance Counters from SQL Server

July 14, 2015

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

SQL Scripts

Troubleshooting SQL Server is something almost every single DBA has to go through in their lifespan. It sounds simple and often we are clueless on where to start. Here is a scenario, you have been told that SQL Server is slow or unresponsive. Now you need to troubleshoot and figure…

SQL SERVER – How to Change Server Name?

July 13, 2015

Pinal Dave

SQL Tips and Tricks

SQL Scripts, SQL Server

In recent past, I have renamed my VM and wanted to make sure that everything is fine. This renaming process is also needed for changing the server names called inside of SQL Server too. So I searched to know various places from where we can get host name and SQL Server name. Let us learn in this table how to change server name? Finally, I formed this query which can gather same details from various sources:

Interview Question of the Week #028 – T-SQL Script to Detect SQL Server Version and Property

July 12, 2015

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Here is a very basic question I just came across the other day. I was interviewing nearly 20 candidates and I found that only 5 of them could write the query (with the help of the internet). Question: How to determine the version and properties of SQL Server with the help of…