How to determine the version and edition of SQL Server and its components

Using query command:
Select @@version

for more info read https://support.microsoft.com/en-us/kb/321185

Debugging in Visual Studio

Sometime to debug an web application in Visual Studio, you need to run as Administrator user or for other user.
For more info read: http://stackoverflow.com/questions/1287099/runas-a-different-user-when-debugging-in-visual-studio

How many clustered indexes can be in one table?

One clustered indexes per table. 

For more info: https://msdn.microsoft.com/en-us/library/ms143432.aspx

Start SQL Service from Command Line

Sometime open Microsoft SQL Server Studio on local machine, it cannot open the local databases instance, instead of using the GUI, using the command line must more quicker.

net start SQLSERVERAGENT

For more info, see
https://msdn.microsoft.com/en-us/library/hh403394(v=sql.110).aspx#CommandPrompt

Northwind Sample DB Script is not work on SQL 2014

Comment out the line #24-25 in file "SQL Server 2000 Sample Databases\instnwnd.sql"

sp_dboption removed after SQL 2012

-- exec sp_dboption 'Northwind','trunc. log on chkpt.','true'

=> ALTER DATABASE Northwind SET RECOVERY SIMPLE

-- exec sp_dboption 'Northwind','select into/bulkcopy','true'

=> ALTER DATABASE Northwind SET RECOVERY BULK_LOGGED

Referenece:

https://gist.github.com/idevacc/4527115

Essential Software Developer Tools

1. Notepad++ is a free (as in "free speech" and also as in "free beer") source code editor and Notepad replacement that supports several languages. 


2. WinMerge is an Open Source differencing and merging tool for Windows. 


3. 7-Zip is a file archiver with a high compression ratio. 


4. Visual Studio Community. A fully-featured, extensible, free IDE for creating modern applications for Android, iOS, Windows, as well as web applications and cloud services. 


5. Visual Studio Code is a lightweight but powerful source code editor which runs on your desktop and is available for Windows, OS X and Linux.

Free Windows 10 Upgrade

As I guessed in my post last year, the next version of Windows is a free upgrade to consumer of Windows 7, 8, and 8.1. I love it.