Download Introducing SQL Server by Mike McQuillan PDF
By Mike McQuillan
Introducing SQL Server is a quick and simple creation to SQL Server and the area of relational databases. you are going to learn the way databases paintings and the way to exploit the T-SQL language by way of working towards on probably the most widely-used and strong database engines within the company international: Microsoft SQL Server. Do you quake on the sight of a choose assertion? begin to shiver while humans begin speaking approximately tables and rows? worry no longer, Introducing SQL Server is right here to rescue you. The ebook makes a speciality of the data and abilities had to start your trip towards turning into a pretty good and efficient SQL Server specialist and database programmer. you will examine the middle options of SQL Server, from fitting the software program to executing and profiling queries.
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Say you wanted to install an extra instance on the HAL9000 computer, called Aries. You would access this using the name: HAL9000\ARIES If you just typed in HAL9000 you would be connected to the default instance. Named instances come into their own on development machines. You may be building software that needs to run on SQL Server 2005, 2008, 2012, and 2014. You can install a named instance of each of these on your development machine, giving each instance a unique name. info Chapter 2 ■ Obtaining and Installing SQL Server This kind of setup really aids development.
However, using these special characters and spaces is not a good idea. It leads to more typing and may cause issues with any systems that need some level of backward compatibility. info Chapter 3 ■ Database Basics The second example uses the name Address Book, with a space. The existence of this space means we must wrap the name in square brackets. If we didn’t do this, the query would not work. In short, use simple and obvious names for your databases, and don’t use any special characters—just capitalize each word in the name.
Named instances come into their own on development machines. You may be building software that needs to run on SQL Server 2005, 2008, 2012, and 2014. You can install a named instance of each of these on your development machine, giving each instance a unique name. info Chapter 2 ■ Obtaining and Installing SQL Server This kind of setup really aids development. One last point: Each server can host up to 50 instances. I really hope I never come across a server with that many instances on it! Clear on instances now?