By Lowell Mauer
Sams train your self Transact-SQL in 21 Days, 2E will educate programmers find out how to improve Transact-SQL queries. there'll be a spotlight on delivering equipment for making improvements to productiveness with out a decreasing functionality. particularly, the reader will:Learn Transact-SQL syntax how you can upload, delete, and editing information utilizing Transact-SQL comprehend coding criteria evaluate diversifications from ANSI-standard SQL Be awarded with easy server operations. realize functionality concerns with queries. This e-book also will include:Constructs akin to dice, ROLLUP, CASE, and subscribe to. innovations to resolve advanced difficulties How the server makes use of indexes tips on how to write (correctly) kept techniques and triggers. Templates of tactics and triggers (reference) complicated issues akin to: Outer and self joins transitority tables Sub-queries.
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Additional resources for Sams Teach Yourself Transact-SQL in 21 Days (2nd Edition) (Sams Teach Yourself)
Select the SQL Server Group and then from the Action menu, select New SQL Server Registration. 16. 16 Registering a SQL Server by using the SQL Server Wizard. I suggest that you choose not to use the wizard in the future because registering a SQL Server is one of the easiest tasks you can perform. 17). 17), and then select the security mode you want to use. Select the SQL Server login option, and complete your SQL Server login credentials if you select to use SQL Server authentication. Now, click the OK button to configure your first registration for Enterprise Manager.
There are two data types for storing dates: datetime and smalldatetime. Both types consist of a date component and a time component. In Transact-SQL, all dates are quoted strings formatted as dates and/or times.
To find this information, you will need to query the Discontinued column in the Products table. The Discontinued column is considered a bit column, and can accept a value of only 0 or 1. The typical convention is to use 0 for false and 1 for true. In this case, a value of 0 in the Discontinued column means the product was not discontinued and a value of 1 means that it was; note that in the WHERE clause that follows. 8000 By using a WHERE clause that checks whether the Discontinued column contains a 1 (meaning the product was discontinued), I can list only those products that match that condition.