By Scott Shaw, Kathi Kellenberger (auth.)
Beginning T-SQL 2012 is step one towards studying the T-SQL language that underlies Microsofts SQL Server database engine. T-SQL is vital in writing SQL statements to get information into and out of a database. T-SQL is the basis for enterprise good judgment embedded within the database within the type of kept methods and features. Beginning T-SQL 2012 starts off you at the route to gaining knowledge of T-SQL, with an emphasis on top practices and sound coding techniques.
Beginning T-SQL 2012 begins with an creation to databases, normalization, and to SQL Server administration Studio. each one next bankruptcy teaches a facet of T-SQL, construction at the abilities discovered in prior chapters. routines in each one bankruptcy supply readers a chance for the hands-on perform that results in precise studying and distinguishes the useful professional.
- Imparts most sensible practices for writing T-SQL
- Helps you keep away from universal blunders
- Shows the best way to write scalable code for reliable functionality
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PowerShell and WMI is an example-driven consultant for directors handling networks of home windows servers and computers. With one hundred fifty sensible examples, together with ready-to-reuse scripts and methods, you'll examine the bits and bobs of automating WMI through PowerShell v3. You'll additionally locate deep insurance of all elements of home windows management, together with IIS, DNS and Hyper-V.
concerning the Technology
WMI, by itself, is just a set of home windows administration amenities. Paired with PowerShell, notwithstanding, WMI turns into a super toolset for automating servers, networks, and distant home windows computers.
in regards to the Book
PowerShell and WMI is an industrial-strength consultant for directors of home windows networks, servers, and pcs. You'll commence with functional overviews of PowerShell and of WMI. Then you'll discover one hundred fifty particular examples—all with ready-to-use scripts—designed to simplify your day by day procedure administration. every one confirmed strategy is configured to load as a part of a PowerShell module.
A set of convenient appendixes comprises references for PowerShell and WMI. past publicity to PowerShell and WMI is beneficial yet no longer required.
Purchase contains loose PDF, ePub, and Kindle eBooks downloadable at manning. com.
What's within* dealing with home windows, IIS, and Hyper-V
* distant computers and units
* Logs, jobs, and function
* New PowerShell v3 WMI functionality
desk of Contents
* fixing administrative demanding situations
* utilizing PowerShell
* WMI intensive
* most sensible practices and optimization
* procedure documentation
* Disk platforms
* Registry management
* Filesystem management
* companies and techniques
* Configuring community adapters
* handling IIS
* Configuring a server
* clients and safety
* Logs, jobs, and function
* Administering Hyper-V with PowerShell and WMI
* WMI over WSMAN
* your individual WMI cmdlets
* CIM cmdlets and classes
This advisor lias been written for numerous audiences. They include■ Java developers■ Oracle builders now not accustomed to Java■ managersJava builders who're used to a Java J2EE surroundings must have little or no hassle constructing functions for the Oracle Servlet Engine.
Die Schwerpunkte des Buches sind relationale Datenbanken, Entwurf von Datenbanken und die Programmiersprache SQL. Aber auch Themen wie restoration, Concurrency, Sicherheit und Integrit? t werden hinreichend ausf? hrlich besprochen. Hervorzuheben ist der Bezug zur Praxis. Eine Beispieldatenbank wird im Anhang im element vorgestellt.
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R Ootoil' 1::1 / * I want to comment serveral lines like this [ */ BSELECT 1 -- a comment after the code - - I want to comment 1 line Figure 1-26. Commented code The Object Explorer allows you to manage the databases, security, maintenance jobs , and other aspects ofSQL Server. Most of the tasks that can be performed are in the realm of database administrators, so we will not explore them in this book. Exploring Database Concepts In this section, you will learn just what SQLServer is and about the databases and objects that make up databases.
39 CHAPTER 2 • WRITING SIMPLESELECTQUERIES Mixing Literals and Column Names You can mi x literal values an d colu m n n ames in one sta te ment. Listing 2-4 shows an exam ple. SQL Server allows you to create or rename a column within a qu ery by using what is known as an alias. You u se the keyword AS to specify an alias for the colum n . This is especially u seful whe n using liter al values whe re you create a colum n n ame in the T-SQL state men t that do esn't exist in the tabl e. Listing 2-4.
Employee table, and right -click it. Select the Design option to view the properties (see Figure 1-29). ~~~ NationalIDNumber Data Type Allow Nulls .. . 1 int nvarchar(15) Log inlD nvarchar(256) OrganizationNode hierarchyid OrganizationLevel JobTitle nvarchar(50) BirthDate date MaritalStatus nchar(1) Gender nchar(1) HireDate date Sala riedFlag Flag:bit VacationHours smallint SickLeaveHours smallint CurrentFlag Flag:bit rowguid uniqueidentifier ModifiedDate datetime Figure 1-29. Employee table The HumanResources .