T-SQL-Abfragen für Microsoft SQL-Server 2022 - Softcover

Angermann, Dirk

 
9783747506318: T-SQL-Abfragen für Microsoft SQL-Server 2022

Synopsis

  • Get started with SQL database queries
  • From SELECT queries to using table value expressions to running stored procedures
  • Practical examples with tasks, comments and results

T-SQL queries step by step

Database expert Dirk Angermann shows you how to make your first T-SQL database queries via SQL Server Management Studio. The basis is a simple structured database so you always have an overview.

Practical instructions

Using many practical examples, the author introduces you to the use of the various language elements such as functions, variables, operators, and expressions. You'll learn how to make SELECT queries, filter and sort data, work with the various SQL Server data types, and write subqueries. Learn how to write efficient and precise T-SQL code to properly describe the amount of data to be retrieved.

Better query performance and handling error messages

Not only do you get practical help for your data evaluations, but also learn to improve query performance and deal with error information.

From the contents:

  • Write SELECT queries and subqueries
  • Working with SQL Server Data Types
  • Group and aggregate data
  • Use built-in functions
  • Pivoting and Groupingsets
  • Use window ranking and aggregate functions
  • Running stored procedures
  • Programming with T-SQL
  • Implement transactions
  • Error handling and query improvement

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