Introduction to Transact-SQL

This module provides an introduction to relational databases, the SQL language and Transact-SQL. You’ll learn what kinds of statements make up the SQL language and look at the SELECT statement in detail.

Learning objectives

After completing this module, you’ll be able to:

• Understand what SQL is for
• Identify database objects in schemas
• Identify SQL statement types
• Use the SELECT statement
• Work with data types
• Handle NULLs

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