Cours M20761-C
Querying Data with Transact-SQL

Doelstelling
  • Describe key capabilities and components of SQL Server.
  • Describe T-SQL, sets, and predicate logic.
  • Write a single table SELECT statement.
  • Write a multi-table SELECT statement.
  • Write SELECT statements with filtering and sorting.
  • Describe how SQL Server uses data types.
  • Write DML statements.
  • Write queries that use built-in functions.
  • Write queries that aggregate data.
  • Write subqueries.
  • Create and implement views and table-valued functions.
  • Use set operators to combine query results.
  • Write queries that use window ranking, offset, and aggregate functions.
  • Transform data by implementing pivot, unpivot, rollup and cube.
  • Create and implement stored procedures.
  • Add programming constructs such as variables, conditions, and loops to T-SQL code.
Inhoud

Introduction to Microsoft SQL Server

  • The Basic Architecture of SQL Server
  • SQL Server Editions and Versions
  • Getting Started with SQL Server Management Studio

Introduction to T-SQL Querying

  • Introducing T-SQL
  • Understanding Sets
  • Understanding Predicate Logic
  • Understanding the Logical Order of Operations in SELECT statements

Writing SELECT Queries

  • Writing Simple SELECT Statements
  • Eliminating Duplicates with DISTINCT
  • Using Column and Table Aliases
  • Writing Simple CASE Expressions

Querying Multiple Tables

  • Understanding Joins
  • Querying with Inner Joins
  • Querying with Outer Joins
  • Querying with Cross Joins and Self Joins

Sorting and Filtering Data

  • Sorting Data
  • Filtering Data with Predicates
  • Filtering Data with TOP and OFFSET-FETCH
  • Working with Unknown Values

Working with SQL Server Data Types

  • Introducing SQL Server Data Types
  • Working with Character Data
  • Working with Date and Time Data

Using DML to Modify Data

  • Adding Data to Tables
  • Modifying and Removing Data
  • Generating automatic column values

Using Built-In Functions

  • Writing Queries with Built-In Functions
  • Using Conversion Functions
  • Using Logical Functions
  • Using Functions to Work with NULL

Grouping and Aggregating Data

  • Using Aggregate Functions
  • Using the GROUP BY Clause
  • Filtering Groups with HAVING

Using Subqueries

  • Writing Self-Contained Subqueries
  • Writing Correlated Subqueries
  • Using the EXISTS Predicate with Subqueries

Using Table ExpressionsPreviously

  • Using Views
  • Using Inline Table-Valued Functions
  • Using Derived Tables
  • Using Common Table Expressions

Using Set Operators

  • Writing Queries with the UNION operator
  • Using EXCEPT and INTERSECT
  • Using APPLY

Using Windows Ranking, Offset, and Aggregate Functions

  • Creating Windows with OVER
  • Exploring Window Functions

Pivoting and Grouping Sets

  • Writing Queries with PIVOT and UNPIVOT
  • Working with Grouping Sets

Executing Stored Procedures

  • Querying Data with Stored Procedures
  • Passing Parameters to Stored procedures
  • Creating Simple Stored Procedures
  • Working with Dynamic SQL

Programming with T-SQL

  • T-SQL Programming Elements
  • Controlling Program Flow

Implementing Error Handling

  • Implementing T-SQL error handling
  • Implementing structured exception handling

Implementing Transactions

  • Transactions and the database engines
  • Controlling transactions

Details

Duur
5 dagen
Deelnemers
8
Bestemd voor
IT-specialist
Voorkennis
  • Basic knowledge of the Microsoft Windows operating system and its core functionality.
  • Working knowledge of relational databases.