SQL Introduction to Querying

Overview

Students will learn what SQL is and how it can help them query a database to answer business questions.

Prerequisites

Windows Introduction or equivalent knowledge.

Benefits

Students will learn how to use SQL statements to query a database.

Target student

Students should be familiar with the components that make up the PC, including input, output, and storage devices. They should also be familiar with concepts related to database structure and terminology.

We offer a range of SQL training courses

Introduction to databases and SQL
  • Database concepts
  • Understanding SQL concepts
Introduction to the SELECT statement
  • An overview of the SELECT statement
  • Syntax rules you’ll want to know
Calculating data
  • Aggregate functions
  • Column aliases
  • Performing calculations
  • Date functions
Selecting specific rows
  • The WHERE clause
  • The ORDER BY clause
Working with other operators
  • Searching for text
  • Logical operators
  • NULLs
Grouping data
  • The GROUP BY clause
  • The HAVING clause
  • Comparing the WHERE and HAVING clauses
Multi-table queries
  • Joins
  • Joining tables
  • Outer joins
Querying a database using Access
  • Connecting to a database
  • Querying a database
  • Generating a report of the data
Querying with unions and advanced joins
  • Querying multiple tables with unions
  • Advanced Joins
  • Calculating with COMPUTE
Querying with subqueries
  • Subqueries
Adding data
  • Inserting data
  • SELECT INTO
Updating and removing data
  • Updating records
  • Deleting records
  • Deleting the contents of tables
Manipulating tables and views
  • Creating tables
  • Modifying tables
  • Deleting tables
  • Adding and removing views
Manipulating indexes
  • Adding and removing indexes
Ensuring data integrity with transactions
  • Transactions
Creating databases
  • Creating a database with SQL
  • Deleting a database