SQL Programming Training Course

Overview

This SQL training course is for people who want to gain the necessary skills to extract and analyse data from any database and create reports. Course members will learn:

  • how to write SQL queries
  • what relational databases are and how we can use them
  • what are relations and how to create them
  • the structure of data
  • differences between SQL dialects (Oracle, T-SQL, ANSI)
  • practical skills for writing queries

This SQL course deals with generic ANSI SQL. It can be used in any database, including Oracle, MySQL, Microsoft Access, Microsoft SQL Server, DB2, Informix, PostgreSQL any other relational databases.

 

Requirements

Basic computer skills.

 

Duration

14.00 hours
 
 

Course Outline

RDBMS (Relational DataBase Management System)

Relational Operators

SQL as Declarative Language

SQL Syntax

SQL Sublanguages DQL, DML, DDL, DCL

DQL (Data Query Language) in Detail

SELECT clause

Column aliases

Table aliases

Date types and Date functions

Group function

Table joins

JOIN clause

UNION operator

Nested queries

Correlated subqueries

DML (Data Manipulation Language) Overview

Inserting rows (INSERT)

Inserting rows using subquery

Updating rows (UPDATE)

Deleting rows (DELETE)

DDL (Data Definition Language) Overview

Creating, altering and dropping objects (CREATE, ALTER, DROP)

Creating tables using subquery (CREATE TABLE .... AS SELECT...)

CONSTRAINTS Overview

NULL i NOT NULL

CONSTRAINT clause

ENUM type

SET type

PRIMARY KEY

UNIQUE

FOREIGN KEY

DEFAULT clause

Transactions Overview

COMMIT

ROLLBACK

SAVEPOINT

Implicit and explicit rollbacks and commits

SQL Dialects Overview

MySQL

Microsoft Access and SQL Server

Oracle and PostgreSQL