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Oracle SQL - Essentials

( Duration: 3 Days )

This Oracle SQL training course provides an introduction to Oracle Database 12c database technology. You are also introduced to Oracle Database Exadata Express Cloud Service. In this course you will learn the concepts of relational databases and the powerful SQL programming language. This course provides the essential SQL skills that allow developers to write queries against single and multiple tables, manipulate data in tables, and create database objects.

By attending Oracle SQL workshop, delegates will learn to:

Identify the major components of Oracle Database
Retrieve row and column data from tables with the SELECT statement
Create reports of sorted and restricted data
Employ SQL functions to generate and retrieve customized data
Run complex queries to retrieve data from multiple tables
Run data manipulation language (DML) statements to update data in Oracle Database

The Oracle SQL class is ideal for:

Database Administrators
Developers
Implementers
Systems Administrators

COURSE AGENDA

Introduction

Overview of relational database management concepts and terminologies
Introduction to SQL and its development environments
What is Oracle SQL Developer?
Starting SQL*Plus from Oracle SQL Developer

Retrieving Data using the SQL SELECT Statement

Capabilities of the SELECT statement
Arithmetic expressions and NULL values in the SELECT statement
Column aliases
Use of concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword
Use of the DESCRIBE command

Restricting and Sorting Data

Limiting the Rows
Rules of precedence for operators in an expression
Sorting rows using ORDER BY clause
SQL row limiting clause in a query
Substitution Variables
Using the DEFINE and VERIFY command

Using Single-Row Functions to Customize Output

Describe the differences between single row and multiple row functions
Manipulate strings with character function in the SELECT and WHERE clauses
Nesting Functions
Manipulate numbers with the ROUND, TRUNC and MOD functions
Perform arithmetic with date data
Manipulate dates with the date functions

Using Conversion Functions and Conditional Expressions

Describe implicit and explicit data type conversion
Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
Apply the NVL, NULLIF, and COALESCE functions to data
Conditional Expressions

Reporting Aggregated Data Using the Group Functions

Group Functions
Grouping Rows (GROUP BY and HAVING clause)
Nesting Group Functions

Displaying Data From Multiple Tables Using Joins

Introduction to JOINS
Types of Joins
Natural join
Self-join
Nonequijoins
OUTER join
Cartesian product

Using Subqueries to Solve Queries

Introduction to Subqueries
Single Row Subqueries
Multiple Row Subqueries
Null values in a subquery

Using the SET Operators

Set Operators
UNION and UNION ALL operator
INTERSECT operator
MINUS operator
Matching the SELECT statements
Using ORDER BY clause in set operations

Managing Tables using DML statements

Data Manipulation Language
Database Transactions
Manual Data Locking

Introduction to Data Definition Language

Database Objects
CREATE TABLE statement
Data types
Overview of constraint
Creating a table using subquery
Use the ALTER TABLE statement to add, modify, and drop a column
DROP TABLE statement

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Contact us for delivering this course as a public/open-house workshop/online training for a group of 10+ candidates.

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