Oracle Database: Introduction to SQL

COURSE OUTLINE:

Description This Oracle Database: Introduction to SQL training helps you write subqueries, combine multiple queries into a single query using SET operators and report aggregated data using group functions. Learn this and more through hands-on exercises

Learn To:

  • Understand the basic concepts of relational databases ensure refined code by developers.
  • Create reports of sorted and restricted data.
  • Run data manipulation statements (DML).
  • Control database access to specific objects.
  • Manage schema objects.
  • Manage objects with data dictionary views.
  • Retrieve row and column data from tables.
  • Control privileges at the object and system level.
  • Create indexes and constraints; alter existing schema objects.
  • Create and query external tables

Audience
PL/SQL Developer
Application Developers
System Analysts
Business Analysts
Data Warehouse Administrator
Forms Developer
Developer

Learning Objectives
Identify the major structural components of the Oracle Database 12c
Create reports of aggregated data
Write SELECT statements that include queries
Retrieve row and column data from tables
Run data manipulation statements (DML) in Oracle Database 12c
Create tables to store data
Utilize views to display data
Control database access to specific objects
Manage schema objects
Display data from multiple tables using the ANSI SQL 99 JOIN syntax
Manage objects with data dictionary views
Write multiple-column sub-queries
Employ SQL functions to retrieve customized data
Use scalar and correlated sub-queries
Create reports of sorted and restricted data

Outline

Introduction

  • Course Objectives, Course Agenda and Appendixes Used in this Course
  • Overview of Oracle Database 12c and Related Products
  • 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
  • The Human Resource (HR) Schema
  • Tables used in the Course
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
  • 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
  • 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
  • Nest multiple functions
  • Apply the NVL, NULLIF, and COALESCE functions to data
  • Use conditional IF THEN ELSE logic in a SELECT statement
Reporting Aggregated Data Using the Group Functions
  • Group Functions
  • Creating Groups of Data
  • Restricting Group Results
Displaying Data from Multiple Tables Using Joins
  • Introduction to JOINS
  • Types of Joins
  • Natural join
  • Self-join
  • Non equijoins
  • OUTER join
Using Subqueries to Solve Queries
  • Introduction to Subqueries
  • Single Row Subqueries
  • Multiple Row Subqueries
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
Introduction to Data Definition Language
  • Data Definition Language
Introduction to Data Dictionary Views
  • Introduction to Data Dictionary
  • Describe the Data Dictionary Structure
  • Using the Data Dictionary views
  • Querying the Data Dictionary Views
Creating Sequences, Synonyms, Indexes
  • Overview of sequences
  • Overview of synonyms
  • Overview of indexes
Creating Views
  • Overview of views
Managing Schema Objects
  • Managing constraints
  • Creating and using temporary tables
  • Creating and using external tables
Retrieving Data by Using Subqueries
  • Retrieving Data by Using a Subquery as Source
  • Working with Multiple-Column subqueries
  • Using Scalar subqueries in SQL
  • Correlated Subqueries
  • Working with the WITH clause
Manipulating Data by Using Subqueries
  • Using Subqueries to Manipulate Data
  • Inserting by Using a Subquery as a Target
  • Using the WITH CHECK OPTION Keyword on DML Statements
  • Using Correlated Subqueries to Update and Delete rows
Controlling User Access
  • System privileges
  • Creating a role
  • Object privileges
  • Revoking object privileges
Manipulating Data
  • Overview of the Explicit Default Feature
  • Using multitable INSERTs
  • Using the MERGE statement
  • Performing flashback operations
  • Tracking Changes in Data
Managing Data in Different Time Zones
  • Working with CURRENT_DATE, CURRENT_TIMESTAMP,and LOCALTIMESTAMP
  • Working with INTERVAL data types