IT TRAINING

Oracle Database – PL/SQL Fundamentals Ed 2

In this course you will learn the PL/SQL programming language. You will also learn how to create PL/SQL blocks of application code, how to use various features of PL/SQL, how to write anonymous blocks of code in PL/SQL, how to use various PL/SQL conditional constructs and loops in program blocks, how to interface the PL/SQL code with the database, how to use stored procedures and functions in their program blocks and how to handle Exceptions in PL/SQL code.

Who needs to attend

Who needs to attend?
This course is aimed at Database Administrators, Forms Developers, PL/SQL Developers, Portal Developers, System Analysts and Technical Consultants.

what you will learn

What you will learn

Upon completion you will know how to:

  • Design PL/SQL anonymous block that execute efficiently;
  • Use PL/SQL programming constructs and conditionally control code flow (loops, control structures, and explicit cursors);
  • Handle exceptions in the program units;
  • Create and execute simple stored procedures and functions;
  • Write PL/SQL code to interface with the database;
  • Describe the features and syntax of PL/SQL.
Prerequisites

Prerequisites

Students need to have:

  • Familiarity with data processing concepts and technique
  • Familiarity with programming languages
  • Oracle Database 12c: Introduction for Experienced SQL Users
  • Familiarity with data processing concepts and techniques
  • Familiarity with programming languages
Course outline

Course Outline

Introduction

  • Course Objectives, Course Agenda and Class Account Information
  • The Human Resources (HR) Schema
  • Appendices Used in this Course
  • PL/SQL Development Environments

 

Introduction to PL/SQL

  • Understanding the benefits and structure of PL/SQL
  • Understanding PL/SQL Blocks
  • Generating output messages in PL/SQL

 

Declaring PL/SQL Variables

  • Identifying valid and invalid identifiers
  • Declaring and initializing variables
  • Various data types
  • Identifying the benefits of using the %TYPE attribute
  • Using bind variables

 

Writing Anonymous PL/SQL blocks

  • Lexical Units in a PL/SQL Block
  • Using SQL Functions in PL/SQL
  • Data Type Conversion
  • Using Nested Blocks as Statements
  • Referencing an Identifier Value in a Nested Block
  • Qualifying an Identifier with a Label
  • Operators in PL/SQL
  • Using Sequences in PL/SQL Expressions

 

Using SQL Statements within a PL/SQL Block

  • Using SQL Statements in PL/SQL
  • Retrieving Data in PL/SQL with the SELECT statement
  • Using Naming Conventions in DML Statements and data retrieval
  • Manipulating Data on the Server Using PL/SQL
  • SQL Cursors
  • Using SQL Cursor Attributes to Obtain Feedback on DML
  • Saving and Discarding Transactions

 

Writing Control Structures

  • Controlling PL/SQL Flow of Execution
  • Using IF and CASE Statements for conditional processing
  • Handling Nulls
  • Building Boolean Conditions with Logical Operators
  • Using Iterative Control with Loop Statements

 

Working with Composite Data Types

  • Composite Data Types of PL/SQL Records and Tables
  • Using PL/SQL Records
  • Inserting and Updating PL/SQL Records
  • Using INDEX BY Tables
  • Using Associative arrays
  • Declaring and Using VArrays

 

Using Explicit Cursors

  • Cursors
  • Explicit Cursor Operations
  • Controlling Explicit Cursors
  • Using Explicit Cursors to Process Rows
  • Cursors and Records
  • Cursor FOR Loops Using Subqueries
  • Explicit Cursor Attributes
  • %NOTFOUND and %ROWCOUNT Attributes

 

Handling Exceptions

  • Concept of Exception
  • Handling Exceptions with PL/SQL
  • Predefined Exceptions
  • Trapping Predefined and Non-predefined Oracle Server Errors
  • Functions that Return Information on Exceptions
  • Usage of PRAGMA keyword
  • Trapping User-Defined Exceptions
  • Propagating Exceptions

 

Creating Stored Procedures and Functions

  • Overview of Stored Procedures and Functions
  • Differentiating between anonymous blocks and subprograms
  • CREATE OR REPLACE PROCEDURE | FUNCTION
  • Understanding the Header Area of a Stored Procedure and Function
  • Creating Simple Procedures and Functions
  • Creating a Simple Procedure with an IN Parameter
  • Executing a Procedure and a Function

Follow on
There are no follow-ons for this course.

Certification programs
There are no certifications associated with this course.