Oracle Database: Program with PL/SQL

Overview

This Oracle Database: Program with PL/SQL training starts with an introduction to PL/SQL and then explores the benefits of this powerful programming language. Through hands-on instruction from expert Oracle instructors, you'll learn to develop stored procedures, functions, packages and more.

Learn To:

  • Conditionally control code flow (loops, control structures).
  • Use PL/SQL packages to group and contain related constructs.
  • Create triggers to solve business challenges.
  • Use some of the Oracle supplied PL/SQL packages to generate screen output and file output.
  • Create anonymous PL/SQL blocks, functions and procedures.
  • Declare PL/SQL Variables.

Benefits to You

Ensure fast, reliable, secure and easy to manage performance. Optimize database workloads, lower IT costs and deliver a higher quality of service by enabling consolidation onto database clouds.

Use Oracle SQL Developer

You’ll use Oracle SQL Developer to develop these program units. SQL*Plus and JDeveloper are introduced in this course as optional tools.

Course Bundle

Note: This course is a combination of Oracle Database: PL/SQL Fundamentals and Oracle Database: Develop PL/SQL Program Units courses.

Duration

40 hours

Objectives
  • Use conditional compilation to customize the functionality in a PL/SQL application without removing any source code

  • Design PL/SQL packages to group related constructs

  • Create overloaded package subprograms for more flexibility

  • Design PL/SQL anonymous blocks that execute efficiently

  • Use the Oracle supplied PL/SQL packages to generate screen output, file output and mail output

  • Write dynamic SQL for more coding flexibility

  • Describe the features and syntax of PL/SQL

  • Create and debug stored procedures and functions

  • Use PL/SQL programming constructs and conditionally control code flow (loops, control structures, and explicit cursors)

  • Manage dependencies between PL/SQL subprograms

  • Handle runtime errors

  • Create triggers to solve business challenges

Intended Audience
  • PL/SQL Developer

  • Forms Developer

  • Application Developers

  • Database Administrators

  • Technical Consultant

  • Portal Developer

  • System Analysts

  • Developer

Prerequisites

Required Prerequisites:

  • Oracle Database: Introduction to SQL

  • Oracle Database: SQL Workshop I

  • Oracle Database: SQL Workshop II

Suggested Prerequisites:

  • Previous programming experience

Course Outline

Introduction

  • Course Objectives

  • Course Agenda

  • Describe the Human Resources (HR) Schema

  • PL/SQL development environments available in this course

  • Introduction to SQL Developer

Introduction to PL/SQL

  • Overview of PL/SQL

  • Identify the benefits of PL/SQL Subprograms

  • Overview of the types of PL/SQL blocks

  • Create a Simple Anonymous Block

  • How to generate output from a PL/SQL Block?

Declare PL/SQL Identifiers

  • List the different Types of Identifiers in a PL/SQL subprogram

  • Usage of the Declarative Section to Define Identifiers

  • Use variables to store data

  • Identify Scalar Data Types

  • The %TYPE Attribute

  • What are Bind Variables?

  • Sequences in PL/SQL Expressions

Write Executable Statements

  • Describe Basic PL/SQL Block Syntax Guidelines

  • Learn to Comment the Code

  • Deployment of SQL Functions in PL/SQL

  • How to convert Data Types?

  • Describe Nested Blocks

  • Identify the Operators in PL/SQL

Interaction with the Oracle Server

  • Invoke SELECT Statements in PL/SQL

  • Retrieve Data in PL/SQL

  • SQL Cursor concept

  • Avoid Errors by using Naming Conventions when using Retrieval and DML Statements

  • Data Manipulation in the Server using PL/SQL

  • Understand the SQL Cursor concept

  • Use SQL Cursor Attributes to Obtain Feedback on DML

  • Save and Discard Transactions

Control Structures

  • Conditional processing using IF Statements

  • Conditional processing using CASE Statements

  • Describe simple Loop Statement

  • Describe While Loop Statement

  • Describe For Loop Statement

  • Use the Continue Statement

Composite Data Types

  • Use PL/SQL Records

  • The %ROWTYPE Attribute

  • Insert and Update with PL/SQL Records

  • INDEX BY Tables

  • Examine INDEX BY Table Methods

  • Use INDEX BY Table of Records

Explicit Cursors

  • What are Explicit Cursors?

  • Declare the Cursor

  • Open the Cursor

  • Fetch data from the Cursor

  • Close the Cursor

  • Cursor FOR loop

  • The %NOTFOUND and %ROWCOUNT Attributes

  • Describe the FOR UPDATE Clause and WHERE CURRENT Clause

Exception Handling

  • Understand Exceptions

  • Handle Exceptions with PL/SQL

  • Trap Predefined Oracle Server Errors

  • Trap Non-Predefined Oracle Server Errors

  • Trap User-Defined Exceptions

  • Propagate Exceptions

  • RAISE_APPLICATION_ERROR Procedure

Stored Procedures

  • Create a Modularized and Layered Subprogram Design

  • Modularize Development With PL/SQL Blocks

  • Understand the PL/SQL Execution Environment

  • List the benefits of using PL/SQL Subprograms

  • List the differences between Anonymous Blocks and Subprograms

  • Create, Call, and Remove Stored Procedures

  • Implement Procedures Parameters and Parameters Modes

  • View Procedure Information

Stored Functions and Debugging Subprograms

  • Create, Call, and Remove a Stored Function

  • Identify the advantages of using Stored Functions

  • Identify the steps to create a stored function

  • Invoke User-Defined Functions in SQL Statements

  • Restrictions when calling Functions

  • Control side effects when calling Functions

  • View Functions Information

  • How to debug Functions and Procedures?

Packages

  • Listing the advantages of Packages

  • Describe Packages

  • What are the components of a Package?

  • Develop a Package

  • How to enable visibility of a Package’s Components?

  • Create the Package Specification and Body using the SQL CREATE Statement and SQL Developer

  • Invoke the Package Constructs

  • View the PL/SQL Source Code using the Data Dictionary

Deploying Packages

  • Overloading Subprograms in PL/SQL

  • Use the STANDARD Package

  • Use Forward Declarations to solve Illegal Procedure Reference

  • Implement Package Functions in SQL and Restrictions

  • Persistent State of Packages

  • Persistent State of a Package Cursor

  • Control side effects of PL/SQL Subprograms

  • Invoke PL/SQL Tables of Records in Packages

Implement Oracle-Supplied Packages in Application Development

  • What are Oracle-Supplied Packages?

  • Examples of some of the Oracle-Supplied Packages

  • How does the DBMS_OUTPUT Package work?

  • Use the UTL_FILE Package to Interact with Operating System Files

  • Invoke the UTL_MAIL Package

  • Write UTL_MAIL Subprograms

Dynamic SQL

  • The Execution Flow of SQL

  • What is Dynamic SQL?

  • Declare Cursor Variables

  • Dynamically Executing a PL/SQL Block

  • Configure Native Dynamic SQL to Compile PL/SQL Code

  • How to invoke DBMS_SQL Package?

  • Implement DBMS_SQL with a Parameterized DML Statement

  • Dynamic SQL Functional Completeness

Design Considerations for PL/SQL Code

  • Standardize Constants and Exceptions

  • Understand Local Subprograms

  • Write Autonomous Transactions

  • Implement the NOCOPY Compiler Hint

  • Invoke the PARALLEL_ENABLE Hint

  • The Cross-Session PL/SQL Function Result Cache

  • The DETERMINISTIC Clause with Functions

  • Usage of Bulk Binding to Improve Performance

Triggers

  • Describe Triggers

  • Identify the Trigger Event Types and Body

  • Business Application Scenarios for Implementing Triggers

  • Create DML Triggers using the CREATE TRIGGER Statement and SQL Developer

  • Identify the Trigger Event Types, Body, and Firing (Timing)

  • Differences between Statement Level Triggers and Row Level Triggers

  • Create Instead of and Disabled Triggers

  • How to Manage, Test and Remove Triggers?

Creating Compound, DDL, and Event Database Triggers

  • What are Compound Triggers?

  • Identify the Timing-Point Sections of a Table Compound Trigger

  • Understand the Compound Trigger Structure for Tables and Views

  • Implement a Compound Trigger to Resolve the Mutating Table Error

  • Comparison of Database Triggers to Stored Procedures

  • Create Triggers on DDL Statements

  • Create Database-Event and System-Events Triggers

  • System Privileges Required to Manage Triggers

PL/SQL Compiler

  • What is the PL/SQL Compiler?

  • Describe the Initialization Parameters for PL/SQL Compilation

  • List the new PL/SQL Compile Time Warnings

  • Overview of PL/SQL Compile Time Warnings for Subprograms

  • List the benefits of Compiler Warnings

  • List the PL/SQL Compile Time Warning Messages Categories

  • Setting the Warning Messages Levels: Using SQL Developer, PLSQL_WARNINGS Initialization Parameter, and the DBMS_WARNING Package Subprograms

  • View Compiler Warnings: Using SQL Developer, SQL*Plus, or the Data Dictionary Views

Manage Dependencies

  • Overview of Schema Object Dependencies

  • Query Direct Object Dependencies using the USER_DEPENDENCIES View

  • Query an Object’s Status

  • Invalidation of Dependent Objects

  • Display the Direct and Indirect Dependencies

  • Fine-Grained Dependency Management in Oracle Database 12c

  • Understand Remote Dependencies

  • Recompile a PL/SQL Program Unit

  • Học tại Hồ Chí Minh

  • Học tại Hà Nội

  • Học trực tuyến


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