IT TRAINING

Oracle Database – Develop PL/SQL Program Units Ed 2

Developers with basic PL/SQL and SQL language skills can take this course. During this course you will learn to develop, execute, and manage PL/SQL stored program units such as procedures, functions, packages, and database triggers. You will also learn to manage, PL/SQL subprograms and triggers.

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:

  • Use conditional PL/SQL compilation and obfuscate (hide) code
  • Create triggers to solve business challenges
  • Manage dependencies between PL/SQL subprograms
  • Design PL/SQL code for predefined data types, local subprograms, additional pragmas and standardized constants and exceptions
  • Use the compiler warnings infrastructure
  • Create, use, and debug stored procedures and functions
  • Design and use PL/SQL packages to group and contain related constructs
  • Create overloaded package subprograms for more flexibility
  • Use the Oracle supplied PL/SQL packages to generate screen output, file output, and mail output
  • Write dynamic SQL for more coding flexibility
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 Appendixes Used in this Course
  • Full Human Resources (HR) Schema
  • Online Oracle Database 12c SQL and PL/SQL documentation
  • PL/SQL development environments available in this course
  • Using the SQL Worksheet
  • Executing SQL Statements
  • Working With Script Files
  • Creating and Executing Anonymous Blocks

Working with Oracle Database Exadata Express Cloud Service

  • Overview of Oracle Database Exadata Express Cloud Service
  • Accessing Cloud Database using SQL Workshop
  • Connecting to Exadata Express Database using Database Clients
  • Using SQL Developer to work with Exadata Express Database
  • Using SQLcl to work with Exadata Express Database
  • Using SQL*Plus to work with Exadata Express Database

Creating Stored Procedures

  • PL/SQL blocks and subprograms
  • Uses and benefits of procedures
  • Working with procedures
  • Using formal and actual parameters
  • Identify the available parameter-passing modes
  • Passing parameters using the positional, named, or combination techniques
  • Handling exceptions in procedures
  • Viewing the procedure information

Creating Functions and Debugging Subprograms

  • Creating Stored Functions
  • The Difference Between Procedures and Functions
  • Working with Functions
  • Identifying the Advantages of Using Stored Functions in SQL Statements
  • Using User-Defined Functions in SQL Statements
  • Using a PL/SQL Function in the SQL WITH Clause
  • Defining and executing PL/SQL functions in SQL statements
  • Restrictions When Calling Functions from SQL statements

Creating Packages

  • Using PL/SQL Packages
  • Components of a PL/SQL Package
  • Visibility of a Package’s Components
  • Developing a PL/SQL Package
  • Creating the Package Specification and Package Body
  • Invoking the Package Constructs
  • Creating and Using Bodiless Packages
  • Removing a Package

Working With Packages

  • Overloading Subprograms
  • Using Forward Declarations to Solve Illegal Procedure Reference
  • Initializing Packages
  • Using Package Functions in SQL and Restrictions
  • Controlling Side Effects of PL/SQL Subprograms
  • Persistent State of Packages
  • Persistent State of Package Variables and Cursors
  • Using PL/SQL Tables of Records in Packages

Using Oracle-Supplied Packages in Application Development

  • Using Oracle-Supplied Packages
  • Examples of Some of the Oracle-Supplied Packages
  • Working of DBMS_OUTPUT Package
  • Using the UTL_FILE Package to Interact With Operating System Files
  • Using the UTL_MAIL Package

Using Dynamic SQL

  • Introduction to Dynamic SQL
  • The Execution Flow of SQL
  • Working With Dynamic SQL
  • When Do You Need Dynamic SQL?
  • Using Native Dynamic SQL (NDS)
  • Dynamic SQL with mock up application
  • Using BULK COLLECT and FORALL
  • Dynamic SQL using DBMS_SQL package

Creating Triggers

  • Different types of triggers
  • Database triggers and their use
  • Creating database triggers
  • Database trigger firing rules
  • Removing database triggers

Creating Compound, DDL, and Event Database Triggers

  • Compound triggers
  • Mutating tables
  • Creating triggers on DDL statements
  • Creating triggers on system events
  • Displaying information about triggers

Design Considerations for PL/SQL Code

  • Standardizing constants with a constant package
  • Standardizing exceptions with an exception package
  • Writing PL/SQL code that uses local subprograms
  • Grant Roles to PL/SQL Packages and Standalone Stored Subprograms
  • Using the NOCOPY compiler hint to pass parameters by reference
  • Using the PARALLEL ENABLE hint for optimization
  • Using the AUTONOMOUS TRANSACTION pragma
  • Describing the differences between invoker rights and definer rights

Using PL/SQL compiler

  • Using the PL/SQL Compiler with initialisation parameters
  • Using the PL/SQL Compile Time Warnings
  • Viewing the Current Setting of PLSQL_WARNINGS
  • Viewing the Compiler Warnings
  • Guidelines for using PLSQL_WARNINGS
  • Conditional Compilation

Managing Dependencies

  • Dependent and referenced objects
  • Tracking procedural dependencies with dictionary views
  • Predicting the effect of changing a database object
  • Managing local and remote procedural dependencies

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

Certification programs
There are no certifications associated with this course.