O11144 : Oracle Database 11g: Program with PL/SQL

O11053 : Oracle Database 11g: Administration II
73001 : H Διοίκηση ανθρώπινου δυναμικού

O11144 : Oracle Database 11g: Program with PL/SQL

This course introduces students to PL/SQL and helps them understand the benefits of this powerful programming language. Students learn to create PL/SQL blocks of application code that can be shared by multiple forms, reports, and data management applications. Students learn to create anonymous PL/SQL blocks as well as stored procedures and functions.


The duration  of the program :



Instructor Led : 40 h

This course is intended for • Application Developers • Database Administrators Developer • Forms Developer • PL/SQL Developer • Portal Developer • System Analysts • Technical Consultant .

Course Objectives
Course Agenda
Describing the Human Resources (HR) Schema
PL/SQL development environments Available in this course
Introduction to SQL Developer

Introduction to PL/SQL
PL/SQL Overview
Benefits of PL/SQL Subprograms
Overview of the Types of PL/SQL blocks
Creating and Executing a Simple Anonymous Block
Generating Output from a PL/SQL Block

Declaring PL/SQL Identifiers
Different Types of Identifiers in a PL/SQL subprogram
Using the Declarative Section to Define Identifiers
Storing Data in Variables
Scalar Data Types
%TYPE Attribute
Bind Variables
Using Sequences in PL/SQL Expressions

Writing Executable Statements
Describing Basic PL/SQL Block Syntax Guidelines
Commenting Code
SQL Functions in PL/SQL
Data Type Conversion
Nested Blocks
Operators in PL/SQL

Interacting with the Oracle Server
Including SELECT Statements in PL/SQL to Retrieve data
Manipulating Data in the Server Using PL/SQL
The SQL Cursor concept
Using SQL Cursor Attributes to Obtain Feedback on DML
Saving and Discarding Transactions

Writing Control Structures
Conditional processing Using IF Statements
Conditional processing Using CASE Statements
Simple Loop Statement
While Loop Statement
For Loop Statement
The Continue Statement

Working with Composite Data Types
Using PL/SQL Records
Using the %ROWTYPE Attribute
Inserting and Updating with PL/SQL Records
INDEX BY Table Methods
INDEX BY Table of Records
Using Explicit Cursors
Understanding Explicit Cursors
Declaring the Cursor
Opening the Cursor
Fetching data from the Cursor
Closing the Cursor
Cursor FOR loop
Explicit Cursor Attributes

Handling Exceptions
Understanding Exceptions
Handling Exceptions with PL/SQL

Trapping Predefined Oracle Server Errors
Trapping Non-Predefined Oracle Server Errors
Trapping User-Defined Exceptions
Propagate Exceptions

Creating Stored Procedures
Creating a Modularize and Layered Subprogram Design
Modularizing Development With PL/SQL Blocks
Understanding the PL/SQL Execution Environment
The Benefits of Using PL/SQL Subprograms
The Differences Between Anonymous Blocks and Subprograms
Creating, Calling, and Removing Stored Procedures Using the CREATE Command and SQL Developer
Using Procedures Parameters and Parameters Modes
Viewing Procedures Information Using the Data Dictionary Views and SQL Developer
Creating Stored Functions
Creating, Calling, and Removing a Stored Function Using the CREATE Command and SQL Developer
Identifying the Advantages of Using Stored Functions in SQL Statements
Identify the steps to create a stored function
Using User-Defined Functions in SQL Statements
Restrictions When Calling Functions from SQL statements
Controlling Side Effects When Calling Functions from SQL Expressions
Viewing Functions Information

Creating Packages
Listing the Advantages of Packages
Describing Packages
The Components of a Package
Developing a Package
The Visibility of a Package’s Components
Creating the Package Specification and Body Using the SQL CREATE Statement and SQL Developer
Invoking the Package Constructs
Viewing the PL/SQL Source Code Using the Data Dictionary

Working With Packages
Overloading Subprograms in PL/SQL
Using the STANDARD Package
Using Forward Declarations to Solve Illegal Procedure Reference
Using Package Functions in SQL and Restrictions
Persistent State of Packages
Persistent State of a Package Cursor
Controlling Side Effects of PL/SQL Subprograms
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
How Does the DBMS_OUTPUT Package Work?
Using the UTL_FILE Package to Interact With Operating System Files
Using the UTL_MAIL Package
Using the UTL_MAIL Subprograms

Using Dynamic SQL
The Execution Flow of SQL
What is Dynamic SQL?
Declaring Cursor Variables
Dynamically Executing a PL/SQL Block

Using Native Dynamic SQL to Compile PL/SQL Code
Using DBMS_SQL Package
Using DBMS_SQL with a Parameterized DML Statement
Dynamic SQL Functional Completeness
Design Considerations for PL/SQL Code
Standardizing Constants and Exceptions
Using Local Subprograms
Using Autonomous Transactions
Using the NOCOPY Compiler Hint
Using the Cross-Session PL/SQL Function Result Cache
Using the DETERMINISTIC Clause with Functions
Using Bulk Binding to Improve Performance

Creating Triggers
Working With Triggers
Identifying the Trigger Event Types and Body
Business Application Scenarios for Implementing Triggers
Creating DML Triggers Using the CREATE TRIGGER Statement and SQL Developer
Identifying the Trigger Event Types, Body, and Firing (Timing)
Statement Level Triggers Versus Row Level Triggers
Creating Instead of and Disabled Triggers
Managing, Testing, and Removing Triggers

Creating Compound, DDL, and Event Database Triggers
Working With Compound Triggers
Identifying the Timing-Point Sections of a Table Compound Trigger
Compound Trigger Structure for Tables and Views
Using a Compound Trigger to Resolve the Mutating Table Error
Comparing Database Triggers to Stored Procedures
Creating Triggers on DDL Statements
Creating Database-Event and System-Events Triggers
System Privileges Required to Manage Triggers

Using the PL/SQL Compiler
Using the PL/SQL Compiler
Using the Initialization Parameters for PL/SQL Compilation
Using the New PL/SQL Compile Time Warnings
Overview of PL/SQL Compile Time Warnings for Subprograms
The Benefits of Compiler Warnings
The PL/SQL Compile Time Warning Messages Categories
Setting the Warning Messages Levels: Using SQL Developer, PLSQL_WARNINGS Initialization Parameter, and the DBMS_WARNING Viewing the Compiler Warnings: Using SQL Developer, SQL*Plus, or the Data Dictionary Views

Managing PL/SQL Code
What Is Conditional Compilation and How Does it Work?
Using Selection Directives
Using Predefined and User-Defined Inquiry Directives
The PLSQL_CCFLAGS Parameter and the Inquiry Directive
Using Conditional Compilation Error Directives to Raise User-Defined Errors
Using the DBMS_DB_VERSION Package
Using DBMS_PREPROCESSOR Procedures to Print or Retrieve Source Text°
Obfuscating and Wrapping PL/SQL Code

Managing Dependencies
Overview of Schema Object Dependencies
Querying Direct Object Dependencies Using the USER_DEPENDENCIES View
Querying an Object’s Status
Invalidation of Dependent Objects
Displaying Direct and Indirect Dependencies
Fine-Grained Dependency Management in Oracle Database 11g
Understanding Remote Dependencies
Recompiling a PL/SQL Program Unit

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