Oracle 9i Introduction to PL/SQL

This course has been superseded

We suggest the following instead:
Oracle Database: PL/SQL I Introduction

Course Description

This course will introduction the Oracle 9i PL/SQL prgramming language. Students will control data sharing and locking, develop an understanding of multi-user and concurrent transactions and develop database triggers, stored procedures and functions.

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2 Days
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Prerequisites

Oracle 9i Foundation: SQL Basics & SQL *Plus or equivalent experience.

PL/SQL Basics

SQL and PL/SQL
PL/SQL anonymous block structure
PL/SQL Datatypes
Variable declarations
Object naming rules
Executable Statements
Repetition control
LOOP Statements - Basic LOOP, WHILE, FOR
CASE Expressions and Statements
Basic Coding Standards
SQL *PLUS development environment

Working with Database Data

Selecting single and multiple rows
Referencing other variables or a database column`s datatypes
Modifying database data (DML)
Implicit cursor attributes
Transaction control commands
Autonomous Transactions
Selecting data into PL/SQL variables
Declaring explicit cursors
Referencing other structures datatypes
Using the cursor FOR LOOP
Displaying messages with DBMS_OUTPUT
FOR UPDATE / WHERE CURRENT OF

Exception Handling

Writing an exception handler section
Handling predefined exceptions
Handling user-defined exceptions
Controlling exception processing
Using RAISE_APPLICATION_ERROR
Preventing PRAGMA EXCEPTION_INIT
Using SQLCOSE and SQLERRM

Stored PL/SQL Objects

Introduction to procedures and functions stored in the database
Creating stored PL/SQL objects
Passing values with parameters
Formal vs. actual parameters
Parameter types - IN / OUT / IN OUT
Creating procedures, functions, packages, package bodies
Introduction to database triggers
Viewing and recompiling stored code
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