Oracle SQL & PL/SQL Fundamentals

Course Introduction

• Administration and Course Materials
• Course Structure and Agenda
• Delegate and Trainer Introductions

Session 1: RELATIONAL DATABASE CONCEPTS

• What is an Oracle Database
• Relational Database Structures
• Tables, Rows and Columns
• Indexes, Primary Keys and Foreign Keys
• Data Types
• The Data Dictionary

Session 2: USING SQL*PLUS

• What is SQL*Plus
• Getting Started
• Entering and Executing SQL Statements
• Editing SQL Statements
• Creating, Editing and Executing SQL Files

Session 3: USING SQL DEVELOPER

• What is Oracle SQL Developer
• Starting SQL Developer
• Configure a Connection
• Navigation Tabs
• SQL Worksheet

Session 4: RETRIEVING DATA WITH THE SELECT STATEMENT

• The SELECT Statement
• The SELECT and FROM Clauses
• Conditions and the WHERE Clause
• Other Conditional Operators
• Logical Operators
• The ORDER BY Clause
• Column Aliases
• Arithmetic Expressions
• Precedence of Operators

Session 5: AGGREGATE FUNCTIONS

• Overview of Built In Aggregate Functions
• The GROUP BY Clause
• The HAVING Clause

Session 6: JOINING TABLES

• Overview of Table Joins
• Inner Joins
• Table Aliases
• Outer Joins
• Self Joins
• ANSI Standard Joins

Session 7: NUMERIC, CHARACTER AND DATE FUNCTIONS

• Function Types
• Using the Table dual to try out Functions
• Numeric Functions
• Character Functions
• String Concatenation
• Date Arithmetic and Date Functions

Session 8: CONVERSION AND MISCELLANEOUS FUNCTIONS

• Conversion Functions
• The NVL and NVL2 Functions
• The DECODE Function
• CASE Expressions
• The COALESCE and NULLIF Functions

Session 9: SQL*PLUS PARAMETERS

• Command Line Substitution Parameters
• The Accept Command
• The Define and Undefine Commands

Session 10: USING SUBQUERIES

• Overview of Subqueries
• Use a Subquery as an Alternative to Join
• Handle Multiple Records in Subqueries
• Subquery in a Having Clause
• Anti-Join
• In-Line Views
• Top-N Queries
• Complex Subqueries
• Multi Column Subqueries
• Correlated Subqueries
• Subquery Rules
• Combining Unrelated Aggregates
• Using the ANY, ALL and SOME Operators

Session 11: MANAGING DATA

• Inserting Rows
• Updating Rows
• Deleting Rows
• Verifying Updates
• Transaction Control
• Commit and Rollback
• Savepoints
• Commits and Constraints
• Amending Data in SQL Developer

Session 12: MANAGING TABLES

• Creating Tables
• Specifying Constraints
• Altering Tables, Columns and Constraints
• Dropping Tables, Columns and Constraints
• Copying Tables

Session 13: MANAGING INDEXES AND VIEWS

• Creating Indexes
• Dropping Indexes
• Listing Indexes
• Creating and Using Views
• Dropping Views
• Listing Views

Session 14: MANAGING SEQUENCES AND SYNONYMS

• Create a Sequence
• View Sequence Details
• Create a Synonym
• List Synonyms

Session 15: PL/SQL FUNDAMENTALS

• What is PL/SQL?
• Basic Elements
• Variables and Constants
• Data Types
• Initialising Variables and Assigning Values
• Using SQL Statements in Code
• Generating Output to SQL or SQL Developer

Session 16: PROGRAM LOGIC

• IF THEN ELSIF ELSE Statements
• CASE Statements
• The Basic Loop Construct
• WHILE and FOR Loops
• Nested and Labelled Loops
• The GOTO Statement
• The CONTINUE Statement

Session 17: USING CURSORS

• What is a Cursor?
• Implicit and Explicit Cursors
• Cursor Operations
• Declaring, Opening and Closing Cursors
• Fetching Rows
• Status Checking
• Using Cursors FOR UPDATE
• The Cursor FOR Loop
• Parameterised Cursors

Session 18: EXCEPTIONS AND NESTED BLOCKS

• The EXCEPTION Section
• Types of Exception
• Handling Named System-Raised Exceptions
• Handling Un-named System-Raised Exceptions
• User-Declared Exceptions and Application Errors
• WHEN OTHERS THEN NULL
• Nested and Labelled Blocks
• Propagation of Exceptions
• Scope of Variables and Cursors
• Scope of Goto Statements

Session 19: PL/SQL RECORDS AND INDEX-BY TABLES

• Declaring Record Types
• Handling PL/SQL Records
• Nested Records
• Declaring PL/SQL Index-By Tables or Associative Arrays
• PL/SQL Table Built-in Functions
• Manipulating PL/SQL Tables or Associative Arrays