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Overview

The objective of this Oracle training class is to provide a comprehensive introduction to the SQL database language within the context of an Oracle database. This Oracle course can be tailored for application designers and developers, database administrators, and business users and non-technical end users.

Goals
  1. Understand how Oracle works
  2. Learn to use Oracle to output reports
  3. Learn to write queries getting data from multiple tables.
  4. Learn to create Users and Schemas.
  5. Learn to use pseudo-columns and functions.
  6. Learn to write simple and correlated subqueries.
  7. Learn to write simple and complex joins.
  8. Learn to use ROLLUP and CUBE.
  9. Learn to use SET operators.
  10. Learn to use character and non-character SQL functions.
  11. Learn to write INSERT, UPDATE, and DELETE statements.
  12. Learn to create tables.
  13. Learn to use keys and constraints to protect data integrity.
  14. Learn to use views, indexes, sequences, and synonyms.
Outline
  1. Relational Database Basics
    1. Brief History of SQL
    2. Relational Databases
      1. Tables
      2. Rows
      3. Columns
      4. Relationships
      5. Datatypes
      6. Primary Keys
      7. Foreign Keys
      8. Relational Database Management System
    3. Popular Databases
      1. Commercial Databases
      2. Popular Open Source Databases
      3. Valid Object References
    4. SQL Statements
      1. Database Manipulation Language (DML)
      2. Database Definition Language (DDL)
      3. Database Control Language (DCL)
  2. Simple SELECTs
    1. Introduction to the Northwind Database
    2. Some Basics
      1. Comments
      2. Whitespace and Semi-colons
      3. Case Sensitivity
    3. SELECTing All Columns in All Rows
    4. Exploring the Tables
    5. SELECTing Specific Columns
    6. Sorting Records
      1. Sorting By a Single Column
      2. Sorting By Multiple Columns
      3. Sorting By Column Position
      4. Ascending and Descending Sorts
    7. The WHERE Clause and Operator Symbols
      1. Checking for Equality
      2. Checking for Inequality
      3. Checking for Greater or Less Than
      4. Checking for NULL
      5. WHERE and ORDER BY
    8. The WHERE Clause and Operator Words
      1. The BETWEEN Operator
      2. The IN Operator
      3. The LIKE Operator
      4. The NOT Operator
    9. More SELECTs with WHERE
    10. Checking Multiple Conditions
      1. AND
      2. OR
      3. Order of Evaluation
    11. Writing SELECTs with Multiple Conditions
  3. Advanced SELECTs
    1. Calculated Fields
      1. Concatenation
      2. Mathematical Calculations
      3. Aliases
    2. Calculating Fields
    3. Aggregate Functions and Grouping
      1. Aggregate Functions
      2. Grouping Data
      3. Selecting Distinct Records
    4. Working with Aggregate Functions
    5. Built-in Data Manipulation Functions
      1. Common Math Functions
      2. Common String Functions
      3. Common Date Functions
    6. Data Manipulation Functions
  4. Subqueries, Joins and Unions
    1. Subqueries
    2. Joins
      1. Table Aliases
      2. Multi-table Joins
    3. Using Joins
    4. Outer Joins
    5. Unions
      1. UNION ALL
      2. UNION Rules
    6. Working with Unions
  5. If time allows, one or more of the following may be covered:
    1. Conditional Processing with CASE
    2. INSERT, UPDATE, DELETE
    3. Student Challenges - Design your own reports
  6. Users and Schemas
    1. Introduction to Users and Schemas
      1. Definitions and Client Tools
      2. SQL Developer Login
    2. About the HR Schema
      1. Sample Schemas
      2. HR Schema Entities
    3. Creating An Application Schema
    4. Exercise: Create a User
  7. Pseudo Columns & Functions
    1. Using The Dual Table
    2. Functions
    3. Exercise: Use the SYSCONTEXT function
    4. Pseudo-Columns
    5. Using Rowid
    6. Using Rownum
    7. Exercise: Use ROWNUM
  8. Using Subqueries
    1. Simple Subqueries
      1. Definition
      2. Nested Subquery
    2. Inline Views
      1. Subquery in the HAVING clause
    3. Correlated Subqueries
    4. Scalar Subquery
    5. Exercise: Subqueries
  9. Joining Tables
    1. Review of Joins
    2. Equijoins
      1. Inner Joins
      2. Outer Joins
    3. Cross Joins
    4. Reflexive Join
    5. Non-Key Join
    6. Natural Joins
    7. Semijoins and Antijoins
    8. Using Named Subqueries
    9. Exercise: Join Exercises
  10. Rollup & Cube
    1. About Group Processing
    2. EMP_DETAILS_VIEW
    3. Simple GROUP BY
    4. ROLLUP Function
    5. GROUPING Function
    6. Using Cube
    7. Exercise: Practice GROUP BY, ROLLUP and CUBE
  11. Using Set Operators
    1. Set Operators Defined
    2. Relationship to Mathematical Set Theory
    3. Restrictions on Set Operators
    4. Exercise: Set Operators Exercise
  12. Conditional Processing
    1. The DECODE Function
    2. The Case Expression
    3. Exercise: Conditional Processing
  13. SQL Functions (Character)
    1. What Are SQL Functions?
    2. Character Functions
      1. CONCAT
      2. LENGTH
      3. INSTR
      4. REPLACE
      5. UPPER
      6. LOWER
      7. INITICAP
      8. LPAD
      9. RPAD
      10. TRIM
      11. TO_CHAR
      12. SOUNDEX
    3. Regular Expressions
    4. Exercise: Character Functions
  14. SQL Functions (Non-Character)
    1. Numeric Functions
      1. The TO_CHAR Function with numbers
    2. Date/Time Functions
    3. Date Format Functions
    4. Date Arithmetic Functions
    5. Null Value Functions
    6. Exercise: SQL Non-Character Functions
  15. SQL Data Manipulation Language
    1. The INSERT Statement
      1. INSERT Statement Categories
    2. The UPDATE Statement
    3. The DELETE Statement
    4. Transactions
    5. Complex Table References
    6. The MERGE statement
    7. Exercise: Data Manipulation Language (DDL)
Class Materials

Each student in our Live Online and our Onsite classes receives a comprehensive set of materials, including course notes and all the class examples.

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