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Advanced SQL : The Ultimate Guide (2026)

Level Up Your Oracle SQL Knowledge From Intermediate to Advanced and Become an In-Demand Database SQL Expert in Oracle!

Role Play

Created byDatabase Masters | 300,000+ Successful Students Worldwide, Code Star Academy

Last updated 2/2026

English

What you'll learn

All Advanced SQL Topics Necessary to Become an Expert in SQL!
Learn How to Construct Advanced SQL Queries with Hundreds of Examples!
Write, Read & Analyze Advanced SQL Queries Easily!
Over 130+ Lectures, 13+ Hours of On-Demand High-Quality Content!
Learn Advanced SQL Functions in Oracle
Get a Better Job and Income!
Master at Analytical SQL Functions in Oracle
Learn How to Work with Regular Expressions
Introduction to All Database Concepts
Creating, Using, Managing Indexes
Creating, Using, and Working with Views
Creating, Using, and Working with Synonyms
Creating, Using and Working with Sequences
Using, Working with SQL Data Dictionary Views
Using Advanced SQL Subqueries
Generating (Dynamic) SQL Scripts
Advanced Data Manipulations
Advanced Data Aggregation Techniques
Working with SQL Windowing Functions
7/24 Lifetime Support from the Authors
Supportive Working Materials from Authors
Quizzes & Assessments, and More!

Course content

18 sections • 146 lectures • 14h 2m total length

Introduction1:23
This is a brief introduction to why you should learn Advanced SQL and take this course.
UDEMY 101: How to Use Udemy? +Some Useful Tips5:01
This lecture is about how to use the Udemy platform. And also includes some useful tips to get most of out the course.

About the Database Installation3:02
The Ways to Get a Database14:50
In this SQL tutorial, the participants will learn how to get a database to proceed with the Advanced SQL: SQL Expert Certification Preparation course.
Option 1: Downloading The Virtual Machine Image (.ova) File2:08
In this advanced SQL tutorial, the advanced SQL course participants will learn how to download the virtual machine image (OVA) file, set up a fully functional database ready for use.
Option 1: Downloading and Installing VirtualBox3:06
In this advanced SQL tutorial, the advanced SQL course participants will learn how to download and install the VirtualBox virtualization software, enabling them to use the image we downloaded in the previous lesson. This software will provide access to a pre-configured Linux operating system with an installed database, ready for use.
Option 1: Getting Started with VirtualBox: Setup and Configuration5:06
In this advanced SQL tutorial, the advanced SQL participants will learn how to import the VirtualBox image we downloaded in the previous lesson into the VirtualBox software, ensuring a seamless setup and smooth operation.
Option 1: Configuring SQL Developer for the Virtual Machine11:37
In this advanced SQL tutorial, the advanced SQL course participants will learn how to download and install the SQL Developer tool on their Windows machine, and connect it to a database running on a Linux server that we set up in previous lessons. The advantage of this setup is that we’ll use the pre-configured Linux image solely as the database server, while SQL Developer, installed on Windows, will handle the queries. This configuration enhances both performance and stability, allowing SQL Developer to run faster and more smoothly.
Option 1: Using SQL Developer with Virtual Machines4:09
In this advanced SQL tutorial, the advanced SQL course participants will learn how to use the SQL Developer tool to run queries and follow along with the course content.
Option 1: How to Install the Virtual Box on Mac OS X?1:59
Important Note0:40
For the students who could succeed to complete the Option-1
What is Pluggable Database (Multitenant Architecture)?3:13
In this lecture, you're going to learn what the pluggable database (multitenant architecture) is in Oracle Database.
Lesson keywords: "multitenant architecture", "oracle pluggable database".
Option 2: Downloading And Installing the Oracle Database18:00
In this lecture, students are going to learn the oracle database 19c installation.
Lecture keywords: "oracle", "oracle sql", "oracle database", "oracle database installation", "oracle database 19c installation".
Option 2: Unlocking the HR Schema7:34
In this lecture, our students are going to learn how to unlock the HR schema to practice throughout the course.
Lesson keywords: "hr schema", "unlock hr schema".
Option 2: Configuring and Using the SQL Developer22:14
Option 2: Installing Sample Schemas in Oracle Database7:44
In this SQL tutorial, the course participants will learn about the easiest way how to install Oracle Sample Schemas to be able to work with many database sample schemas provided by Oracle.
Option 2: HR Schema Create Code (If You Could Not Get the HR User in Other Ways)32:33
This code includes the SQL script to create the HR schema manually with all its data.
Note 1: You should use this script if you could not have the HR schema properly.
Note 2: Just select all the script and execute in one step when connected as the SYS or SYSTEM user.
Option 3: Using Oracle Live SQL7:40
Option 3: About Oracle Live SQL Restrictions0:25
The Sample (HR) Schema Used in This Course7:23

Introducing Database Objects and Reaching Another User's Objects9:37
You need to be familiar with Database Objects to understand Advanced SQL subjects easily.
Reaching Another User's Objects6:20
Explains how to reach another user's objects (tables, views, etc) with SQL queries
Course Materials0:19
This working document is prepared for our students.
Don't Forget to Leave a Rating!0:21
This lecture introduces shows how much we appriciate your thoughts.
Code Samples9:46
Sample codes that I have used along the Advanced SQL Course
Quiz 1

What Are Data Dictionary Views?1:15
A brief introduction for Data Dictionary Views
What Is There In Data Dictionary Views?1:12
Explains what is there in Data Dictionary Views and how can we use them with SQL Queries.
Dictionary Table3:18
Explains Dictionary Table with SQL query
Differences Between USER, ALL, DBA, V$ Prefixes1:30
A biref explanation on the difference between user, all, dba and v$ prefixes that you can use with your SQL Queries.
USER_OBJECTS, ALL_OBJECTS, DBA_OBJECTS Views9:13
Explains these subjects with using SQL queries and with different users.
USER_TABLES View5:11
Explains User_tables data dictionary view to see the tables that we can use with our SQL queries.
USER_TAB_COLUMNS View5:04
Explains user_tab_colums view with SQL query.
User Constraints View9:47
Explains user_constraints view and how to use this view with our sql queries in detail
USER_CONS_COLUMNS View5:28
Explains how to get columns of our constraints with sql queries.
USER_TAB_COMMENTS & USER_COL_COMMENTS Views3:42
How we get the comments on tables or columns with using SQL Queries
Quiz 2

What is a Sequence and Why is It Used For?1:27
A biref explanation for sequences and the usage with SQL.
Creating Sequences6:42
How to create sequences with using SQL codes
Modifying Sequences2:47
Explains how to modify sequences with SQL codes
Dropping Sequences1:23
Explains how to drop sequences with using just one SQL code.
Using Sequences9:08
Explains how to use sequences with SQL codes in detail.
Using Sequences As a Default Value4:30
How can we use sequences as a default value with our SQL DML operations.
Sequence Caching2:28
Explains how to and why cache sequences and how effects our SQL.
User Sequences2:29
Explains how to query our sequences with sql codes.
Quiz 3

What is an Index and Why is It Used For?2:43
A brief explanation for indexes' usage and benefits in SQL queries
Types of Indexes2:32
Explains types of indexes and which one to choose in your sql codes
Creating Indexes8:02
Explains how to create indexes with or without SQL queries.
Creating Index on Table Creation7:43
How to create index while creating a table with SQL codes.
Function Based Indexes4:52
Explains why and how to create function based indexes with your SQL Codes.
Multiple Indexes With Same Columns9:04
The way and why for creating multiple indexes in your SQL
Dropping Indexes2:51
How to drop an Index with just one SQL Code
USER_INDEXES and USER_IND_COLUMNS Views4:03
How to get information about indexes with a simle SQL Query
Optimizing Queries with SQL Indexes: A Hands-On Challenge
Quiz 5

What is a View and Why Is It Used For?3:04
SQL, Advanced sql: This lesson includes View topics and using views with lots of examples.
Types Of Views1:58
SQL, Advanced sql: In this lesson we're going to learn "Types of Views" in Oracle Database.
Creating Simple Views12:25
SQL, advanced sql: In this lesson we're going to learn how to create "Simple Views" in Oracle Database.
Creating Complex Views4:35
SQL, Advanced sql: In this lesson we're going to learn how to create "Complex Views" in Oracle Database.
Modifying Views3:37
SQL, Advanced sql: In this lesson we're going to learn how to modify a view (Modifying Views) in Oracle Database.
Analyzing User Views3:20
SQL, Advanced SQL: This lesson explains "Analyzing User Views" in Oracle Database.
Performing DML Operations with Views6:52
SQL, Advanced SQL: This lesson covers Performing DML operations vith views.
Using WITH CHECK OPTION Clause11:06
SQL, Advanced SQL: In this lesson we're going to learn "Using with CHECK Option" in Oracle Database.
Preventing DML Operations on A View2:22
SQL, Advanced sql: In this lesson we're going to learn how to prevent DML(Data Manipulation Languages) Operations on a view in Oracle Database.
Dropping Views2:14
SQL, Advanced SQL: In this lesson we're going to learn how to drop a view (Dropping Views) in Oracle Database.
Quiz 6

What is a Materialized View and Why is it Used For?5:12
SQL, Advanced SQL: This lesson introduces Materialized Views section.
Creating Materialized Views Part 16:32
SQL, Advanced SQL: In this lesson we're going to learn how to create Materialized Views. (Part 1)
Creating Materialized Views Part 24:54
SQL, Advanced SQL: In this lesson we're going to learn how to create Materialized Views. (Part 2)
Complex Materialized Views3:49
SQL, Advanced SQL: In this lesson we're going to learn how to create Complex Materialized Views.
Types of Refreshing Materialized Views10:02
SQL, Advanced SQL: This lesson we're going to learn Types of Refreshing Materialized Views.
Refreshing Materialized Views Manually10:39
SQL, Advanced SQL: In this lesson we are going to learn how to refresh materialized views manually.
Scheduling Periodic Refresh of Materialized Views1:48
SQL, Advanced SQL: In this lesson we're going to learn Scheduling Periodic Refresh of Materialized Views.
Quiz 7

Using Subqueries as a Source5:56
SQL, Advanced SQL: This lesson explains how do we use a subquery as a source.
Scalar Subqueries9:11
SQL, Advanced sql: In this lesson we are going to learn Scalar Subqueries.
Multiple Column Subqueries7:21
SQL, Advanced sql: In this lesson we are going to learn Multiple Column Subqueries.
Correlated Subqueries4:18
SQL, Advanced sql: In this lesson we are going to learn Correlated Subqueries.
EXISTS Operator5:16
SQL, Advanced sql: In this lesson we are going to learn how do we use EXISTS Operator in Advanced Subqueries.
NOT EXISTS Operator4:56
SQL, Advanced sql: In this lesson we are going to learn how do we use NOT EXISTS Operator in Advanced Subqueries.
Using WITH Clause6:31
SQL, Advanced sql: In this lesson we are going to learn Using "WITH" Clause.
Using Recursive WITH Clause5:33
SQL, Advanced sql: In this lesson we are going to learn Using Recursive "WITH" Clause.
Inserting Data By Using a Subquery as a Target7:06
SQL, Advanced sql: In this lesson we are going to learn how to Insert Data by Using A Subquery.
Manipulating Data by Using "WITH CHECK OPTION" Keyword6:24
SQL, Advanced sql: In this lesson we are going to learn Manipulating Data by Using "WITH CHECK OPTION" Keyword.
Correlated Update6:15
SQL, Advanced sql: In this lesson we are going to learn Correlated Update.
Correlated Delete2:33
SQL, Advanced sql: In this lesson we are going to learn Correlated Delete.
Quiz 8

Requirements

Nothing more than a working computer (All PC, Mac, Linux, Users are All Welcome!)
Basic SQL Knowledge is Preferred
No Previous Programming Experience is required!
No Paid Tools are Required!

Description

Welcome to

Most Comprehensive
Well-Organized
Professionally Designed by SQL Experts

Advanced SQL course, not only in Udemy but also on the planet!

This Advanced SQL course is the "One", "Enough", and "Ultimate" course to make you an "SQL Expert!".

Here is the chance for you to Advance Your SQL Knowledge and Get Better Income From Your Job, like $200-300k per/year.

Get Oracle's SQL Expert Certification.

Oracle has two Certification Exams for SQL;

The first one (SQL Fundamentals) covers the basic subjects (All of these subjects are covered in my first course.)

The second one (SQL Expert) covers more advanced subjects including the basic ones. (All the advanced subjects (and more) for this exam are covered in this course.)

All the subjects are explained in detail and exampled as many as I do with Oracle's HR schema. You can check the subjects from Oracle's related pages.

Now, you are looking at a course that will make you pass this exam.

You can ask any questions about this course from the discussion board.
Your questions will be answered as soon as possible.

You can check our website for further details.

What are you going to learn from this Advanced SQL course?

Introducing Database Objects
Data Dictionary Views
Creating, Using, and Managing Sequences
Creating, Using, and Analyzing Synonyms
Understanding and Using Indexes
Creating, Using, and Managing Views
Creating, Using, and Managing Materialized Views
Creating and Using Advanced Subqueries
Advanced-Data Manipulation
Controlling Schema Objects
Administering User Privileges and Roles
Hierarchical Queries (Tree Structure)
Writing Advanced SQL Scripts
Generating Dynamic SQL Scripts
Analytical SQL Functions
Regular Expressions
And much more beyond these like:
- Supportive Course Materials
- Quizzes
- Bonus Lectures
- Regular Course Updates
- Lifetime Support from Authors

More?

Hundreds of Examples
Well-Organized Course Content by SQL Experts
In-Depth Subjects (All Subjects are Explained in All Detail)
Lifetime Author(s) Support

Who this course is for:

This SQL Course is meant for who already know SQL in basic level and want to improve it to Advance
This course is not for newbies. (Newbies can take our fundamental SQL courses by checking the Intructor Page)

Advanced SQL : The Ultimate Guide (2026)

What you'll learn

Explore related topics

Course content

Course Introduction2 lectures • 6min

Software Installation18 lectures • 2hr 33min

Introducing Database Objects5 lectures • 26min

Data Dictionary Views10 lectures • 46min

Creating, Using and Managing Sequences8 lectures • 31min

Creating, Using and Analyzing Synonyms4 lectures • 16min

Understanding Indexes9 lectures • 42min

Managing Views10 lectures • 52min

Materialized Views7 lectures • 43min

Using Advanced Subqueries12 lectures • 1hr 11min

Requirements

Description

Who this course is for: