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Oracle SQL Beginner to Intermediate 8 Modules

Oracle SQL Course

A complete Oracle SQL course designed to build a strong practical foundation in querying, filtering, formatting, aggregation, joins, subqueries, set operators, DML, DDL, and DCL. This course follows a progressive structure from core query writing to professional database work.

Course Overview

This course is designed for students and developers who want to learn Oracle SQL through structured lessons, practical examples, and training-style exercises. Each lesson focuses on a core concept and moves gradually toward more advanced topics.

SELECT WHERE ORDER BY Functions GROUP BY HAVING JOINS SUBQUERIES SET OPERATORS DML DDL DCL
What You Will Learn

Learn how to retrieve, filter, sort, format, summarize, and combine data using Oracle SQL in real business scenarios.

Practical Focus

Every lesson includes examples, guided explanations, and tasks to help students practice and understand the concepts deeply.

Next Step

After completing this course, students will be ready to move to PL/SQL and Oracle APEX with a strong SQL foundation.

Course Modules

Module 01

SQL Basics: SELECT and WHERE

Introduction to SQL query structure, selecting columns, aliases, arithmetic operations, concatenation, and filtering records using WHERE conditions.

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Module 02

ORDER BY and Single-Row Functions

Learn sorting results and using Oracle single-row functions for characters, numbers, and dates to customize query output.

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Module 03

Conversion, General, and Group Functions

Understand TO_CHAR, TO_DATE, TO_NUMBER, NVL, NVL2, CASE, DECODE, and reporting aggregated data with group functions.

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Module 04

Joins and CUBE

Learn how to retrieve data from multiple tables using JOIN, USING, NATURAL JOIN, CROSS JOIN, outer joins, and grouping extensions like CUBE.

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Module 05

Subqueries

Study single-row, multiple-row, and correlated subqueries, and learn how to solve more advanced business questions using nested queries.

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Module 06

Set Operators and DML

Combine query results with UNION, UNION ALL, INTERSECT, and MINUS, then learn INSERT, UPDATE, DELETE, COMMIT, ROLLBACK, and SAVEPOINT.

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Module 07

DDL and DCL Final Lesson

Learn CREATE, ALTER, DROP, table constraints, user creation, privileges, GRANT, REVOKE, and complete the course with final structured practice.

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Final Page

Course Completion

A final closing page that summarizes what the student has learned and prepares them to move to the next learning track: PL/SQL and Oracle APEX.

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Recommended Learning Path

  1. Start with basic query structure and filtering.
  2. Move to formatting and single-row functions.
  3. Learn aggregation and grouped reporting.
  4. Understand relationships between tables using joins.
  5. Practice subqueries for advanced data retrieval.
  6. Use set operators and DML for data management.
  7. Finish with DDL and DCL to understand structure and security.
  8. Complete the final page and move to PL/SQL.

Course Completion Goal

By the end of this Oracle SQL course, the student should be able to write professional SQL queries, understand relationships between tables, apply functions and aggregation, manage data, define structures, and understand access control basics.

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