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SQL and PostgreSQL for Beginners: Become a SQL Expert

A practical and easy-to-follow course that equips beginners with strong SQL and PostgreSQL fundamentals.

access

Lifetime

level

Beginner

certificate

Certificate of completion

language

English

What will you in SQL and PostgreSQL for Beginners: Become a SQL Expert Course

  • Understand the basics of databases and how SQL is used to interact with them.
  • Learn how to write SQL queries to retrieve, insert, update, and delete data.
  • Master PostgreSQL syntax, functions, and operators.

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  • Create and manage tables, indexes, constraints, and joins.
  • Work on real-world projects using PostgreSQL for hands-on practice.

Program Overview

Module 1: Introduction to Databases & SQL

⏳ 30 minutes

  • What is a database, what is SQL, and why they matter.

  • Relational database concepts and the role of PostgreSQL.

Module 2: Basic SQL Operations

⏳ 60 minutes

  • SELECT, INSERT, UPDATE, and DELETE statements.

  • Filtering with WHERE, using ORDER BY, and limiting results.

Module 3: Functions, Operators & Expressions

⏳ 45 minutes

  • Using aggregate functions (COUNT, SUM, AVG).

  • Working with string, numeric, and date functions.

Module 4: Joins & Relationships

⏳ 60 minutes

  • INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

  • Understanding primary and foreign keys.

Module 5: Data Modeling & Table Management

⏳ 60 minutes

  • Creating tables with constraints (PK, FK, UNIQUE).

  • Dropping, altering, and indexing tables.

Module 6: PostgreSQL Tools & Environment Setup

⏳ 30 minutes

  • Installing PostgreSQL and using pgAdmin or CLI.

  • Connecting to a database and executing queries.

Module 7: Real-World Project & Practice

⏳ 60 minutes

  • Building a mini database project using PostgreSQL.

  • Writing and optimizing complex queries.

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Job Outlook

  • High Demand: SQL is a must-have skill in data analysis, backend development, and business intelligence.
  • Career Advancement: Opens doors to roles like Data Analyst, Database Developer, and BI Engineer.
  • Salary Potential: SQL professionals earn between $60K–$120K annually.
  • Freelance Opportunities: Valuable for freelance work involving reporting, dashboarding, and backend setup.
9.6Expert Score
Highly Recommended
A solid, beginner-focused course that teaches both foundational SQL and practical PostgreSQL usage.
Value
9.3
Price
9.5
Skills
9.7
Information
9.6
PROS
  • Clear instruction ideal for beginners.
  • Covers both theory and hands-on projects.
  • Teaches PostgreSQL environment setup.
CONS
  • No advanced SQL topics like window functions or triggers.
  • Lacks certification or exam preparation content.

Specification: SQL and PostgreSQL for Beginners: Become a SQL Expert

access

Lifetime

level

Beginner

certificate

Certificate of completion

language

English

SQL and PostgreSQL for Beginners: Become a SQL Expert
SQL and PostgreSQL for Beginners: Become a SQL Expert
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