Curso SQL - Consultas en SQL para principiantes + ChatGPT

Curso SQL - Consultas en SQL para principiantes + ChatGPT – taught by Raúl Montesinos, is a hands‑on Udemy training that lets you master SQL fundamentals and AI‑assisted query writing. Updated July 2026, this free‑coupon course covers everything from basic SELECT statements to advanced optimization techniques, preparing you for data‑analyst, data‑scientist, or DBA roles. Learn practical MySQL commands, explore real‑world exercises, and discover how ChatGPT can generate and debug SQL code instantly.

---

What You'll Learn

• Build basic SELECT queries to retrieve precise records from single tables using MySQL Workbench.
• Master WHERE clauses and logical operators to filter data effectively in SQL.
• Learn how to order and limit result sets with ORDER BY and LIMIT for concise reporting.
• Understand aggregation functions such as SUM, AVG, MAX, MIN, and COUNT for summary analytics.
• Create inner, left, and right JOINs to combine related tables and extract relational insights.
• Implement subqueries within SELECT, FROM, WHERE, and HAVING to solve complex data problems.
• Apply indexing and query‑tuning strategies to improve performance of slow SQL statements.
• Analyze database interactions using ChatGPT, generating queries and interpreting results automatically.

---

Course Details

• Instructor: Raúl Montesinos
• Rating: 4.4 stars (reviews)
• Language: Español (es‑LA)
• Certificate: Yes, upon completion
• Includes: Lifetime access, mobile‑friendly videos, downloadable resources

---

What This Course Covers

Introducción a SQL y MySQL

• Instalación y configuración de MySQL en Windows.
• Creación de bases de datos y gestión de usuarios.
• Navegación básica en MySQL Workbench.
• Conceptos clave: tablas, columnas y tipos de datos.

Consultas SELECT y filtros

• Sintaxis básica de SELECT y alias de columnas.
• Uso de la cláusula WHERE con operadores de comparación.
• Aplicación de operadores lógicos (AND, OR, NOT).
• Filtrado avanzado con BETWEEN, LIKE e IN.

Funciones de agregación y ordenamiento

• Cálculo de totales y promedios con SUM y AVG.
• Obtención de valores extremos mediante MAX y MIN.
• Conteo de filas con COUNT y agrupamiento con GROUP BY.
• Ordenación de resultados mediante ORDER BY y limitación con LIMIT.

Joins y relaciones entre tablas

• Diferencias entre claves primarias y foráneas.
• Implementación de INNER JOIN para intersecciones exactas.
• Uso de LEFT y RIGHT JOIN para incluir registros no coincidentes.
• Resolución de conflictos de nombres con alias de tabla.

Subconsultas y optimización de consultas

• Inserción de subconsultas en SELECT, FROM y WHERE.
• Aplicación de HAVING para filtrar grupos agregados.
• Identificación de consultas lentas mediante EXPLAIN.
• Creación de índices y ajuste de caché para acelerar el rendimiento.

Integración con ChatGPT

• Generación automática de consultas SQL mediante prompts de ChatGPT.
• Interpretación de resultados y depuración asistida por IA.
• Automatización de tareas repetitivas de gestión de datos.
• Ejercicios interactivos que combinan código SQL y respuestas de ChatGPT.

---

Who Should Take This Course

• Beginners who have never written a SQL statement before.
• Aspiring data analysts seeking a solid foundation in relational databases.
• Junior developers transitioning to backend or database‑focused roles.
• Professionals aiming to become data scientists or DBAs and need practical SQL skills.
• Anyone interested in leveraging AI tools like ChatGPT for faster query development.

---

Prerequisites

• No prior experience needed — this course is beginner‑friendly.
• Basic computer literacy and ability to install software on Windows.
• Recommended: curiosity about data manipulation and willingness to practice queries.

---

Why Enroll in This Course

This course delivers a complete, practice‑driven pathway from SQL basics to performance tuning, all within a single Udemy platform. A free coupon provides 100 % off for a limited time, making it an ideal opportunity to start learning without financial barriers. The integration of ChatGPT distinguishes the training, giving learners a modern AI assistant that accelerates query creation and debugging. Enroll now to benefit from lifetime access and a recognized Udemy certificate.

---

Course Highlights

• Lifetime access to all video lessons and supplemental files.
• Self‑paced learning allows you to study whenever and wherever you like.
• Certificate of completion to showcase on LinkedIn or a résumé.
• Real‑world projects and interactive exercises reinforce each concept.
• AI‑enhanced module that teaches you to generate SQL with ChatGPT.
• Mobile‑friendly interface enables learning on smartphones and tablets.

---

Frequently Asked Questions

Q: Is this course really free?
A: Yes, the Udemy platform offers a free‑coupon option that removes the price entirely for a limited promotional period. Once applied, you can enroll without paying and retain full access to all course materials.

Q: What will I learn in this SQL course?
A: You will learn to write basic and advanced SQL queries, use filtering, ordering, and aggregation functions, perform joins, create subqueries, optimize performance, and harness ChatGPT to generate and troubleshoot SQL code.

Q: Do I get a certificate after completing this course?
A: Absolutely. Upon finishing all lectures and exercises, Udemy issues a downloadable certificate that verifies your mastery of SQL fundamentals and AI‑assisted query techniques.

Q: Is this course suitable for beginners?
A: The curriculum starts with introductory concepts, assumes no prior SQL knowledge, and gradually builds complexity, making it perfect for absolute beginners and those new to database work.

Q: How long do I have to enroll for free?
A: The free‑coupon promotion is time‑limited and typically expires within a few weeks of posting. Check the course page regularly to claim the 100 % discount before the deadline passes.

---

Final Thoughts

**Curso SQL - Consultas en SQL para principiantes