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SQL Query Optimization Courses & Coupons | Comidoc

SQL Query Optimization

SQL Query Optimization

SQL Query Optimization

Write efficient and performant SQL queries to minimize execution time and improve database responsiveness and scalability.

Optimizing SQL

Query Tuning

SQL Performance

Efficient SQL

Paid courses are visible

Curso SQL: De Principiante a Avanzado

Raul Montesinos

Curso SQL: De Principiante a Avanzado

Curso SQL: De Principiante a Avanzado

(4.48 with 3.7K reviews)

139.6K

students

6.6 hours

content

Feb 2026

updated

$17.99

SQL and PostgreSQL: The Complete Developer's Guide

SQL and PostgreSQL: The Complete Developer's Guide

SQL and PostgreSQL: The Complete Developer's Guide

(4.68 with 12.8K reviews)

83.4K

students

22 hours

content

Feb 2026

updated

$34.99

Oracle SQL Performance Tuning Masterclass (2026)

Database Masters |

Oracle SQL Performance Tuning Masterclass (2026)

Oracle SQL Performance Tuning Masterclass (2026)

(4.64 with 9.7K reviews)

55.4K

students

21 hours

content

Jan 2026

updated

$11.99

Mastering Amazon Redshift Development & Administration

Siddharth Mehta

Mastering Amazon Redshift Development & Administration

Mastering Amazon Redshift Development & Administration

(4.37 with 2.5K reviews)

17.3K

students

18 hours

content

Oct 2022

updated

$14.99

Query optimization techniques in SQL

Query optimization techniques in SQL

Query optimization techniques in SQL

(3.77 with 274 reviews)

13.1K

students

57 minutes

content

Feb 2022

updated

FREE

Beginners Introduction to SQL and Database Part II

Beginners Introduction to SQL and Database Part II

Beginners Introduction to SQL and Database Part II

(4.43 with 121 reviews)

7.3K

students

2.0 hours

content

Oct 2024

updated

FREE

Databricks Certified Associate Developer for Apache Spark 4

Databricks Certified Associate Developer for Apache Spark 4

Databricks Certified Associate Developer for Apache Spark 4

(4.67 with 487 reviews)

4.6K

students

28 hours

content

Mar 2026

updated

$14.99

T-SQL Training with Real World Scenarios:Tricks of the Trade

T-SQL Training with Real World Scenarios:Tricks of the Trade

T-SQL Training with Real World Scenarios:Tricks of the Trade

(4.57 with 512 reviews)

2.8K

students

6.1 hours

content

Dec 2024

updated

$14.99

SQL Tricky Interview Questions Preparation Course

KnowledgePowerhous

SQL Tricky Interview Questions Preparation Course

SQL Tricky Interview Questions Preparation Course

(4.27 with 349 reviews)

2.8K

students

2.9 hours

content

Feb 2018

updated

$12.99

Complete MySQL Bootcamp: SQL Masterclass Beginners to Expert

Creative Online Sc

Complete MySQL Bootcamp: SQL Masterclass Beginners to Expert

Complete MySQL Bootcamp: SQL Masterclass Beginners to Expert

(5.00 with 5 reviews)

2.0K

students

1.2 hours

content

Dec 2025

updated

$14.99

Advanced Data Warehouse Performance Optimization

Advanced Data Warehouse Performance Optimization

Advanced Data Warehouse Performance Optimization

(3.83 with 23 reviews)

2.2K

students

57 minutes

content

Oct 2023

updated

FREE

1Z0-071 Oracle Database SQL Associate Practice Test

1Z0-071 Oracle Database SQL Associate Practice Test

1Z0-071 Oracle Database SQL Associate Practice Test

(4.25 with 2 reviews)

1.5K

students

N/A

content

Feb 2026

updated

$17.99

Master MySQL with Generative AI Using ChatGPT : SQL using AI

Metla Sudha Sekhar

Master MySQL with Generative AI Using ChatGPT : SQL using AI

Master MySQL with Generative AI Using ChatGPT : SQL using AI

(4.86 with 43 reviews)

1.1K

students

6.5 hours

content

Oct 2025

updated

$12.99

The Complete SQL Masterclass From Basics to Advanced

Metla Sudha Sekhar

The Complete SQL Masterclass From Basics to Advanced

The Complete SQL Masterclass From Basics to Advanced

(4.76 with 50 reviews)

1.1K

students

6.2 hours

content

Nov 2025

updated

$12.99

SQL Optimization with SingleStore

Singlestore Educat

SQL Optimization with SingleStore

SQL Optimization with SingleStore

(4.33 with 194 reviews)

1.2K

students

2.5 hours

content

Feb 2023

updated

$14.99

Mastering Agentic AI SQL for Intelligent Data Systems

Mastering Agentic AI SQL for Intelligent Data Systems

Mastering Agentic AI SQL for Intelligent Data Systems

(3.13 with 8 reviews)

1.5K

students

1.9 hours

content

Jul 2025

updated

FREE

TOP 50 T-SQL Interview Questions

Hilmi Cihan Yıldır

TOP 50 T-SQL Interview Questions

TOP 50 T-SQL Interview Questions

(5.00 with 5 reviews)

439

students

N/A

content

Feb 2024

updated

$12.99

DAX Best Practices in Power BI –Performance & Clean(தமிழில்)

BI Brilliance தமிழ

DAX Best Practices in Power BI –Performance & Clean(தமிழில்)

DAX Best Practices in Power BI –Performance & Clean(தமிழில்)

(4.73 with 11 reviews)

169

students

33 minutes

content

Jun 2025

updated

FREE

Querying Microsoft SQL Server with T-SQL | Basic to Pro

Mohammad Hassani

Querying Microsoft SQL Server with T-SQL | Basic to Pro

Querying Microsoft SQL Server with T-SQL | Basic to Pro

(4.43 with 15 reviews)

76

students

9.3 hours

content

Sep 2024

updated

$14.99

Databricks Data Analyst Associate — 1500 Exam Questions

Grow and Succed Ac

Databricks Data Analyst Associate — 1500 Exam Questions

Databricks Data Analyst Associate — 1500 Exam Questions

199

students

N/A

content

May 2026

updated

$14.99

Oracle Database 23ai Administrator Professional (OCP) 2026

Oracle Database 23ai Administrator Professional (OCP) 2026

Oracle Database 23ai Administrator Professional (OCP) 2026

22

students

N/A

content

Apr 2026

updated

$14.99

Teradata Masterclass: SQL, Architecture & Big Data Test Q&S

PRAVASINI MALLIK

Teradata Masterclass: SQL, Architecture & Big Data Test Q&S

Teradata Masterclass: SQL, Architecture & Big Data Test Q&S

247

students

N/A

content

Feb 2026

updated

$14.99