15 Best Querying Courses on Udemy
We compared 15 Querying courses currently listed on Udemy, priced from $19.99 to $199.99. 14 of them teach the subject directly and 1 are built around a certification exam. They are ordered by our CourseAsk score, which is built from how thoroughly each course describes what it teaches, whether it comes from a named institution, and how it compares on price — not from star ratings, which our course data does not include.
- Courses compared
- 15
- Price range
- $19.99 – $199.99
- Providers
- Udemy
- Last updated
- 30 Aug 2026
How these 15 courses were chosen
Every course below is a real, currently listed course from Udemy, matched to "querying" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.
The grade on each entry scores how much the provider publishes about the course before you pay — the length and detail of the description, whether it lists learning outcomes and objectives — and whether a named university or institution stands behind it. A is fully documented and institution-backed; E is little more than a title and a price. Courses with almost nothing published are left ungraded rather than marked down, because an unknown course and a poor one are not the same thing.
There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $199.99, as listed by the provider when we last updated the page.
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1
Microsoft SQL Server 2019 - Querying SQL Server
This course provides students with the technical skills required to write basic Transact-SQL queries for Microsoft SQL Server. You will learn how to write queries that return data from tables as well as create, update, o...
$19.99listed price -
2
MongoDB Associate Developer & Database Administrator Exams
MongoDB Associate Developer Certification Practice Exam with Details Explanation! Get ready to Pass your Certification Exam.The MongoDB Associate Database Administrator (DBA) certification is designed to provide individu...
$19.99listed price -
3
Splunk Core Certified User: Master Expertise from Scratch
IMPORTANT before enrolling:This course is not intended to replace studying any official vendor material for certification exams, is not endorsed by the certification vendor, and you will not be getting the official certi...
$19.99listed price -
4
SQL problem solving for interviews
Unlock the power of SQL and elevate your career with our comprehensive course, "Master SQL Problem Solving." Whether you're preparing for interviews or seeking practical experience to tackle real-world SQL challenges, th...
$19.99listed price -
5
SQL Data Analytics with Tableau Data Visualisation
Please note, some of the resources in this course are located on Dropbox or GitHub, hence you will need to use the supplied URL to download files e.g. SoftwareUnlock Your Potential with Advanced SQL Data Analytics Skills...
$199.99listed price -
6
Introduction to Graph Databases using Neo4J
Graph databases are gaining popularity these days because of their ease of use, simplicity, and agility. As compared to relational or document databases, graph databases are great at expressing real-world data models wit...
$24.99listed price -
7
SQL Beginner to Advanced Level - Data Analytics
Learn SQL from the beginning to becoming an expert analyzing data in SQL. This course takes you from having little or no knowledge of SQL to becoming highly proficient querying with SQL.Knowing SQL is highly important if...
$24.99listed price -
8
Project Based SQL Course: Code like a SQL Programmer
No more watching other people do SQL with no context or practice problems! This course was designed to give you experience actually working on SQL problems, ensuring that you learn all the skills necessary to prope...
$169.99listed price -
9
MongoDB Administration
A quick introduction to NOSQL database.The other NOSQL database in the market are below.MongodbCouchdbRedisCassandraIBM CloudantAmazon DynamoDBRavenDBHbaseAzure CosmosDBMarkLogic ServerRiakDatastaxGoogle Cloud DatastoreA...
$19.99listed price -
10
Database and SQL for Beginners
This course covers the following topics:What is a DatabaseDBMS and RDBMSRelational Database Terminology - Primary key, Foreign key etc.Structured Query Language (SQL)Types of SQL commands - DDL, DCL, DML and QueryHow to...
$29.99listed price -
11
Microsoft SQL Server For Beginners
In this course you will learn SQL server basic concepts.Microsoft SQL Server 2017 Installation Introduction to databases and its structure Database - How to create database - How to modify database ...
$19.99listed price -
12
SQL++ for JSON in Couchbase Masterclass Hands-On
Couchbase is a popular JSON document store used by powerful clients like PayPal, Walmart, Verizon, Cisco, UPS, Equifax etc. Unlike other similar NoSQL products - like MongoDB or CouchDB - in Couchbase you can query the s...
$19.99listed price -
13
Practical RDF and SPARQL
You've got the foundations. Now it's time to go deeper.The RDF and SPARQL specifications have a lot more to offer than the essentials — and this course is designed to take you meaningfully further into them. This is the...
$89.99listed price -
14
Kurs Access Video
This course is designed for those new to databases as well as individuals with basic knowledge who want to organize and expand their skills. The content is presented clearly with practical examples, making it easy for us...
$59.99listed price -
15
Oracle 1Z0-171 Exam Prep: Database 23ai SQL Associate
Prepare thoroughly for the Oracle AI Database SQL Associate (1Z0-171) certification exam with this structured and exam-focused practice test course. This certification validates your understanding of fundamental SQL conc...
$19.99listed price
Best Querying Courses on Udemy compared
Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.
What the prices here tell you
The 15 priced courses on this page run from $19.99 to $199.99, with the middle of the range around $19.99 — a spread of $180.00. That is a wide gap for one subject. A higher price on this page usually reflects who is behind the course rather than how much material it contains, so it is worth opening two or three at different price points and comparing their syllabus before deciding.
Who is behind these courses
These courses come from Udemy. Everything on this page is sold on the one platform, so the buying experience is the same whichever you pick.
Courses versus exam preparation
1 of the entries here are built around a certification exam rather than teaching Querying from scratch. They are the right choice only if you already know the material and want to pass a specific exam; if you are starting out, pick one of the taught courses first and come back to exam preparation afterwards.
Before you enrol
Open the provider’s own page and check three things this comparison cannot tell you: when the course was last updated, what the syllabus actually covers in its later sections, and what recent learners say. Prices shown here are the provider’s listed price when we last rebuilt this page on 30 August 2026 — they change often, and a promotion can move them substantially. We earn a commission if you enrol through our links, which costs you nothing and never affects the order courses appear in.