SQL Fundamentals: Query and Analyze Relational Databases โ€” LearnFlat
โ˜… 3.0 (2) โฑ 2h 30m ๐Ÿ“š 25 lessons ๐ŸŽง Audio version

SQL Fundamentals: Query and Analyze Relational Databases

Learn to write clean, efficient SQL queries from scratch to extract, analyze, and manage data in relational databases.

  • ๐Ÿ’ฌ AI instructor
    Ask about any lesson and get a clear answer instantly, anytime.
  • ๐Ÿ• Start anytime
    No schedules or deadlines โ€” learn at your own pace, whenever suits you.
  • ๐ŸŒ In English
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About this course

Modern organizations run on data, and knowing how to access it directly is a superpower. Understanding how to query relational databases empowers you to make data-driven decisions without relying on pre-made reports. This course guides you from absolute beginner to confidently writing your own queries, starting with fundamental database concepts and moving to structured data analysis. What you'll learn: - Understand relational database structures, schemas, and core SQL terminology. - Retrieve and filter data using SELECT statements, WHERE clauses, and logical operators. - Aggregate and summarize data to generate meaningful analytical reports. - Combine data from multiple tables using various JOIN techniques. - Create and modify database structures using Data Definition Language (DDL) and Data Manipulation Language (DML). - Write modern, readable queries using Common Table Expressions (CTEs) and clean formatting standards. You will begin with core concepts before diving into hands-on written syntax examples, progressing from basic data retrieval to complex multi-table queries and data modification commands. This course is designed for beginners with no prior programming or database experience who want to build a solid foundation in data querying. Start reading today to unlock the power of relational databases and elevate your data analysis skills.

What you'll get

  • ๐Ÿ“œ Certificate of completion
    Add it to your LinkedIn profile
  • ๐Ÿ’ฌ Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ๐ŸŽง Audio version included
    Learn on the go โ€” no screen needed
  • โ™พ๏ธ Lifetime access
    Come back anytime, no expiry
  • ๐Ÿ“ฑ Phone or computer
    Works anywhere, any device
  • ๐Ÿ’ธ 14-day refund
    No questions asked
  • โšก Short & focused
    2h 30m of practical content

Reviews (2)

Paul Richter CH Verified learner
โ˜… 3 ยท July 7, 2026

Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.

ูุงุทู…ุฉ ุจู†ุช ุฎู„ูŠูุฉ ุงู„ุณุนุฏูŠ OM Verified learner
โ˜… 3 ยท June 14, 2026

It's a good course if you have some prior knowledge. For absolute beginners, some concepts might be a bit challenging. The structure is logical, though.

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What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

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By card via Stripe. We donโ€™t store card details โ€” Stripe handles them securely.

Can I get a refund? +

Yes โ€” full refund within 14 days, no questions asked.

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Forever. Once you purchase, the course is yours to revisit anytime.

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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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