Advanced Analytical SQL Patterns
Master writing correct, performant, and review-ready SQL queries for real-world data analysis.
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AI instructor
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Start anytime
No schedules or deadlines โ learn at your own pace, whenever suits you. -
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In English
Lessons, tasks and certificate โ all fully in your language.
About this course
Struggling with SQL queries that are slow, incorrect, or hard to understand? This course focuses on advanced patterns for writing robust and efficient analytical SQL. Move beyond basic SELECT statements to tackle complex data challenges. You will learn to write deterministic queries, handle data duplication effectively, manage historical data using Slowly Changing Dimensions (SCD) patterns, and build incremental data pipelines. Understand query execution plans with EXPLAIN and avoid common pitfalls. This course is designed for beginners with no prior SQL knowledge, providing a solid foundation in professional SQL development. Start writing better SQL today.
What you'll get
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Certificate of completion
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Personal AI tutor
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Audio version included
Learn on the go โ no screen needed -
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Lifetime access
Come back anytime, no expiry -
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Phone or computer
Works anywhere, any device -
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14-day refund
No questions asked -
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Short & focused
2h 48m of practical content
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Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
How do I pay? +
By card via Stripe. We donโt store card details โ Stripe handles them securely.
Can I get a refund? +
Yes โ full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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