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┋Resources to take your data analytics skills to the next level┋

Ultimate Data Roadmap: The MOST comprehensive data roadmap ➡ https://mochen.info/product/ultimate-...

Ultimate Data Portfolio: Publish your entire data portfolio to the web with ZERO coding ➡ https://mochen.info/product/ultimate-...

Ultimate Resume Template: Literally the resumes that I use for my OWN JOB APPLICATIONS ➡ https://mochen.info/product/ultimate-...

1:1 Mentorship: Significantly accelerate your professional GROWTH ➡ https://mochen.info/1-1-mentorship/

Career Compass: My completely FREE weekly data newsletter with actionable tips and insights ➡ https://mochen.beehiiv.com/subscribe/

CourseCareers: Start the FREE Data Analytics Introduction Course Now ➡ https://coursecareers.com/a/mochen?co...

Portfolio Projects Playlist: End-to-end, FREE guided portfolio projects covering Excel, SQL, Tableau and Python ➡    • Portfolio Projects  

Data Portfolio Guide: Over 80 actionable tips on how you can build your dream data portfolio. For completely FREE ➡ https://mochen.beehiiv.com/c/data-por...


┋Community & Socials┋

  / discord   ⬅ Join our Discord Data Community

  / mo_chen1   ⬅ My IG is personal -- only follow if you're interested in non-data stuff as well

  / mo-chen1   ⬅ Daily tips & advice on how to enhance your data analysis skills

  / mo_chen_1   ⬅ Figuring out what I want to do in this space...


┋Professional Certificates┋

CourseCareers ➡ https://coursecareers.com/a/mochen

Google Data Analytics Professional Certificate ➡ https://www.coursera.org/google-certi...

Google Advanced Data Analytics Professional Certificate ➡ https://www.coursera.org/google-certi...

Tableau Business Intelligence Professional Certificate ➡ https://imp.i384100.net/TableauBIAnalyst

Microsoft Power BI Data Analyst Professional Certificate ➡ https://www.coursera.org/professional...

IBM Data Science Professional Certificate ➡ https://imp.i384100.net/IBMdataScience

Google Project Management Professional Certificate ➡ https://imp.i384100.net/GoogleProject...


┋Timestamps┋

00:00 Intro
01:50 Import csv files
03:06 CREATE TABLE
04:18 psql command line tool
08:02 OVER
11:12 PARTITION BY
14:56 ROW_NUMBER
18:00 RANK and DENSE_RANK
20:38 LAG and LEAD
24:20 Bonus
25:23 Outro


┋The project┋

Github repo for code ➡ https://github.com/mochen862/window-f...

New York City Airbnb Open Data ➡ https://www.kaggle.com/datasets/dgomo...

Thanks so much for taking a little time out of your day to watch this!