Skills › Data Analytics & Business Intelligence

SQL Analytics

Write advanced SQL — window functions, CTEs, and query optimisation.

intermediate 📊 Data Analytics & Business Intelligence
0%
Confidence · no data yet
Sign in to track

After this skill you can…

  • Write window functions (ROW_NUMBER, LAG, LEAD)
  • Build reusable CTEs
  • Explain query plans and add indexes

Prerequisites

Data Literacy

Learn this skill (10 videos)

The Postgres Performance Trap Every Developer Falls Into
Tech With Tim · intermediate
SQL Indexing: Data Science Code
ritvikmath · intermediate
Meet Cloud SQL: Google Cloud's fully managed and intelligent relational database service
Google Cloud Tech · advanced
SQL Query: Syntactical Order vs. Execution Order #codebasics #data #sql #shorts
codebasics · beginner
SQL Course Live Now On Codebasics.io | SQL For Beginner and Advanced Users
codebasics · beginner
Why is My Website Slow - Part 14
WPBeginner - WordPress Tutorials · beginner
Can one learn SQL in 2 Days ? #codebasics #sql #dataanalyst #dataanalysis
codebasics · beginner
Is SQL worth learning in 2024?
codebasics · beginner
Guess SQL full forms!
codebasics · intermediate
Search Skill OR Memorization Skill? 😕 #dataanalysis #datascience #data #shorts
codebasics · beginner