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Window Functions in PostgreSQL

Introduction
Quick refresher
PARTITION BY ORDER BY with ranking
PARTITION BY ORDER BY with window frames
PARTITION BY ORDER BY with analytical functions
Summary
20. Summary

Instruction

Precisely so! Okay, it's time to review what we've learned in this part.

You can use PARTITION BY ORDER BY to create rankings and do row-level analytics independently for each partition in a single SQL query.

Okay, are you ready for a short quiz?

Exercise

Click Next exercise to continue.