This project demonstrates SQL for data analysis using an e-commerce dataset. It includes queries with filtering, joins, subqueries, aggregates, views, and indexes to extract insights and optimize ...

This repo contains different versions of the starter code for aa10-sql-aggregates, with each version stored in a program-specific branch. To download or clone the correct branch, choose a method ...

Tiger Data, the creators of TimescaleDB, develops the open-source time-series database built on PostgreSQL. Enabling users to access real-time data analytics is a key capability of many modern ...

This article delves into the limitations of PostgreSQL materialized views when it comes to real-time analytics and introduces a groundbreaking solution called continuous aggregates. Unlike traditional ...

edit: I didn't read the whole question. :facepalm: But basically, grouping by the day of week in place of date should get you where you want to go. Start with the query you posted above, then use that ...