From 78ccca39dd6bf76724701ba6254b020966ce9c1e Mon Sep 17 00:00:00 2001
From: Satish Somarouthu <94228347+satish27072002@users.noreply.github.com>
Date: Sun, 10 May 2026 02:51:35 +0200
Subject: [PATCH] SQL queries for shopify task

Added SQL queries for best selling items, all orders per customer, and highest sales days.
---
 4-multiple-tables/27_online_shop.sql | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/4-multiple-tables/27_online_shop.sql b/4-multiple-tables/27_online_shop.sql
index 46d5457..99ac298 100644
--- a/4-multiple-tables/27_online_shop.sql
+++ b/4-multiple-tables/27_online_shop.sql
@@ -1,4 +1,22 @@
 -- Online Shop 🛍️
 -- Codédex
 
--- No solution for this one yet! :)
\ No newline at end of file
+-- Best selling items
+SELECT products.name, products.price, COUNT(orders.item_id)
+FROM orders
+JOIN products ON orders.item_id = products.id
+GROUP BY products.name
+ORDER BY COUNT(orders.item_id) DESC;
+
+-- All orders per customer
+SELECT customers.name, orders.item_id, products.name
+FROM orders
+LEFT JOIN products ON orders.item_id = products.id
+LEFT JOIN customers ON orders.customer_id = customers.id;
+
+-- Highest sales days
+SELECT date, SUM(price)
+FROM orders
+JOIN products ON orders.item_id = products.id
+GROUP BY date
+ORDER BY SUM(price) DESC;