From 66eaea5437134247463363c673827e0c34911a97 Mon Sep 17 00:00:00 2001
From: abdrahimm <abdrahimwxw@gmail.com>
Date: Thu, 24 Aug 2023 20:56:22 +0100
Subject: [PATCH] Update improve_query.md (#418)

---
 topics/sql/improve_query.md | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/topics/sql/improve_query.md b/topics/sql/improve_query.md
index 0891a5c..8819445 100644
--- a/topics/sql/improve_query.md
+++ b/topics/sql/improve_query.md
@@ -3,8 +3,7 @@
 1. Improve the following query
 
 ```
-SELECT count(*)
+SELECT COUNT(purchased_at)
 FROM shawarma_purchases
-WHERE
-  YEAR(purchased_at) == '2017'
+WHERE purchased_at BETWEEN '2017-01-01' AND '2017-12-31';
 ```