From 5d2576510934bb5d71715213e9ef0bb4719f7876 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Antonio=20Chac=C3=B3n=20Guti=C3=A9rrez?=
 <138903866+joseantoniochacon@users.noreply.github.com>
Date: Sat, 1 Jun 2024 11:00:13 -0600
Subject: [PATCH] Time: 637 ms (14.41%), Space: 0B (100.00%) - LeetHub

---
 .../1661-average-time-of-process-per-machine.sql                | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 1661-average-time-of-process-per-machine/1661-average-time-of-process-per-machine.sql

diff --git a/1661-average-time-of-process-per-machine/1661-average-time-of-process-per-machine.sql b/1661-average-time-of-process-per-machine/1661-average-time-of-process-per-machine.sql
new file mode 100644
index 0000000..acb19de
--- /dev/null
+++ b/1661-average-time-of-process-per-machine/1661-average-time-of-process-per-machine.sql
@@ -0,0 +1,2 @@
+# Write your MySQL query statement below
+SELECT DISTINCT machine_id, ROUND((SELECT AVG(timestamp) FROM Activity a2 WHERE a2.machine_id = a1.machine_id AND activity_type = 'end')-(SELECT AVG(timestamp) FROM Activity a2 WHERE a2.machine_id = a1.machine_id AND activity_type = 'start'),3) AS processing_time FROM Activity a1;
\ No newline at end of file