From cd4e5335aa0564050ec477057ae4186a03c2bce4 Mon Sep 17 00:00:00 2001
From: Alex <xarlama@bk.ru>
Date: Sat, 28 Feb 2026 16:07:09 +0300
Subject: [PATCH] PET task 4 finished

---
 aharlamcev/PET-project_task4 | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/aharlamcev/PET-project_task4 b/aharlamcev/PET-project_task4
index 5cb8fcd..d25c088 100644
--- a/aharlamcev/PET-project_task4
+++ b/aharlamcev/PET-project_task4
@@ -1,3 +1,4 @@
+CREATE MATERIALIZED VIEW users_cohort_analysis AS
 with needed_users as (
 						select distinct u.id as user_id, 
 						u.registration_date as reg_date, e.course_id, lv.id as view_id, 
@@ -24,3 +25,4 @@ ROUND(100.0 * active_users / users_in_cohort, 2) as retention_rate,
 courses_count::numeric / users_in_cohort as avg_courses_per_user,
 avg_time_to_first_view
 from CTE
+;
\ No newline at end of file