From 080ce3a251207d8626e0ccaf1df04008c4ddf69b Mon Sep 17 00:00:00 2001 From: Dmitry Medvedev Date: Mon, 29 Jun 2026 00:52:22 +0500 Subject: [PATCH] fix mistakes in pet project effective courses --- dmedvedev/11.2 Pet project Effective courses.sql | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/dmedvedev/11.2 Pet project Effective courses.sql b/dmedvedev/11.2 Pet project Effective courses.sql index 024b877..e1e8b7e 100644 --- a/dmedvedev/11.2 Pet project Effective courses.sql +++ b/dmedvedev/11.2 Pet project Effective courses.sql @@ -4,7 +4,7 @@ CREATE MATERIALIZED VIEW course_summary AS WITH unique_users AS ( SELECT pe.course_id, - COUNT(*) AS unique_users + COUNT(DISTINCT pe.user_id) AS unique_users FROM pet_enrollments pe GROUP BY pe.course_id ORDER BY pe.course_id