added STEP4.1, STEP4.2, STEP5

2025-12-25 12:25:42 +03:00
parent 6b5ae71123
commit ebc2f07fc8
4 changed files with 75 additions and 1 deletions
@@ -1,9 +1,10 @@
 /* 
 - ВИТРИНА ДЛЯ АНАЛИЗА КОНВЕРСИИ ПРОХОЖДЕНИЯ КУРСА ПОЛЬЗОВАТЕЛЯМИ
+- CORE.DIM_USER И CORE.FACT_LESSON_VIEWS DISTRIBUTED BY (user_id)
 - ИТОГОВОЕ РАСПРЕДЕЛЕНИЕ ПО (user_id, course_id)
 */

-CREATE MATERIALIZED VIEW dm.course_completion_rate AS
+CREATE MATERIALIZED VIEW IF NOT EXISTS dm.course_completion_rate AS
 WITH t1 AS (
 SELECT
 	e.user_id,