diff --git a/mnoskov/greenplum/Пет проект: DWH/Step_3_core_layer.sql b/mnoskov/greenplum/Пет проект: DWH/Step_3_core_layer.sql
index c44753d..e03b401 100644
--- a/mnoskov/greenplum/Пет проект: DWH/Step_3_core_layer.sql	
+++ b/mnoskov/greenplum/Пет проект: DWH/Step_3_core_layer.sql	
@@ -44,6 +44,9 @@ CREATE TABLE core.fact_lesson_views (
 	viewed_at timestamptz NOT NULL
 ) DISTRIBUTED BY (user_id);
 CREATE INDEX idx_fact_lesson_views_viewed_at ON core.fact_lesson_views(viewed_at);
+CREATE INDEX idx_fact_lesson_views_user_id ON core.fact_lesson_views(user_id);
+CREATE INDEX idx_fact_lesson_views_lesson_id ON core.fact_lesson_views(lesson_id);
+CREATE INDEX idx_fact_lesson_views_course_id ON core.fact_lesson_views(course_id);
 
 --DROP TABLE IF EXISTS core.enrollments;
 CREATE TABLE core.enrollments (
@@ -51,6 +54,8 @@ CREATE TABLE core.enrollments (
 	course_id bigint NOT NULL REFERENCES core.dim_course(course_id),
 	enrolled_at timestamptz NOT NULL
 ) DISTRIBUTED BY (user_id);
+CREATE INDEX idx_enrollments_user_id ON core.enrollments(user_id);
+CREATE INDEX idx_enrollments_course_id ON core.enrollments(course_id);
 
 
 --6