Собрал всё в 1 папку

2025-12-07 17:01:30 +04:00
parent cd513f80f7
commit 94c13a3a74
21 changed files with 0 additions and 0 deletions
@@ -0,0 +1,50 @@
+DROP SCHEMA IF EXISTS edu_platform CASCADE;
+CREATE SCHEMA edu_platform;
+
+drop table if exists edu_platform.users;
+CREATE TABLE edu_platform.users (
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    age INT NOT NULL,
+    email VARCHAR(100) NOT NULL, 
+    registration_date DATE NOT NULL
+);
+
+drop table if exists edu_platform.courses;
+CREATE TABLE edu_platform.courses (
+	id SERIAL PRIMARY KEY,
+	title VARCHAR(100) NOT NULL,
+	category VARCHAR(100) NOT NULL,
+    created_at DATE not NULL
+);
+
+drop table if exists edu_platform.lessons;
+create TABLE edu_platform.lessons (
+	id SERIAL PRIMARY KEY,
+	course_id INT NOT NULL,
+	title VARCHAR(100) NOT NULL,
+	duration_min INT NOT null,
+	FOREIGN KEY (course_id) REFERENCES edu_platform.courses(id)
+);
+
+drop table if exists edu_platform.enrollments;
+create TABLE edu_platform.enrollments (
+	id SERIAL PRIMARY KEY,
+	user_id	INT NOT NULL,
+	course_id INT NOT NULL,
+	enrolled_at DATE not null,
+	foreign key (user_id) references edu_platform.users(id),
+	foreign key (course_id) references edu_platform.courses(id)
+);
+
+drop table if exists edu_platform.lesson_views;
+create table edu_platform.lesson_views (
+	id SERIAL PRIMARY KEY,
+	user_id	INT NOT NULL,
+	lesson_id INT NOT NULL,
+	viewed_at TIMESTAMP not null,
+	foreign key (user_id) references edu_platform.users(id),
+	foreign key (lesson_id) references edu_platform.lessons(id)
+);
+
+