-
Notifications
You must be signed in to change notification settings - Fork 1
/
schema.sql
73 lines (63 loc) · 1.91 KB
/
schema.sql
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
DROP TABLE IF EXISTS users CASCADE;
DROP TABLE IF EXISTS articles CASCADE;
DROP TABLE IF EXISTS categories CASCADE;
DROP TABLE IF EXISTS roles;
DROP TABLE IF EXISTS articles_categories;
DROP TABLE IF EXISTS comments;
CREATE TABLE roles(
id INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
title VARCHAR(50) NOT NULL
);
CREATE TABLE users(
id INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
first_name VARCHAR(255) NOT NULL,
last_name VARCHAR(255) NOT NULL,
email VARCHAR(255) NOT NULL,
avatar VARCHAR(50) NOT NULL,
password VARCHAR(255) NOT NULL,
role_id INTEGER NOT NULL,
FOREIGN KEY (role_id) REFERENCES roles (id)
ON DELETE SET NULL
ON UPDATE SET NULL
);
CREATE TABLE articles(
id INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
title VARCHAR(100) NOT NULL,
image VARCHAR(50),
announce TEXT NOT NULL,
full_text TEXT NOT NULL,
published_at DATE NOT NULL,
user_id INTEGER NOT NULL,
created_at TIMESTAMP DEFAULT current_timestamp,
FOREIGN KEY (user_id) REFERENCES users (id)
ON DELETE CASCADE
ON UPDATE CASCADE
);
CREATE TABLE categories(
id INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
title VARCHAR(100) NOT NULL
);
CREATE TABLE articles_categories(
article_id INTEGER NOT NULL,
category_id INTEGER NOT NULL,
CONSTRAINT articles_categories_pk PRIMARY KEY (article_id, category_id),
FOREIGN KEY (article_id) REFERENCES articles (id)
ON DELETE CASCADE
ON UPDATE CASCADE,
FOREIGN KEY (category_id) REFERENCES categories (id)
ON DELETE CASCADE
ON UPDATE CASCADE
);
CREATE TABLE comments(
id INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
text TEXT NOT NULL,
user_id INTEGER NOT NULL,
article_id INTEGER NOT NULL,
created_at TIMESTAMP DEFAULT current_timestamp,
FOREIGN KEY (user_id) REFERENCES users (id)
ON DELETE CASCADE
ON UPDATE CASCADE,
FOREIGN KEY (article_id) REFERENCES articles (id)
ON DELETE CASCADE
ON UPDATE CASCADE
)