sanya svyashennik

dumps/students/s_09/church.sql

@@ -0,0 +1,46 @@
+DROP TABLE IF EXISTS persons CASCADE;
+DROP TABLE IF EXISTS roles CASCADE;
+DROP TABLE IF EXISTS services CASCADE;
+DROP TABLE IF EXISTS roles_services CASCADE;
+DROP TABLE IF EXISTS church_goods CASCADE;
+DROP TABLE IF EXISTS persons_church_goods CASCADE;
+
+CREATE TABLE persons(
+    id           SERIAL PRIMARY KEY,
+    first_name   VARCHAR(50) NOT NULL,
+    last_name    VARCHAR(50) NOT NULL,
+    faith VARCHAR(70) NOT NULL
+)
+
+CREATE TABLE roles(
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(40) NOT NULL,
+    born_year SMALLINT NOT NULL CONSTRAINT positive_age CHECK (born_year > 0) and (born_year < 101)
+)
+
+CREATE TABLE services(
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    price NUMERIC NOT NULL positive_num CHECK (price > 0),
+    due_at TIMESTAMP WITH TIME ZONE,
+    desciption TEXT
+)
+
+CREATE TABLE roles_services(
+    id SERIAL PRIMARY KEY,
+    roles_id INT REFERENCES roles (id),
+    services_id INT REFERENCES services (id)
+)
+
+CREATE TABLE church_goods(
+    id SERIAL PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    price NUMERIC NOT NULL positive_num CHECK (price > 0),
+    desciption TEXT
+)
+
+CREATE TABLE persons_church_goods(
+    id SERIAL PRIMARY KEY,
+    persons_id INT REFERENCES persons (id),
+    church_goods_id INT REFERENCES church_goods (id)
+)