reboot rep

3 sem/Lab/Lab#1/lab1.sql

@@ -0,0 +1,32 @@
+/* Лабораторная работа #1 || Вариант 4 || Антипенко */
+
+
+CREATE table countries (
+    id numeric(3) PRIMARY KEY NOT NULL,
+  
+    name_country varchar(64) NOT NULL
+);
+
+CREATE table schedules (
+    id integer PRIMARY KEY,
+  
+    dt_dep timestamp without time zone NOT NULL,
+    dt_arr timestamp without time zone NOT NULL,
+    plс_of_dep varchar(2000) NOT NULL default 'Москва',
+    plc_of_arr varchar(2000) NOT NULL,
+    tpe varchar(9) NOT NULL 
+    CHECK(tpe = 'Скорый' OR tpe = 'Фирменный' OR tpe = 'Обычный'),
+  
+    cnt_stops integer CHECK(cnt_stops > 0),
+  
+    id_oper numeric(3) references countries(id) not null
+);
+
+INSERT into countries VALUES 
+    (321, 'Россия');
+    
+INSERT into schedules VALUES
+    (1, '1999-01-08 04:05:06', '1999-01-08 04:05:06', default, 'СПб', 'Скорый', 40, 321);
+
+SELECT * FROM countries;
+SELECT * FROM schedules;