adding base for lecture 4 of db course

cst363/lab/patients.sql

@@ -0,0 +1,16 @@
+drop table if exists patient;
+
+create table patient (
+  patient_no integer primary key,
+  last_name varchar(64) not null,
+  first_name varchar(64) not null,
+  sex varchar(1) not null,
+  date_of_birth varchar(8) not null,
+  ward integer not null
+);
+
+insert into patient values(454, "Smith",   "John",   "M", "14.08.78", 6);
+insert into patient values(223, "Jones",   "Peter",  "M", "07.12.85", 8);
+insert into patient values(597, "Brown",   "Brenda", "F", "17.06.61", 3);
+insert into patient values(234, "Jenkins", "Alan",   "M", "29.01.72", 7);
+insert into patient values(244, "Wells",   "Chris",  "F", "25.02.95", 6);