-- create a table
CREATE TABLE students (
  id INTEGER PRIMARY KEY,
  name TEXT NOT NULL,
  gender TEXT NOT NULL
);
-- insert some values
INSERT INTO students VALUES (1, 'Ryan', 'M');
INSERT INTO students VALUES (2, 'Joanna', 'F');
INSERT INTO students VALUES( 3,'Sophie','F');
INSERT INTO students VALUES (4,'Henri','M');
INSERT INTO students VALUES (5,'Marc','M');
INSERT INTO students VALUES (6,'John','M');
INSERT INTO students VALUES (7,'Solange','F');
-- fetch some values
SELECT * FROM students WHERE gender = 'F' or gender = 'M';