#!/bin/bash
rm-db () {
    rm users.sqlite
}

create-db () {
    echo '
    CREATE TABLE users (
        user_id INTEGER not null,
        name TEXT NOT NULL
    );
    '  | sqlite3 users.sqlite 
}        

show-db () {
    echo '
    SELECT * FROM users;
    ' | sqlite3 users.sqlite 
}

eval $@