versions = [
    (
        '1',
        [
            "create table config(name text primary key, value text)",
            "insert into config (name, value) values ('version', '1')",
            'create table "station"(remote_id text, indice int, status int)'
        ],
    ),
    (
    	'2',
        [
        	'alter table "file" add column "priority" int not null default 0',
        ]
    )
]