Return a list of all job ids

def get_jids():
    '''
    Return a list of all job ids
    '''
    with _get_serv(ret=None, commit=True) as cur:

        sql = '''SELECT jid, load
                FROM jids'''

        cur.execute(sql)
        data = cur.fetchall()
        ret = {}
        for jid, load in data:
            ret[jid] = salt.utils.jid.format_jid_instance(jid,
                                                          salt.utils.json.loads(load))
        return ret