2017/01/22

[https://twitter.com/tmtms/status/823188013295411201:embed#mysql> select ''; +------+ | ? | +------+ | | +------+ で、カラム名が「」じゃなくて「?」になるのは何故だろう。]

[https://twitter.com/tmtms/status/823197428987752448:embed#mysql> CREATE TABLE tbl ( varchar(10)); Warning (Code 1300): Invalid utf8mb4 character string: '\xF0\x9F\x8D\xA3' うーむ…バグかな。]