ll1615

V2EX member #276431, joined on 2017-12-23 10:58:19 +08:00

ll1615 提问技术话题好玩工作信息交易信息城市相关

ll1615's recent replies

Feb 10, 2022

Replied to a topic by 312ybj › 生活 › 结婚这件大事

恭喜啊

Jan 28, 2022

Replied to a topic by shaonian › 推广 › 10000 个红包封面🧧送给大家，提前祝大家新年快乐啦

已领，谢谢

Sep 27, 2020

Replied to a topic by garlics › 程序员 › 一个工作了 6 年的同事写的代码，不看 git 记录我还以为是实习生写的

我觉得楼主的优化就很好，有些人就是喜欢复制粘贴

Sep 4, 2020

Replied to a topic by chensong004 › 问与答 › 求教一个 mysql 跨表同步问题

DELIMITER $$
CREATE TRIGGER `test`.`tableb_BEFORE_INSERT` BEFORE INSERT ON `tableb` FOR EACH ROW
BEGIN
SET @name = (SELECT name FROM tablea WHERE NEW.aid = tablea.id);
SET NEW.name = @name;
END$$
DELIMITER ;

Jul 28, 2020

Replied to a topic by DavidDP › macOS › Mac mini 接两个显示器， mini dp 接口唤醒丢失无信号，心累

我这边是显示器关掉再打开

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