mysql:sql alter table 修改列属性的字符集

xiaoxiao2021-02-27  362

//这里要写两次属性名 alter table tweets change WeiboContent WeiboContent varchar(350) character set utf8mb4 collate utf8mb4_unicode_ci; //或者 alter table tweets modify column WeiboContent varchar(350) character set utf8mb4 collate utf8mb4_unicode_ci default null;
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