What#39;s the difference between utf8_general_ci and utf8_unicode_ci?(utf8_general_ci 和 utf8_unicode_ci 有什么区别?)

Multiple Updates in MySQL(MySQL 中的多次更新)

MySQL Insert into multiple tables? (Database normalization?)(MySQL插入多个表?(数据库规范化?))

Using column alias in WHERE clause of MySQL query produces an error(在 MySQL 查询的 WHERE 子句中使用列别名会产生错误)

How do I update if exists, insert if not (AKA quot;upsertquot; or quot;mergequot;) in MySQL?(如何在 MySQL 中更新(如果存在)，如果不存在则插入(又名“upsert或“merge)?)

MySQL Error 1215: Cannot add foreign key constraint(MySQL 错误 1215:无法添加外键约束)

How to delete duplicates on a MySQL table?(如何删除 MySQL 表上的重复项?)

Change MySQL default character set to UTF-8 in my.cnf?(在 my.cnf 中将 MySQL 默认字符集更改为 UTF-8?)

need to return two sets of data with two different where clauses(需要使用两个不同的 where 子句返回两组数据)

Natural Sort in MySQL(MySQL中的自然排序)

How do you set a default value for a MySQL Datetime column?(如何为 MySQL 日期时间列设置默认值?)

MySQL: @variable vs. variable. What#39;s the difference?(MySQL:@variable 与变量.有什么不同?)

Using backticks around field names(在字段名称周围使用反引号)

How to SELECT the newest four items per category?(如何选择每个类别的最新四个项目?)

How do I query between two dates using MySQL?(如何使用 MySQL 在两个日期之间进行查询?)

How to use GROUP BY to concatenate strings in MySQL?(如何使用 GROUP BY 在 MySQL 中连接字符串?)

ERROR 2002 (HY000): Can#39;t connect to local MySQL server through socket #39;/var/run/mysqld/mysqld.sock#39; (2)(ERROR 2002 (HY000): 无法通过 socket /var/run/mysqld/mysqld.sock 连接到本地 MySQL 服务器 (2))

Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails(Mysql 错误 1452 - 无法添加或更新子行:外键约束失败)

SELECTING with multiple WHERE conditions on same column(在同一列上使用多个 WHERE 条件进行选择)

Can Mysql Split a column?(Mysql 可以拆分列吗?)