这意味着在MySQL的数值类型可以条件运算参考:https://dev.mysql.com/doc/refman/8.4/en/numeric-type-syntax.htmlmysql> select
innodb-persistent-stats.htmlhttps://dev.mysql.com/doc/refman/8.0/en/optimizing-innodb-bulk-data-loading.htmlMySQL
MySQL安装包:https://dev.mysql.com/downloads/mysql/https://dev.mysql.com/doc/refman/8.4/en/mysql-releases.htmlMySQL
---+2 rows in set (0.00 sec)5.1 mysqlpump工具介绍官网介绍:https://dev.mysql.com/doc/refman/5.7/en/mysqlpump.htmlMySQL5.7
MySQL5.7官网介绍:https://dev.mysql.com/doc/refman/5.7/en/innodb-architecture.htmlMySQL8.0官网介绍:https://dev.mysql.com
Sourcehttps://dev.mysql.com/doc/refman/8.0/en/datetime.htmlMysql 官方文档解释The DATE, DATETIME, and TIMESTAMP...见 https://dev.mysql.com/doc/refman/8.0/en/time-zone-support.htmlMysql 服务的时候会读取Linux宿主机所在的时区,固定值之后这个值不再改变
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