差别
这里会显示出您选择的修订版和当前版本之间的差别。
| 两侧同时换到之前的修订记录 前一修订版 后一修订版 | 前一修订版 | ||
| public:it:mysql [2018/04/18 10:57] – oakfire | public:it:mysql [2023/08/11 11:34] (当前版本) – [Tools] oakfire | ||
|---|---|---|---|
| 行 2: | 行 2: | ||
| ====== MySQL ====== | ====== MySQL ====== | ||
| - | <WRAP center round important 60%> | ||
| - | Mysql 的 dns 反查(ip反查)有可能让速度变得很慢,特别是在局域网dns配置失效情况下。 | ||
| - | </ | ||
| * Official site: [[http:// | * Official site: [[http:// | ||
| ===== MariaDB ===== | ===== MariaDB ===== | ||
| * Official site: [[https:// | * Official site: [[https:// | ||
| + | * 与 mysql 的差异: https:// | ||
| + | * 在root下刚安装完时,即可直接用 '' | ||
| + | * 执行 '' | ||
| + | * Ubuntu20.04 后 MariaDB 默认使用 '' | ||
| + | sudo su # get root access | ||
| + | mysql # connect db | ||
| + | update mysql.user set plugin = ' | ||
| + | flush privileges; | ||
| + | </ | ||
| ===== Tools ===== | ===== Tools ===== | ||
| * Mac 下好用的工具:[[https:// | * Mac 下好用的工具:[[https:// | ||
| + | * [[https:// | ||
| ===== Manual ===== | ===== Manual ===== | ||
| - | * [[http:// | + | * [[https:// |
| ==== Connect ==== | ==== Connect ==== | ||
| * '' | * '' | ||
| 行 23: | 行 30: | ||
| mysql> flush privileges;</ | mysql> flush privileges;</ | ||
| ==== Database ==== | ==== Database ==== | ||
| - | * Create: '' | + | * Create: '' |
| - | * List databases: '' | + | * List databases: '' |
| - | * Use databases: '' | + | * Use databases: '' |
| - | * List tables: '' | + | * List tables: '' |
| - | * show table : '' | + | * show table : '' |
| * change table: '' | * change table: '' | ||
| * change table name: '' | * change table name: '' | ||
| 行 45: | 行 52: | ||
| ==== Check Connections ==== | ==== Check Connections ==== | ||
| - | * Connection history: '' | + | * Connection history: '' |
| - | * Current connections: | + | * Current connections: |
| - | * Threads connected: '' | + | * Threads connected: '' |
| ==== Query ==== | ==== Query ==== | ||
| * [[http:// | * [[http:// | ||
| 行 82: | 行 89: | ||
| </ | </ | ||
| * 导入导出数据: | * 导入导出数据: | ||
| + | * '' | ||
| + | * '' | ||
| * 获取时区设置 '' | * 获取时区设置 '' | ||
| * Timestamp 类型赋值给 Datetime 类型< | * Timestamp 类型赋值给 Datetime 类型< | ||
| 行 88: | 行 97: | ||
| </ | </ | ||
| * [[http:// | * [[http:// | ||
| + | * 关闭mysql主从,关闭binlog; | ||
| + | * 开启mysql主从,设置expire_logs_days; | ||
| + | * 手动清除binlog文件,'' | ||
| + | * DNS解析如果有问题的话会影响 mysql 连接速度,可在 '' | ||