在上面的示例中,我们使用mysql -u root -p登录到MySQL数据库,然后执行SHOW DATABASES;命令查看数据库列表。 4. 序列图 下面是一个简单的序列图,展示了查看MySQL数据库的流程: MySQLUserMySQLUsermysql -u username -pEnter passwordSHOW DATABASESList of databases 结论 在Linux系统下查看MySQL中的数据库是一项基本...
The most comprehensive set of advanced features, management tools and technical support to achieve the highest levels of MySQL scalability, security, reliability, and uptime. Learn More » MySQL for OEM/ISV Over 2000 ISVs, OEMs, and VARs rely on MySQL as their products' embedded database to...
mysql list存储类型 mysql存集合 基础部分 1. select @@version; ##查询当前mysql的版本. 2. show variables like 'port';##查看mysql实例的端口。 3. show variables like 'socket';##查看实例的socket数据。 4. show variables like 'datadir';##查看实例的数据路径。 5. show databases; ##显示所有数据...
之后,只能导出mysql系统库中的非data dictionary table。之前版本当使用–all-databases参数导出数据的时候,不加–routines和–events也可以导出触发器、存储过程等信息,因为这些信息都存放于proc和event表中,导出所有表即可导出这些信息。但是在8.0中,proc表和event表都不再使用,并且定义触发器、存储过程的数据表不会...
0 MYSQL数据库的基础:事务、锁 事务 事务的开启、提交、回滚 在默认情况下,用户执行的每一条SQL语句都会被当成单独的事务【自动提交】。 【开启事务】:如果要将一组SQL语句作为一个事务,则需要先执行以下语句显式地开启一个事务。 START TRANSACTION; -- 或 BEGIN; 【
代码语言:sql AI代码解释 -- 创建数据库 CREATE DATABASE [IF NOT EXISTS] mydb [CHARACTER SET charset_name] [COLLATE collation_name]; -- 查看所有数据库 SHOW DATABASES; -- 使用数据库 USE mydb; -- 删除数据库 DROP DATABASE [IF EXISTS] mydb;表...
name of the database to add or remove. name=allMay only be provided ifstateisdumporimport. List of databases is provided withstate=dump,state=presentandstate=absent. if name=all Works like --all-databases option for mysqldump (Added in 2.0). ...
Check the List Of Supported Databases. Resolution Upgrade to MySQL 5.0.28+. There is a posted workaround, but upgrade is the supported resolution pattern. You may have limited success with the workaround, which is not supported. See Workaround For Enabling MySQL 4.1.x wit...
#缺省情况下mysql已经作为一个服务添加到系统目录已经配置了自启动,如下 [root@rhel64a ~]# chkconfig --list |grep mysql mysql 0:off 1:off 2:on 3:on 4:on 5:on 6:off root@localhost[(none)]> system ps -ef|grep mysql |grep -v grep root 5127 1 0 14:49 pts/4 00:00:00 /bin/sh...
provided to you solely for information only, is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features or functionality described remains at the sole discretion of Oracle...