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最新推荐文章于 2025-01-10 17:01:35 发布

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 mysql -u root -p -P 3306
 小p表示用密码登陆
show VARIABLES ;
show global STATUS ;
show variables LIKE '%connections%';
set GLOBAL max_connections=1024;

select price,contents from goods where id=1


SELECT user FROM user;
CREATE user qiz IDENTIFIED BY 'P=r3wC4+';
SHOW GRANTS FOR qiz;
SHOW ENGINES;
SHOW COLLATION;
SHOW CHARSET;
STATUS;
SELECT SOUNDEX('你好');
SELECT RAND()*1000;
show databases;