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Linux下用别名连接数据库

2026-08-18 23:10:39

Linux下用别名连接数据库

export DB_PASSWORD="password"

alias T='/data/mysql_db/usr/bin/mysql -udsg -h192.168.1.14 -P3306 -p$DB_PASSWORD -Dsource -e "SELECT COUNT(*) FROM my_table;"'

注：-D参数后面跟database名字，或者不带参数-D直接写database名字都可以

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请求信息 : 2026-08-21 22:32:10 HTTP/2.0 GET : https://f.mffb.com.cn/a/505286.html
运行时间 : 0.213744s [ 吞吐率：4.68req/s ] 内存消耗：5,080.39kb 文件加载：140
缓存信息 : 0 reads,0 writes
会话信息 : SESSION_ID=22a421fd49f727a90b5fe9e0df5de400

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CONNECT:[ UseTime:0.000539s ] mysql:host=127.0.0.1;port=3306;dbname=f_mffb;charset=utf8mb4
SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000875s ]
SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000268s ]
SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000297s ]
SHOW FULL COLUMNS FROM `set` [ RunTime:0.000483s ]
SELECT * FROM `set` [ RunTime:0.000201s ]
SHOW FULL COLUMNS FROM `article` [ RunTime:0.000571s ]
SELECT * FROM `article` WHERE `id` = 505286 LIMIT 1 [ RunTime:0.008390s ]
UPDATE `article` SET `lasttime` = 1787322730 WHERE `id` = 505286 [ RunTime:0.009157s ]
SELECT * FROM `fenlei` WHERE `id` = 67 LIMIT 1 [ RunTime:0.000254s ]
SELECT * FROM `article` WHERE `id` < 505286 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000637s ]
SELECT * FROM `article` WHERE `id` > 505286 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.019744s ]
SELECT * FROM `article` WHERE `id` < 505286 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.044788s ]
SELECT * FROM `article` WHERE `id` < 505286 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.049791s ]
SELECT * FROM `article` WHERE `id` < 505286 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007060s ]

0.215154s

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