版权声明:本文为博主原创文章,未经博主允许不得转载。联系QQ:1254584012 https://blog.csdn.net/wendi_0506/article/details/52983950
wget -b -i url.txt ------------------下载url.txt里面所有链接,每个链接一行
yum install -y vixie-cron -----------安装才能使用 这个添加任务 crontab -e
cat *.txt > all.txt ----------合并文件
00 00 * * * /bin/bash /root/cut_nginx_logs.sh 每天0点整开始切割脚本
i ESC :wq 回车----------编辑文件
mysqld --install MySQL --defaults-file="C:\Windows\my.ini" ----------------加入服务
----------------------------导出
select a,b,c,d FROM tbname where id=50 into outfile "a.txt"
FIELDS
TERMINATED BY '@'
OPTIONALLY
ENCLOSED BY '"'
LINES
TERMINATED BY '\n'
----------------------------插入
load data local infile "c:/a.txt" into table tbname
FIELDS
TERMINATED BY '@'
OPTIONALLY
ENCLOSED BY '"'
LINES
TERMINATED BY '\n'
(a,b,c,d);
压缩myisam表,能达到40-70%的压缩率
myisampack *.MYI
用myisamchk重新生成索引
myisamchk -rq *.MYI
刷新表
mysqladmin flush-tables