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设置日志保留时长expire_logs_days自动删除 查看当前日志保存天数: mysql> show variables like '%expire_logs_days%'; 默认是0,也就是logs不过期.如果数据库此时不便重启,可以设置全局的参数,使他临时生效:mysql> set glob 阅读全文
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在mysql命令行:show variables like '%general%'; mysql> show variables like '%general%';+ + +| Variable_name | Value |+ + +| general_log | OFF || general_lo 阅读全文
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if grep -qs '/mnt' /proc/mounts; then echo "It's mounted."else echo "It's not mounted."fi if mountpoint -q /mntthen echo "mounted"else echo "not mount 阅读全文
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oracle卸载acfs后重新mount同名目录报错 Registering Mount Point </dev/asm/oggvg-280,/ogg> failed with the following message: acfsutil registry: ACFS-03132:mount po 阅读全文
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sed -i -e 's/DEFINER=`root`@`%`//g' dump.sql导入脚本数据后,使用当中出现如下错误:The user specified as a definer ('root'@'%') does not exist此种报错主要是访问存储过程、函数或视图文件没有权限引起的 阅读全文