<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[rr805977784的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/rr805977784</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; rr805977784]]></copyright><item><title><![CDATA[impdp/expdb数据泵导入导出]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807626</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807626</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:39:29 +0800</pubDate><description><![CDATA[数据泵]]></description><category></category></item><item><title><![CDATA[ora-01652无法通过128(在表空间temp中)扩展temp段]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807574</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807574</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:36:55 +0800</pubDate><description><![CDATA[oracle]]></description><category></category></item><item><title><![CDATA[启动portal进程发现启动报错：]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807450</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807450</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:31:55 +0800</pubDate><description><![CDATA[安装]]></description><category></category></item><item><title><![CDATA[linux下安装mysql]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807340</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807340</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:25:55 +0800</pubDate><description><![CDATA[mysql安装]]></description><category></category></item><item><title><![CDATA[测试人员工作总结]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807313</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807313</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:24:53 +0800</pubDate><description><![CDATA[测试工作总结]]></description><category></category></item><item><title><![CDATA[Oracle 如何设置默认数据库]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807287</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807287</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:23:23 +0800</pubDate><description><![CDATA[Oracle 设置默认
Oracle 设置默认数据库
如果我们的服务器上或者电脑上安装了多个数据库，当我们使用sqlplus时如果为指定数据库时登录到的是哪一个数据库呢？今天遇到了一个老问题：
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
以前也遇到过：根据网上的博文一步一步操作下就OK了，可是今天试了下不行，经过分析发现原来是我登录进入是另一个数据库，可如果每次都指定登录到那个数据库太麻烦了，就去]]></description><category></category></item><item><title><![CDATA[linux下如何挂载磁盘]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807264</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807264</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:22:25 +0800</pubDate><description><![CDATA[挂载磁盘
挂载磁盘
1、查看磁盘情况
#fdisk -l
2、创建分区
#fdisk /dev/vdb
3、格式化磁盘
#mkfs.ext4 /dev/vdb
4、创建目录
#mkdir /data
5、挂载磁盘
#mount /dev/vdb /data
6、修改环境配置
#vi /etc/fstab
7、查看挂载情况
#df -h

...]]></description><category></category></item><item><title><![CDATA[【无标题】elasticsearch启动常见错误处理]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/124807222</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/124807222</guid><author>rr805977784</author><pubDate>Mon, 16 May 2022 20:21:11 +0800</pubDate><description><![CDATA[elasticsearch启动常见错误]]></description><category></category></item><item><title><![CDATA[sed-i]]></title><link>https://blog.youkuaiyun.com/rr805977784/article/details/114635513</link><guid>https://blog.youkuaiyun.com/rr805977784/article/details/114635513</guid><author>rr805977784</author><pubDate>Wed, 10 Mar 2021 14:51:03 +0800</pubDate><description><![CDATA[sed -i 替换
sed -i 就是直接对文本文件进行操作的。
sed -i ‘s/原字符串/新字符串/’ /home/1.txt
sed -i ‘s/原字符串/新字符串/g’ /home/1.txt
这是1.txt的内容
#cat 1.txt
d
ddd
#ff
再看执行这两条命令的区别吧
复制代码
sed -i ‘s/d/7523/’ /home/1.txt
执行结果
7523dd
#ff
sed -i ‘s/d/7523/g’ /home/1.txt
执行结果
752375237523
#ff
欢迎]]></description><category></category></item></channel></rss>