宁蓉线第一臭鱼烂虾: 进入配置文件之后怎么退出呀

LY_945: 应该是密码错误

沈阳张发财: 太感谢你好，我被这个问题折磨了很久，你这文章给了我灵感。我特意去官网看了ojdbc8的驱动，实际有不同的版本，有的是适用23C的6M多版本，有的是适用19C的4M多的版本。我一开始下载的是第一个，结果死活不好用，用4M多的版本替换就好了。

小_jiojio: Errors during downloading metadata for repository 'base': - Curl error (7): Couldn't connect to server for http://mirrors.aliyuncs.com/centos/8/os/x86_64/repodata/repomd.xml [Failed to connect to mirrors.aliyuncs.com port 80 after 13234 ms: 拒绝连接] - Curl error (7): Couldn't connect to server for http://mirrors.cloud.aliyuncs.com/centos/8/os/x86_64/repodata/repomd.xml [Failed to connect to mirrors.cloud.aliyuncs.com port 80 after 15435 ms: 拒绝连接] - Status code: 404 for http://mirrors.aliyun.com/centos/8/os/x86_64/repodata/repomd.xml (IP: 110.157.247.203) Error: Failed to download metadata for repo 'base': Cannot download repomd.xml: Cannot download repodata/repomd.xml: All mirrors were tried

weixin_38495190: https://www.gnu.org/software/gawk/manual/html_node/Command-Line-Field-Separator.html echo "aaaa//bbbb" | awk -F "[\\\x7F][\\\x5E]" '{print NF}'