07 2022 档案

摘要:wget https://repo.huaweicloud.com/repository/conf/openeuler_x86_64.repo -O /etc/yum.repos.d/openEuler.repo yum clean all yum makecache yum -y install 阅读全文
posted @ 2022-07-28 15:04 chenzechao 阅读(1352) 评论(0) 推荐(0) 编辑
摘要:egrep '(2[0-4][0-9]|25[0-5]|1[0-9][0-9]|[1-9]?[0-9])(\.(2[0-4][0-9]|25[0-5]|1[0-9][0-9]|[1-9]?[0-9])){3}$' result_dw1_diff 阅读全文
posted @ 2022-07-25 15:52 chenzechao 阅读(151) 评论(0) 推荐(0) 编辑
摘要:select id ,json_extract_scalar(json_item,'$.user_id') as user_id ,json_extract_scalar(json_item,'$.url') as user_id from ( select A.id ,concat('{',rep 阅读全文
posted @ 2022-07-23 20:11 chenzechao 阅读(1338) 评论(0) 推荐(0) 编辑
摘要:docker run -p 3307:3306 --name mysql8.0 -e MYSQL_ROOT_PASSWORD=root -d mysql:8.0 阅读全文
posted @ 2022-07-01 14:45 chenzechao 阅读(9) 评论(0) 推荐(0) 编辑

点击右上角即可分享
微信分享提示