★附、安装cri-dockerd Kubernetes自v1.24移除了对docker-shim的支持，而Docker Engine默认又不支持 CRI规范，所以k8s-v1.24开始不直接支持docker。为此，Miran�s和Docker联合创 建了cri-dockerd项目，用于为Docker Engine提供一个能够支持CRI规范的垫片， 从而能够让Kubernetes基于CRI控制Docker,但是这种架构缺点也很明显，调用链 monit.daemonset.yml #应用 # kubectl get daemonset #查看 ★Job控制器 job控制器用于运行一次性pod（如执行sql脚本或一次性备份任务等）容器中的 进程在正常运行结束后，置为completed状态，且不会再重启，如果进程运行失 败，则根据配置决定是否要重启 # vi xx-job.yml #内容如下 ③创建Secret secret资源是区分命名空间的 ★命令行方式创建secret 创建账号密码验证secret # kubectl create secret generic database-auth --from-literal=username=root --from- literal=password=passwd123 创建存储于某文件的认证secret # kubectl

pg_catalg 的 schema 下 的 pg_hba_file_rules表里： INSERT INTO "pg_hba_file_rules" ("line_number", "type", "database", "user_name", "address", "netmask", "auth_method", "options", "error") VALUES (94, 'host', '{all}' #创建一个名为cof的 用户，并设置密码 postgres=# grant all on database db_test to cof; #给cof授权，有操作db_test 库的所有权限 postgres=# postgres=# revoke all on database db_test from cof; #撤销用户权限 postgres=# #提示符#前的postgres表示当前数据库名 postgres=# select datname from pg_database; #列出所有数据库（标准的sql 语句） datname ----------- postgres template1 template0 db_test postgres=# \l

technology under the sun  Solaris, Windows, Linux  Apache, IIS, TCServer, etc.  Oracle, DB2, SQL Server  How we got better  We read and we studied.  Created a self-improvement project  2 week DEG and 3rd Party Application Installations  Route Adds – requires heightened security access  Database Data Script Execution  Load Balancer Node Disablement  OS and Security Patching  Requesting

若文件不存在则新建 # 数据库所有数据存储在此文件中，默认数据库名称同文件名（不含.db后 缀） sqlite_cursor = sqlite_conn.cursor() # 创建一个游标，用于执 行sql语句 # 查询是否有名为'tb_test'的表 sqlite_cursor.execute( 'SELECT * FROM sqlite_master WHERE "type"="table" sqlite3.connect('test.db') # 连接数据库（此 时数据库文件已存在） sqlite_cursor2 = sqlite_conn2.cursor() # 创建一个游标，用于 执行sql语句 sqlite_cursor2.execute("select * from tb_test limit 1000") result = sqlite_cursor2.fetchall() #

the Four Horsemen ride in just as we start our TV commercial campaign? I will turn off my sarcasm engine for a moment. Look—it turns out that the future involves lots of uncertainty. No one knows exactly

environment, test, c. Swing traffic to new environment, Rollback by swinging traffic back 2. Database changes a. Create two DB – put one in read only mode, backup & restore to new environment, swing