What should you do when you’ve developed and installed a cron job for your Kubernetes application, and you need to test it? When writing classic cron jobs in Unix, it’s obvious how to test the job- just manually run the command specified in the cron…
增.删.改.查: postgres=# \password postgres 为postgres进行密码设置: postgres=# CREATE USER test WITH PASSWORD '123456'; 创建数据库用户: postgres=# CREATE DATABASE test OWNER test; 创建用户数据库并制定其所有者: postgres=# GRANT ALL PRIVILEGES ON DATABASE test to test; 将test数据库所有权限赋给t…