解决PG创建数据库报must be member of role “xxx”问题

在创建数据库时指定owner，或修改数据库owner时，报must be member of role “xxx”

解决办法：

GRANT xxRole TO currentLoginRole;

其中currentLoginRole是当前登录数据库的用户

参考：

https://stackoverflow.com/questions/26684643/error-must-be-member-of-role-when-creating-schema-in-postgresql