PostgreSQL创建只读用户PostgreSQL创建只读用户创建用户及指定密码:1CREATE USER readonly WITH ENCRYPTED PASSWORD 'ropass';设置用户默认事务只读:1alter user readonly set default_transaction_read_only=on;赋予用户权限,查看public模式下所有表:12GRANT USAGE ON SCHEMA public to readonly;ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO readonly;赋予用户连接数据库权限:1GRANT CONNECT ON DATABASE foo to readonly;切换到指定数据库:1\c foo赋予用户表、序列查看权限:123GRANT USAGE ON SCHEMA public to readonly;GRANT SELECT ON ALL SEQUENCES IN SCHEMA public TO readonly;GRANT SELECT ON ALL TABLES IN SCHEMA public TO readonly;