相关疑难解决方法(0)

我无法通过 Nodejspg模块连接 postgres 或者pgAdmin3\n下面是我的配置和错误消息，我找不到如何修复

用户、密码、角色权限、数据库创建

su - postgres\n\npsql\n\nALTER USER db_admin WITH PASSWORD \xe2\x80\x98aaee11\xe2\x80\x99;\n\nALTER ROLE db_admin SUPERUSER CREATEDB CREATEROLE;\n\n\nCREATE DATABASE \xe2\x80\x9ctestdb\xe2\x80\x9d WITH OWNER = db_admin ENCODING = \'UTF8\' TABLESPACE = pg_default LC_COLLATE = \'en_GB.UTF-8\' LC_CTYPE = \'en_GB.UTF-8\' CONNECTION LIMIT = -1 TEMPLATE template0;\n

听所有

vi /var/lib/pgsql/9.4/data/postgresql.conf\n\n#listen_addresses = \'localhost\'\nlisten_addresses = \'*\'\n

重新开始

service postgresql-9.4 restart\n

nodejs pg 连接和错误消息

var conString = \'postgres://db_admin: aaee11@localhost/testdb\';\nvar dbClient = new pg.Client(conString);\ndbClient.connect(function(error) {\n  if (error) …