Warning: pg_connect(): Unable to connect to PostgreSQL server: could not connect to server: Connection refused Is the server running on host "localhost" and accepting TCP/IP connections on port 5432? in /home/buzz8tomato/phpbook.jp/public_html/tutorial/postgresql/pgtest2.php on line 8

Warning: pg_last_error(): No PostgreSQL link opened yet in /home/buzz8tomato/phpbook.jp/public_html/tutorial/postgresql/pgtest2.php on line 10
接続失敗です。