Oracle 启动监听器

以下是启动Oracle监听器的步骤：

1. 连接到sqlplus命令行工具：

sqlplus / as sysdba

2. 登录到数据库：

CONNECT username/password

其中，username是数据库用户名，password是对应的密码。

3. 启动监听器：

STARTUP

4. 检查监听器状态：

lsnrctl status

如果监听器已成功启动，您将看到类似以下内容的输出：

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=hostname)(PORT=port)))
STATUS of the LISTENER
----------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 11.2.0.4.0 - Production
Start Date                01-JAN-2022 00:00:00
Uptime                    0 days 0 hr. 10 min. 0 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   /path/to/listener.ora
Listener Log File         /path/to/listener.log
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=hostname)(PORT=port)))
Services Summary...
Service "service_name" has 1 instance(s).
  Instance "instance_name", status READY, has 1 handler(s) for this service...
Service "service_name_XPT" has 1 instance(s).
  Instance "instance_name", status READY, has 1 handler(s) for this service...
The command completed successfully