我正在尝试连接到我的oracle数据库.我无法让听众开始.这是我尝试过的.
$lsnrctl start
LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 20-JAN-2012 08:19:58 Copyright (c) 1991,2007,Oracle. All rights reserved. Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait... TNSLSNR for Linux: Version 10.2.0.4.0 - Production Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log Error listening on: (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521)) TNS-12545: Connect failed because target host or object does not exist TNS-12560: TNS:protocol adapter error TNS-00515: Connect failed because target host or object does not exist
$cat ./admin/tnsnames.ora
# TNSNAMES.ORA Network Configuration File:
# /u01/app/oracle/product/10.2.0/db_1/network/admin/tnsnames.ora
#
EXTPROC_CONNECTION_DATA.test =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC))
)
(CONNECT_DATA =
(SID = DEVDB)
(PRESENTATION = RO)
)
)
DEVDB =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = DEVDB.test)
)
)
DEBDB.test =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = DEVDB.test)(PORT = 1521))
)
(CONNECT_DATA =
(SERVICE_NAME = DEVDB.test)
)
)
$hostname
test
以下是在具有类似设置的其他计算机上成功启动的示例.没有listner.ora文件只是tnsnames.ora.
$lsnrctl start LSNRCTL for Linux: Version 10.2.0.4.0 - Production on 20-JAN-2012 11:38:51 Copyright (c) 1991,Oracle. All rights reserved. Starting /u01/app/oracle/product/10.2.0/db_1/bin/tnslsnr: please wait... TNSLSNR for Linux: Version 10.2.0.4.0 - Production Log messages written to /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=oracletest)(PORT=1521))) Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521)) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for Linux: Version 10.2.0.4.0 - Production Start Date 20-JAN-2012 11:38:51 Uptime 0 days 0 hr. 0 min. 0 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Log File /u01/app/oracle/product/10.2.0/db_1/network/log/listener.log Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=oracletest)(PORT=1521))) The listener supports no services The command completed successfully
解决方法
你的listener.ora中有空HOST =.我会把它编辑为HOST = my.ip.address.如果应用程序在同一主机上,即使HOST = 127.0.0.1也可以.您之前是否正确运行过netca(建议初学者使用)？
