export tns admin

A new database was created in Oracle, And it was deleted today and then logged on to SQL * PLUS won't be logged on, with the ORA-12560: TNS: protocol adapter error. ORA-12560: TNS: protocol adapter error solution cause ORA-12560: TNS: protocol

Using PLSql to connect to Oracle Reports error ORA-12541: TNS: No listener, plsqlora-12541 Many times oracle services are disabled to optimize our startup items. However, when we use PLSQL to log on to oracle after restart, no listening program will

Logging on to RMAN reports ORA-12162: TNS: netservicenameisincorrectlyspecified Error Login RMAN reports ORA-12162: TNS: net service name is incorrectly specified Error Login RMAN reports ORA-12162: TNS: net service name is incorrectly

Login RMAN reports ORA-12162: TNS: net service name is incorrectly specified Error[Oracle @ localhost admin] $ dateTue Apr 22 22 18:06:16 CST 2014[Oracle @ localhost admin] $ rman target/// There is a strange ora-12162 error, the first response is

Listener refused the connection with the following error: ORA-12505, TNS: listener does not currently, ora12505When you connect to oacle12c using java, an error is returned:Java. SQL. SQLException: Listener refused the connection with the following

We know that there are several configuration files involved in Oracle Client connection: Sqlnet.ora, Tnsnames.ora, Listener.ora. Where Sqlnet.ora and Tnsnames.ora are configuration files on the client, Listener.ora is the listener profile on the

Remotely operate databases with exp/imp Keyword: exp/IMP Remote Operation In:1. Modify the tnsnames. ora file (Alternatively, step 1 can be omitted. The formula is exp [IMP] address/Data Processing Instance name file = path. dmp [If imp is used, add

First, prefaceWe may encounter this need at work: Query the information in the database and export the results to an Excel file. This would have been nothing, but when the amount of data is large, using Plsql, Toad Export Excel will be out of memory,

No Oracle cannot connect after booting,Turn around: http://blog.sina.com.cn/s/blog_4aeef1220100fmsr.htmlTNS-12560:TNS: Protocol Adapter errorMicrosoft Windows [version 5.2.3790](C) Copyright 1985-2003 Microsoft Corp.C:\Documents and

RedHat build physical Data Guard My environment: Both machines are Red Hat Enterprise Linux Server release 5.4 Database Version: Oracle10g10.2.0 Install oracle software on the primary machine and create the database orcl Only the oralce software is