what is use of tnsnames ora file in oracle

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A ORA-01019 error is reported when a client connection to a 64-bit Oracle 11g R2 instance

\ product \ 11.2.0 \ Server \ Network \ admin \ tnsnames of the server. ora file to the network \ ADMIN of client (1) and delete unnecessary parts. The retained content is roughly as follows: Orcl =(Description=(Address_list=(Address= (Protocol = TCP) (host = localhost) (Port = 1521) (CONNECT_DATA=(SID=Orcl ))) St

Mobile QQ file near the biography is what? How to use the file near-pass?

1 We login in the mobile phone QQ and then ensure that the QQ version is 4.7, and then we find to close to the file of friends, and then enter the chat interface, we chat window below there will be a "file near Pass" button, as shown in the picture. 2 We click "File near-pass" will be prompted after the connection,

Oracle 11g rac rman ORA-00245 control file backup operation failed error and control file backup description

I. Problem Description OS: RedHat 5.8 Database: 11.2.0.3 2 node RAC. When using RMAN for backup, the following error is reported: ORA-00245: control file backup failed; target is likely on a local file system This issue only exists in RAC environments after

The database cannot open the ORA-01122 ORA-01251 because the data file is not deleted illegally

Today, a colleague asked me to say that his local database was deleted by him by mistake, so he could not open the file. Let's take a look.SQL> conn jjw/jjwERROR:ORA-01033: Oracle initialization or shutdown in progress Warning: You are no longer connected to ORACLE.SQL>The database has been started, but an error is returned. If yes, I will restart the system to s

Oracle error ORA-03113: file end solution for communication channels

If an error occurs in Oracle, go to the error log to find the root cause: locate oracle_ora_6320 in the e: appkangdiagrdbmsoracleoracletrace folder. If an error occurs in Oracle, go to the error log to find the root cause: locate oracle_ora_6320 in the e: \ app \ kang \ diag \ rdbms \ oracle \ trace \ folder. Origin Today as usual, login PL/SQL, indeed login

Oracle error -- ORA-03113: file end solution for communication channel

Oracle error -- ORA-03113: file end solution for communication channel Origin Today as usual, login PL/SQL, indeed login failed, there is an error "ORA-01034" and "ORA-27101" Then I log on to

Oracle ora-01578 Oracle Data block Corruption (file number 4, block number 840339)

Tags: OracleORA-01578 is a block of physical bad blocks/corruption, different from the logical corruption/bad block, usually accompanied by ORA-1110 appear, once Oracle read to the existence of a corrupted block will be reported caused By:java.sql.SQLException: Ora-01578:oracle

Oracle error--ora-03113: File end solution for communication channel __oracle

Origin Today as usual, landing pl/sql, the failure to login, there is an error "ORA-01034" and "ORA-27101" as shown: Then you go to Oracle at the command prompt to see what's going on, and then the problem goes further, the error "ORA-03113: The end of the communication ch

Oracle is connected to an idle routine or ora-01034:oracle not available

successfully.C:\users\administrator>sqlplusSql*plus:release 11.2.0.1.0 Production on Wednesday February 11 10:25:37 2015Copyright (c) 1982, Oracle. All rights reserved.Please enter user name: SYS as SYSDBAEnter Password:Connect to:Oracle Database 11g Release 11.2.0.1.0-64bit Production--Note: A is a table originally built in the librarySql> SELECT * from A2;SELECT * FROM A*An error occurred on line 1th:ORA

Remote connection reports ORA-12547 after Oracle is installed

I. Error code: ORA-12547Symptoms:(1) Oracle listening and Service Startup are normal and no error is reported(2) Check the log without any exception information(3) The local commands on the server can connect to oracle and execute query commands.(4) The customer service machine cannot be connected, error

Oracle Data File accidentally deleted (DBF), recovery oralce library solution-Oracle error code: ORA-01033

System Environment:1. Operating System: Windows 2000 server,2. Database: Oracle 8i R2 (8.1.6) for NT Enterprise Edition3. installation path: C: \ oracle Error:A data file in the database was accidentally deleted due to misoperations,The Oracle-related services on the control panel are displayed as started, but cannot

Oracle Error--ORA-03113: End-of-file resolution for communication channels

command window:-------- set the size of the archive log spaceSqlplus/as Sysdbashutdown Abort ----shutdown process startup mount ----Mount Database select * FROM V$recovery_file_dest;--- Query archive log db_recovery_file_dest_size=10737418240; --Set the archive log space to 10GExit---here the space size is set to complete-------- Delete Archive LogRmantarget/ -----into the Rman tool window Rman>crosscheckarchivelog all; --run this comman

What is the difference between a. cs file and a aspx.cs file??? What is their role??? What is the role of the ASPX file?

In general, creating a new page in VS creates two types of files: one is the suffix. cs and one is. aspx.Simply put, the. cs file is typically implemented in the inside, and. aspx is the interface effect.The difference:. cs files are written in. NET code, including methods a

What if Oracle archive logs are full (ora-00257)? oracleora-00257

What if Oracle archive logs are full (ora-00257)? oracleora-00257 Oracle Database error ORA-00257: archiver error. Connect internal only, until freed, how to solve it? This problem is located when the archiving logs are full. We w

Oracle TnsPing is correct, pl/SQL ora-12154 cannot resolve the specified connection identifier Solution

Oracle TnsPing is correct, pl/SQL ora-12154 cannot resolve the resolution of the specified connection identifier to tnsnames in C: \ oracle \ ora92 \ network \ ADMIN \ SAMPLE. copy the ora fil

The specific definition of Oracle triggers, when to use! The advantage is what!

Tags: select process another business PST TPS definition VPS RelatedA trigger (trigger) is a special stored procedure whose execution is not invoked by the program or manually, but is triggered by an event, such as when an operation on a table (Insert,delete, update) activates it for execution. Triggers are often used to enforce data integrity constraints, busine

"Oracle database" mistakenly deleted table space file "ora-01033ora-01110" workaround

bytesThe database is loaded.ORA-01157: Unable to identify/lock data file 7-see DBWR trace fileORA-01110: Data file 7: ' G:\ORACLETABLESPACE\STUDENT. DBL 'sql> shutdown ImmediateORA-01109: Database is not openThe database has been uninstalled.The ORACLE routine has been clos

"Go" Oracle login ora-01033:oracle is initializing or shutting down the workaround

Http://www.cnblogs.com/xnzhao/p/6114469.htmlOpen SqlplusPlease enter user name: System/sys as SysdbaThen (unload data) Enter:sql> shutdown Normalwill appear:ORA-01109: Database is not openThe database has been uninstalled.The ORACLE routine has been closed.Then (load data) Enter:Sql> Startup MountThe ORACLE routine has been started.The database

Oracle database hint Ora-27069:skgfdisp: Trying to perform I/O outside the file range

Received technical support requests, WIN 2003 NTFS format file system, Oracle 8.1.7 version, the host restart, the database can not start normally, offline DataFile 15, the database open successfully, but datafile can not normal online, The error is: Ora-27069:skgfdisp:attempt to do I/O beyond the range of the

Error--ora-01033:oracle initialization or shutdown in progress due to deletion of DBF file

Tags: ora-01110 cause Unable to shutdown ONS tar hint init minError due to moving or deleting DBF file:ora-01033:oracle initialization or shutdown in progressCause: Generally, this type of failure is usually caused by moving files that affect the inability of an IO operation due to corruption of the database log file.

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