1. Check the correctness of SQL writing2, if the SQL is written correctly, because the database column name is not good cause, the name used in the database keyword. If you have a lot of columns and you are not sure which column names are using
1.64-bit Oracle client on 64-bit machine.Then install the PL/SQL Developer, but connect the Oracle old newspaper with this error:Workaround: Install the 32-bit Oracle client on a 64-bit machine. This will make the connection successful.Basis:From
Today, using Navicat to connect to the Oracle database, the following error was reported: "ORA-12737 Instant Client light:unsupported server character Set ZHS16GBK"From this error, it can be known that the client does not support the server-side
Pits Paste, has been using the jmeter2.13 version of the Oracle test, changed today to 3.2 version, found to follow the previous method of testing, the JDBC request results always error: Cannot create Poolableconnectionfactory (ora-00923:δ???????
An error occurred before connecting Oracle with Sqldeveloper: System.Data.OracleClient requires Oracle client software 8.1.7 or laterOn the internet for a long time did not find the last installed a "oracle11g client Lite" Installation problem
Checking Monitor:must is configured to display at least-colors >>> Could not execute auto Check for display Colors using Command/usr/openwin/bin/xdpyinfo. Check If the DISPLAY variable is set. Failed 1. Enter Root first:Su–rootPassword:xxxxxdisplay=:
Today, using Navicat to connect to the Oracle database, the following error was reported: "ORA-12737 Instant Client light:unsupported server character Set ZHS16GBK"From this error, it can be known that the client does not support the server-side
Today, using Navicat to connect to the Oracle database, the following error was reported: "ORA-12737 Instant Client light:unsupported server character Set ZHS16GBK"From this error, it can be known that the client does not support the server-side
Oracle cannot start, error ora-03113:end-of-file on communication channel (end of file for communication channel)Workaround:Sql> Startuporacle instance started. Total System Global area 1252663296 bytesfixed size 2227944 bytesvariable size 704643352
1, abnormal phenomenon: TNS is not recognized2, exception Analysis: VS2010 start Debugging, an exception occurs. However, when using IIS as a server, there is no exception, that is, normal access to the database, and later analysis is due to VS
The following issues occurred when importing. dmp files to Oracle with Plsql:Import started on 2015/11/18 10:42:44E:\oracle\product\10.2.0\db_1\bin\imp.exe Log=c:\users\lrb\appdata\local\temp\plsimp.log file=e:\work\doc\2015-0 ~1\2015-09-11.dmp
Oracle Developer is famous for its rapid data processing and development, and its exception handling mechanism is also relatively complete.
1. Advantages of exceptions
If no exception occursProgramCheck whether each command succeeds or fails,
1>>>>> exception error Handling1 > Pre-defined exception handling Partial ORACLE exception errors for predefined descriptions The handling of such exceptions is simply to refer to the exception-handling section of the PL/SQL block, directly
ORACLE11g IMP-00058 problem today, the boss gave me a task to put four. the dmp file is imported into the oracle10G Database. I installed the 11G database on my local machine. If I didn't want it, I would just export it. Use the import table
Linux Account Password Expiration will cause the crontab job to fail to be executed, linuxcrontab
Today, a colleague reported that the crontab job on the Linux server was not running. After checking the/var/log/cron log, the following error message
Import the four. dmp files to the Oracle 10 Gb database. I installed the Oracle 11 GB database on my local machine. If I didn't want to, I would just export the files.
Use the import table function in PLSQL Developer to export data.
1. Create a
I. OverviewExceptions fall into three main categories: predefined exceptions, non-predefined exceptions, custom exceptionsThe processing method is divided into: Direct throw exception, internal block handling exception, cursor handling
ORA-01650: unabletoextendrollbacksegmentNAMEbyNUMintablespaceNAME cause: the Oracle error is caused by insufficient tablespace In the rollback segment, which is also the most common ORACLE error message for ORACLE data administrators. When a user is
1, first check whether the field name or the table name error, if not, continue;2, the following analysis data from: http://blog.itpub.net/23135684/viewspace-680615/Exp Export always appears ORA-00904: "Poltyp": Invalid identifier may have two
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