Oracle
Utilities interpretation under the $ORACLE _home/bin binary first Available description--------- ------ ---------- ------------------------------------------adapters (7.3.4) installed network adaptersagentctl 9.0.1
1. The length of char is fixed, the length of the VARCHAR2 can vary, for example, the storage string "abc", for Char (20), which means that the characters you store will occupy 20 bytes (including 17 null characters), in the database it is occupied
Customer feedback system frequently reported session timeout, causing application test to not work properly, check alert log to discoverFatal NI Connect error 12170.VERSION Information:TNS for Hpux:version 11.2.0.4.0-productionOracle bequeath NT
It's a strange question. Just learn to do Oracle when you do a test when the database startup prompts ORA-08103 error, the following cloud Habitat Small series to give you a moment.
Database failed to start correctly due to ORA-08103 error in open
One, what is the Oracle character setAn Oracle character set is a collection of symbols that are interpreted as a byte of data, having a size and a mutual containment relationship. ORACLE's support for the national language architecture allows you
After installing Oracle 10g, you want to open sql*plus to learn, and then follow the steps in the book to connect to the database with Scott users, you can lose several times prompted an error.
Error:the account is locked
Then after checking the
oracle| Data | database | Original I use the Oracle database for working relationship, found that there are not many people here, but often found that someone mentioned in the PHP operation of the Oracle database problem is not answered, I have
oracle| Create | page
Create an HTML page with Oracle's Sql*plus tool
Author: fenng
Oracle's Sql*plus tools have some interesting options, reasonable use, can give us unexpected consequences. One of the "-M" options can be created to create
Pl/sql is Oracle's extension of the standard database language, Oracle has integrated PL/SQL into Oracle servers and other tools, and more developers and DBAs have started using Pl/sql in recent years, and this article covers Pl/sql basic syntax,
Because the rowid of the data being flashback back may change.
Sql> CREATE TABLE TT (ID int,name varchar2 (4000)) tablespace users;
Table has been created.
Sql> ALTER TABLE TT Pctfree 50;
The table has changed.
Sql> INSERT INTO TT values
August 14, 2017, a city of Oracle related Scheduler ETL extraction speed is very slow, the average SQL statement execution time of about 9 seconds, if shown:650) this.width=650; "Src=" http://img.blog.csdn.net/20170814133720856?watermark/2/text/ ahr0
[ Oracle-based SQL Optimization ]Oracle-based SQL optimization"Bo Master" Gao Ruilin"Blog Address" http://www.cnblogs.com/grl214
A Written Intent description
In the early stage of the system development, due to less
Oracle BI Publisher Enterprise Edition post-installation configuration (BI Publisher Enterprise Edition)(Copyright notice, I original or translation of the article to be reproduced, such as reproduced for personal study, please specify the source;
UseCoherence QuerylanguageThis chapter describes how to use a consistent query language (cohql) Interactive and consistent cache. cohqlis a light weight grammar (SQLLegacy) for performing a coherent cluster on cache operations. Languages can be used
If the operating system is 32-bit, there was not much time to create a linked server to Oracle. The main points are:1. Install the Oracle thin client. At that time I was using a lower version of the "Oracle9i310-client Lite", the installation of the
Course ObjectivesOracle Video tutorial, this set of wind brother Oracle Tutorial training introductory learning content including Oracle version introduction, Oracle Basic Concepts, Oracle Physical structure, Oracle structure, Oracle data files,
Installing an Oracle VM VirtualBox virtual machine in XP The host system is: windowsxp SP3. Because a lot of people's system has certain problems, loaded on the time can not be Simplified Chinese version. I will take a screenshot of the Chinese and
Redhat 7 oracle 11g Silent Installation step tutorial, redhat11g
I. Preparations before installation
1. Modify the Host Name
sed -i "s/HOSTNAME=localhost.localdomain/HOSTNAME=oracledb.01/" /etc/sysconfig/network
2. Add the host name to correspond
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