Oracle

Oracle HA High Availability detailed (one, client, server-side service details): Http://write.blog.csdn.net/posteditWe've seen Taf. Oracle's session can be automatically reconnected, it should be explained that this capability is based on the OCI,

The Oracle Database operations class implemented in this article for C # can perform many common Oracle database operations, including the underlying database connection, closing the connection, outputting the recordset, executing the SQL statement,

Previously summary:Oracle's new features in Oracle OpenWorld 2013 for Larry Ellison explosive:Oracle in Memory Option1. This new feature will be released with 12.1.0.2 ;2. in memory option will not replace TimesTen (TT), as this is a two-tier

Graphical Management tools EM Server-side 1 Guaranteed Listening Startup----->grid Lsnrctl status 650) this.width=650; "title=" clip_image002 "style=" border-top:0px; border-right:0px; border-bottom:0px; border-left:0px; Display:inline "border=" 0

This method is a reference to one of the itpub's forumsMake a note, but also to share with you, convenient for later use, heyMethod One: Su-oracle Edit the. Bash_profile under the Oracle user's home directory. Add export Editor=vi

In the configuration file, the following configuration is typically used: 'db_oracle'=Array ('class'='cdbconnection', 'connectionString'='oci:dbname= server address/service name', 'username'=' User name',

First, IntroductionA logical backup is the process of exporting the structure and data of a data object to a file using the tools export.Logical recovery refers to the process of importing a data object into a database using a backup file when the

    This is a recovery that is performed by the system. No human management and operation is required. This method is generally used when the system fails due to sudden power failure. Automatic recovery occurs when the database is started again.    

Oracledefault Databases SYSTEM Available in all versions Sysaux Available in all versions Comment out QueryThe following can used to comment out the rest of the query after your injection:

One, Perl connect Oracle Database[Plain]View Plaincopy [Email protected] perl_script]$ more connect.pl #!/usr/bin/perl #perl script used to connect to Oracle Use strict; Use DBI; My $tnsname = "ORA11GR2"; My $username = "Scott";

Oracle RAC Cache Fusion is the core work of RAC, which takes all instances of the SGA virtual into a large SGA area, which needs to be passed between instances whenever different instances request the same data block. So when is it going to pass?

I. OverviewSome time ago, there was a DBA friend after the completion of the reconstruction table (rename) work, the next morning the business is not working properly, the data can not be inserted restrictions and errors, later analysis found that

Overview of Oracle EBS WMS features (ii)(Copyright notice, I original or translation of the article to be reproduced, such as reproduced for personal study, please specify the source; otherwise please contact me, violators will investigate)Shipping

Before using compression, we can estimate how much the effect of using compression could be.11GR2 can use dbms_comp_advisor before, the specific code is already given in the attachment. You only need to execute two files Dbmscomp.sql and

Overview of Oracle EBS WMS Features (i)(Copyright notice, I original or translation of the article to be reproduced, such as reproduced for personal study, please specify the source; otherwise please contact me, violators will investigate)Oracle WMS

Oracle Data TypesCharacter type char, NCHAR VARCHAR2, NVARCHAR2 long number value type numeric date type Timestampraw, LONG RAW other type Lobbfilexml type and user custom type1, char and VARCHAR2 typeIf a char type field/variable is assigned a

The Biee11g excel file is exported with garbled characters when it is opened. Problem description: Chinese characters are garbled when files in CSV format are exported from rpd and opened in OFFICE2007. Note: When you export a csv file, if you

Introduction to Oracle System Variable Functions and oracle Variable Functions Oracle functions are diverse, and system variable functions are one of them. The following describes the three most common system variable functions, which will help you

Oracle updates xml nodes. oracle updates xml nodes. Some nodes are like , so direct update table1 e set e.xxx_xml=updatexml(e.xxx_xml,'/data/contact/email/text()','value')where 1=1; It cannot be updated. update table1 e set e.xxx_xml=updatexml(e.xxx_

New Features of Oracle 11g Flashback Data Archive instance, 11 gflashback Flashback Data Archive (flash back log archiving) is actually used to save undo Data for a long time. For some important tables, you can customize the retention period of