Oracle

This paper uses Oracle 11g Dataguard broker Fastfailover Test Oracle 11g Dataguard Fast failover configuration, requires a primary database to turn on the flash back function, flash back to open this article skip. When the flash-back is activated

This article mainly discusses the following sections: How to view query Oracle character set, modify settings character set, and common Oracle UTF8 character set and Oracle exp character set issues. One, what is the Oracle character set An Oracle

Error codes and explanations: Prompt to install Oracle 11G R2 64-bit version on Windows Server 2008 64-bit operating system: Unable to create item on Windows Start menu or desktop Workaround: This is because Windows Server 2008 uses the

similar to MySQL You can use cast, but to fill in the appropriate type, sample:Select CAST (one as unsigned int)//* Integral type * *Select CAST (10,2)/* Floating-point type * * (1) converts a string of char or VARCHAR2 type to a numeric

1,swingben Introduction The current open source Oracle Stress testing Tools on the Web are mainly ORABM and swingbench, and because ORABM does not support Oracle 11g versions, the test uses Swingben for stress testing. In addition, Swingbench can

Taking Oracle database as an example, this paper introduces a simple and common form data storage processing method when using JSP technology to develop Web application, in order to reduce the development workload and provide the main program

Oracle 1, uncompress and unpack downloaded files One step procedure (uses less disk spaces and is faster): Zcat lnx_920_disk1.cpio.gz | Cpio-idmv Zcat lnx_920_disk2.cpio.gz | Cpio-idmv Zcat lnx_920_disk3.cpio.gz | Cpio-idmv Two Step procedure:

CREATE TABLE as SELECT * FROM and insert to select from two table copy statement differences[SQL]View PlainCopy Create table targer_table as select * from source_table INSERT INTO target_table (column1,column2) select Column1,column2

Oracle session Active and Inactive Status description original June 12, 2011 13:08:00 Label: Session/ Oracle/ Database/ Server/ Middleware Resources I. Session status DescriptionThe status of the session can be

Comparison of two-live solutions: ASM vs V-plexWang WenjieOracle Company Principle System AnalystOracle Advanced ServicesThe evolution of Oracle Database Center disaster Recovery has evolved over the years from initial cold backup, to hot backup, to

There are two most common two reasons for this error1. Registration Form Press Win+r, open the "Run" window, enter "regedit", return on the left side of the Open Registry Editor, expand by the following

Data locking is divided into two methods, the first one is called pessimistic lock, the second is called optimistic lock. What is pessimistic lock, pessimistic lock as the name implies, is the conflict of data to take a pessimistic attitude, that is,

After the successful installation of ORACLE11, with Plsql landing when prompted Ora-12541:tns: No monitoring program, unable to login. Here summarizes the solution to this kind of method, hope can help everyone. The first method: Because the address

Dba_extents describes the extents comprising the segments in all tablespaces in the database. Note that if a datafile (or entire tablespace) are offline in a locally managed tablespace, you'll not see any extent inf Ormation. If an object have

From csdn ======================================================== In Oracle, four lobs types are available: blob, clob, bfile, and nclob. The following is a brief introduction to the lob data type. L BLOB: Binary lob, Which is binary data. It can

  For more information about Oracle patch and PSU, see my blog: Introduction to Oracle patch system and opatch tools Http://blog.csdn.net/tianlesoftware/article/details/5809526   The latest version of Oracle 10g is 10.2.0.5.4. Among them, 5 is the

There is a lot of information about the usage of BCP on the Internet, but it can only be used after it has been confirmed by its own practice. Some of the online stuff is transferred in and out, and there will be some mistakes, therefore, the

Information Reference: http://www.ixora.com.au/ I am particularly grateful to my eldest brother overtime for his selfless help and encouragement to my netizens. These materials are not supported by oracle, so we cannot guarantee the correctness of

SQL statement case when then else end returns a qualified value, sqlcase Case has two formats Simple Case functions and Case search functions: -- Simple Case function CASE sex WHEN '1' then' male 'when' 2' then' female 'else' other 'ends -- Case

Introduction to oracle systemstate dump, oraclesystemstate When the database encounters a serious performance problem or hang, sqlplus cannot connect to the server. In this case, if you want to obtain the current status of the database for later