GeekInterview.com
  I am new, Sign me up!
 
GeekInterview.com  >  Interview Questions  >  Oracle  >  SQL Plus
Go To First  |  Previous Question  |  Next Question 
 SQL Plus  |  Question 26 of 132    Print  
What is a database link

  
Total Answers and Comments: 2 Last Update: September 16, 2005   
  
 Sponsored Links

 
 Best Rated Answer
—

No best answer available. Please pick the good answer available or submit your answer.
July 28, 2005 04:20:51   #1  
Swapnil        
RE: What is a database link
it is a way of connecting to remote database.
usage is
@xyz.tablename.column
 
Is this answer useful? Yes | No
September 16, 2005 01:35:23   #2  
Atal Member Since: September 2005   Contribution: 3    
RE: What is a database link

scott@8i> create database link ora8idev
2 connect to scott
3 identified by tiger
4 using 'ora8idev'
5 /

Database link created.

scott@8i> select * from dual@ora8idev;

D
-
X

scott@8i>


 
Is this answer useful? Yes | No

 Related Questions

Latest Answer : scott@8i> create database link ora8idev  2  connect to scott  3  identified by tiger  4  using 'ora8idev'  5  /Database link created.scott@8i> select * from dual@ora8idev;D-Xscott@8i> ...
Latest Answer : There are only three tablespaces as follows:-1.Permanent tablespace2.Undo tablespace3.Temperory tablespace ...
TRUNCATE commits after deleting entire table i.e., can not be rolled back. Database triggers do not fire on TRUNCATEDELETE allows the filtered deletion. Deleted records can be rolled back or committed.Database 
Latest Answer : Truncate is faster than delete as it does not generate rollback segment. ...
Database Link is a named path through which a remote database can be accessed. 
Latest Answer : when u want to access the database from remote database then u hv to create a database link with creating a directory . ...
Latest Answer : The startup of database depends on the nature of Oracle server :Incase Of Enterprise Server and Unix Environment :Go to Unix and type the following commands :sqldba lmode=yconnect internalstartupThis will start the Oracle Instance.Incase Of Workgroup ...

 Sponsored Links

 
Related Articles

Querying Data with Oracle XQuery

Querying Data with Oracle XQuery Starting with Oracle Database 10g Release 2 you can take advantage of a full featured native XQuery engine integrated with the database With Oracle XQuery you can accomplish various tasks involved in developing PHP Oracle XML applications operating on any kind of dat
 

Using Oracle XML DB Repository

Using Oracle XML DB Repository Another variation on accessing and manipulating XML content stored in Oracle database is provided by Oracle XML DB repository which is an essential component of Oracle XML DB mosgoogle NOTE Oracle XML DB repository also known as XML repository is a hierarchically organ
 

Using XMLType for Handling XML Data in the Database

Using XMLType for Handling XML Data in the Database Being an object type XMLType can not only be used to store XML data in the database but also to operate on that data via its built in methods Regardless of the storage model you choose XMLType provides a set of XML specific methods to operate on XM
 

Using Oracle Database for Storing, Modifying, and Retrieving XML Data

Using Oracle Database for Storing Modifying and Retrieving XML Data With Oracle XML DB you have various XML storage and XML processing options allowing you to achieve the required level of performance and scalability One of the most interesting things about Oracle XML DB is that it allows you to per
 

Performing XSLT Transformations inside the Database

Performing XSLT Transformations inside the Database Now that you have the employees XSL stylesheet stored in the database and the xmlusr schema is permitted to access the hr employees table you can create a script that will instruct the database to build an HTML page based on the data stored in hr e
 

Moving All the XML Processing into the Database

Moving All the XML Processing into the Database In the preceding example the database server performs only a part of the XML processing while the rest is still performed by the PHP engine Specifically the database server generates an employees XML document based on the records from the hr employees
 

Performing XML Processing inside the Database

Performing XML Processing inside the Database When building XML enabled applications on top of Oracle there are many advantages to performing the XML processing inside the database when compared to performing it on the client The key advantages to perform XML processing inside the database are as fo
 

XML Processing in PHP and Oracle Applications

Processing XML in PHP Oracle Applications As mentioned there are two alternatives when it comes to performing XML processing in your PHP Oracle application You can perform any required XML processing using either PHP s XML extensions or PEAR XML packages or Oracle s XML features mosgoogle In the fol
 

PHP Oracle Web Development

PHP Oracle Web Development Data processing Security Caching XML Web Services and Ajax The book is written by Yuli Vaseliev a well known author of different web development and programming books PHP Oracle Web Development Data processing Security Caching XML Web Services and Ajax is a good starting b
 

Getting Started with Oracle and ODP.NET

ODP NET Developer’ s Guide by Jagadish Chatarji Pulakhandam Sunitha Paruchuri A practical guide for developers working with the Oracle Data Provider for NET and the Oracle Developer Tools for Visual Studio 2005 Application development with ODP NET Dealing with XML DB using ODP NET Oracle
 

About Us -  Privacy Policy -  Terms and Conditions -  Contact -  Ask Question -  Propose Category -  Site Updates 

Copyright © 2005 - 2009 GeekInterview.com. All Rights Reserved

Page copy protected against web site content infringement by Copyscape