How do I view a DB Link?

How do I view a DB Link?

Any user can query USER_DB_LINKS to determine which database links are available to that user. Only those with additional privileges can use the ALL_DB_LINKS or DBA_DB_LINKS view.

How do I find db links in my database?

What is an Oracle database link?

A database link is a pointer that defines a one-way communication path from an Oracle Database server to another database server. The link pointer is actually defined as an entry in a data dictionary table. To access the link, you must be connected to the local database that contains the data dictionary entry.

How do Oracle DB links work?

What does all DB links mean in Oracle?

ALL_DB_LINKS describes the database links accessible to the current user. DBA_DB_LINKS describes all database links in the database. USER_DB_LINKS describes the database links owned by the current user. This view does not display the OWNER column.

Where do I find the links in a database?

The data dictionary of each database stores the definitions of all the database links in the database. You can use data dictionary tables and views to gain information about the links.

How to create a public database link in Oracle Net?

To create a public database link, you must have the CREATE PUBLIC DATABASE LINK system privilege. Also, you must have the CREATE SESSION system privilege on the remote Oracle database. Oracle Net must be installed on both the local and remote Oracle databases. Syntax. create_database_link::= Description of the illustration create_database_link.gif

What does it mean to create a database link?

A database link is a schema object in one database that enables you to access objects on another database. The other database need not be an Oracle Database system. However, to access non-Oracle systems you must use Oracle Heterogeneous Services. After you have created a database link, you can use it to refer to tables and views on