Managing Database Links
A database link enables a one-way connection to a remote database from a local database, remember the link in only one-way. Database links can be used for the following
Privileges | grant create database link to vallep; grant create public database link to vallep; grant drop public database link to vallep; |
create private link | create database link priv_monitor connect to test01 identified by test01 using 'monitor.world'; Note: monitor is the database link name, also this is a private link so only the user who created the link can use it |
create public link | create public database link pub_monitor connect to test01 identified by test01 using 'monitor.world'; Note: any user can use the link |
Remove a database link | drop public database link pub_monitor; drop database link priv_monitor |
Close a database link | alter session close database link priv_monitor; |
Display links | select * from user_db_links; |
Useful Views |
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user_db_links all_db_links dba_db_links |
Display what database links are created/available |