Alter Link Log For Free

Oracle CREATE DATABASE LINK statement First, specify the name of the database link after the CREATE DATABASE LINK keywords. Second, provide user and password of the remote database after the CONNECT TO and IDENTIFIED BY keywords. Finally, specify the service name of the remote database.

Use the ALTER DATABASE LINK statement to modify a fixed-user database link when the password of the connection or authentication user changes. Note: You cannot use this statement to change the connection or authentication user associated with the database link. To change user , you must re-create the database link.

To change table data using the UPDATE statement, do the following: On the Start Page > SQL Development tab, click SQL Editor. ... In the SQL editor, type the query. ... In the UPDATE clause, add a table name you want to update. In the SET clause, specify the name of the column(s) to be changed and define a new value.

Use the ALTER DATABASE LINK statement to modify a fixed-user database link when the password of the connection or authentication user changes. Note: You cannot use this statement to change the connection or authentication user associated with the database link. To change user , you must re-create the database link.

Oracle Database Link Creation Syntax In order to create a database link, you need to provide a name ( LinkName ), tell the local database to connect to the remote one using either the same user/password as used locally (with the CURRENT_USER option) or provide a username ( User ) and password ( Password ).