DBLINK里具体是什么机制？

john_77

学习了

chnlgc

Apprecaite

I find a paper introducing the DBLINK and share with you.
http://www.hackhome.com/InfoView/Article_165214.html

chnlgc

SQL*Net
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SQL*Net (or Net8) is Oracle's networking software that allows remote data-access between programs and the Oracle Database, or among multiple Oracle Databases. Applications and databases can be distributed physically to different machines and continue to communicate as if they were local.

SQL*Net is based on Oracle's Transparent Network Substrate, a foundation network technology that provides a generic interface to all popular network protocols for connectivity throughout a network of applications.

SQL*Net is used by both client and server to communicate with one another. Without the SQL*Net layer acting as the interpreter, the client process and the server process are unable to interconnect