Distributed Database Management Systems: Lecture 23

Distributed Database
Management Systems


Lecture # 23


• This activity has created the
agents (Snapshot agent and
Distributor agent)
• Also the subscription database
at the subscriber server
(PESH in our case)
• Agents are created, not
worked yet, so no snapshot
created at the subscriber


• Execute the Snapshot Agent, that
will create a snapshot of your
publication
• See How?






It is there, not only the tables
But the data as well

• Now add a record in any of the
tables in your publication (lets say
author) at your publisher (QTA)
• We selected this table because….
• After adding the record of
Muhammad Suhail of Rawalpindi
in the table at QTA, wait for one
minute


• After one minute, both
agents will execute as set in
their schedules