October 2003
Intermediate to advanced
1072 pages
24h 21m
English
By default, data replicated via transactional replication is not updatable at the subscriber—that is, you can't make changes at the subscriber and have them propagate to the publisher or to other subscribers. However, you can enable a transactional publication such that it is updatable at the subscriber. You have three options for doing so: immediate updating subscribers, queued updating subscribers, and immediate updating subscribers with queued updating as a fallback.
Immediate updating subscribers work by initiating a distributed transaction with the publisher using Microsoft Distributed Transaction Coordinator. The update is carried out using the two-phase commit (2PC) protocol—either the change ...
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