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Replication interval is smaller, there are few update conflicts - Oracle Replication
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Q. If the replication interval is smaller, there are few update conflicts.
- Published on 12 Aug 15
a.
True
b.
False
ANSWER: True
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Discussion
Nirja Shah
-Posted on 18 Sep 15
- If two sites change the same data within the data replication interval, you have an update conflict.
- The more frequently you propagate your changes (that is, the smaller your replication interval), the fewer update conflicts will occur.
- Oracle detects update conflicts by comparing the old values for a row from the remote (or propagating) site with the current values at the local (or receiving) site.
- If they are the same, no conflict has occurred and the new values are applied at the local site.
- If they are different, a conflict is detected.
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