Update dependency control for multi-master replication
First Claim
1. A directory server system having a master server and a non-master server, each server being capable of storing directory server data comprising updates;
- said master server being capable of sending selected updates to the non-master server;
said non-master server having;
a dependency checker operable for determining whether each update received from the master server depends on other updates among the selected updates, and if not for sending the update to an update application function, the update application function being operable for applying the updates received from the dependency checker in the non-master server directory server data.
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0 Petitions
Accused Products
Abstract
The invention proposes a directory server system having a master server and a non-master server, each server being capable of storing directory server data comprising updates. The master server is capable of sending selected updates to the non-master server, and the non-master server (512) has:
a dependency checker (5224) operable for determining whether each update received from the master server (510) depends on other updates among the selected updates, and if not for sending the update to an update application function (5220),
the update application function being operable for applying the updates received from the dependency checker in the non-master server directory server data.
155 Citations
38 Claims
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1. A directory server system having a master server and a non-master server, each server being capable of storing directory server data comprising updates;
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said master server being capable of sending selected updates to the non-master server;
said non-master server having;
a dependency checker operable for determining whether each update received from the master server depends on other updates among the selected updates, and if not for sending the update to an update application function, the update application function being operable for applying the updates received from the dependency checker in the non-master server directory server data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method of operating a master server in a directory server system, having a master server and a non-master server, each server being capable of storing directory server data comprising updates,
said master server being capable of sending selected updates to the non-master server, the method comprising the steps of: -
a) determining whether each update received by the non-master server from the master server depends on other updates among the selected updates, and if step a) fails;
b) applying an update in the non-master server directory server data. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38)
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Specification