Enable separate poll time for each tables in datasource driver

Registered by Zhenzan Zhou on 2015-06-23

Currently the poll time is the same for all tables in each datasource drivers. This is not efficient because:
1. not all data is changed in the same frequency
2. if we integrate oslo.messaging notification, we will still need polling for some data set in a regular base and polling for a full data set in some occasions where dataset from notification is not enough. So it's useful to enable separate poll time for each tables in datasource drivers.

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Priority:
Medium
Drafter:
Zhenzan Zhou
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Needs approval
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Definition:
Discussion
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Unknown
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