Changes between Version 8 and Version 9 of BluePrintRegionsAndIncidents


Ignore:
Timestamp:
02/16/11 16:14:37 (11 years ago)
Author:
Pat Tressel
Comment:

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  • BluePrintRegionsAndIncidents

    v8 v9  
    9191against a region and find it's not in that region, we need to record that to
    9292avoid redoing the test. The cache would be invalidated if the location's
    93 parentage or lon, lat changes.  This needs careful consideration, to handle invalidating
    94 the region test results if the region changes.
     93parentage or lon, lat changes.  Invalidating region test results if a region's
     94scope changes (e.g. its border is changed, or a group's membership changes, or
     95if the hierarchy is changed) needs careful consideration to avoid expensive
     96database operations. Fortunately, regions are not expected to be changed frequently.
    9597
    9698=== Incident discussion ===