wchevreuil commented on issue #966: HBASE-23620 KeyPrefixRegionSplitPolicy may 
cause split to fail when s…
URL: https://github.com/apache/hbase/pull/966#issuecomment-569285071
 
 
   > For example, I add user id as the prefix of the row key, and I want to do 
local secondary index on the user data, then it is very important to me that 
all the data belong to a user are in the same region.
   
   Yeah, most of the time the assumption would still be guaranteed. And some 
cases might not be so strict on the specific prefix value. But if the given row 
key prefix range can't fit in a region, what then, simply leave it grow 
indefinitely, and keep attempting split it even knowing it will fail?

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