THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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More explanation of this process can be found in my performance stability paper [2] (Section 5.3). It should be noted that this merge policy is highly dynamic and non-deterministic. Don't be suprised if different partitions have different storage layout when using this merge policy.
Prefix Merge Policy
The prefix merge policy is similar to the concurrent merge policy but has some important differences:
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