fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph

Kai Liu 994575c134 Support user-defined table stats collector ... Summary: 1. Added a new option that support user-defined table stats collection. 2. Added a deleted key stats collector in `utilities` Test Plan: Added a unit test for newly added code. Also ran make check to make sure other tests are not broken. Reviewers: dhruba, haobo Reviewed By: dhruba CC: leveldb Differential Revision: https://reviews.facebook.net/D13491		12 years ago
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rocksdb	Support user-defined table stats collector	12 years ago
utilities	Unify DeleteFile and DeleteWalFiles	12 years ago