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

Sergei Petrunia daab7603f6 Range Locking: Implementation of range locking (#7506 An error occurred ) ... Summary: Range Locking - an implementation based on the locktree library - Add a RangeTreeLockManager and RangeTreeLockTracker which implement range locking using the locktree library. - Point locks are handled as locks on single-point ranges. - Add a unit test: range_locking_test Pull Request resolved: https://github.com/facebook/rocksdb/pull/7506 Reviewed By: akankshamahajan15 Differential Revision: D25320703 Pulled By: cheng-chang fbshipit-source-id: f86347384b42ba2b0257d67eca0f45f806b69da7		4 years ago
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point	Range Locking: Implementation of range locking (#7506 An error occurred )	4 years ago
range	Range Locking: Implementation of range locking (#7506 An error occurred )	4 years ago
lock_manager.cc	Range Locking: Allow different LockManagers, add Range Lock definitions (#7443 An error occurred )	4 years ago
lock_manager.h	Range Locking: Allow different LockManagers, add Range Lock definitions (#7443 An error occurred )	4 years ago
lock_tracker.h	Range Locking: Allow different LockManagers, add Range Lock definitions (#7443 An error occurred )	4 years ago