Jingyi Hu 93732df3ef mvcc: release lock early when traversing index
Make a copy-on-write clone of index tree when traversing. So that lock
can be released right after the clone to improve backend concurrency.
2019-03-06 14:26:17 -08:00
..
2018-02-26 17:11:40 -08:00
2018-02-26 17:11:40 -08:00
2018-07-21 16:03:16 -07:00
2018-02-26 17:11:40 -08:00