Aaron Gao f517d9dd09 Add SeekForPrev() to Iterator ... Summary: Add new Iterator API, `SeekForPrev`: find the last key that <= target key support prefix_extractor support prefix_same_as_start support upper_bound not supported in iterators without Prev() Also add tests in db_iter_test and db_iterator_test Pass all tests Cheers! Test Plan: make all check -j64 Reviewers: andrewkr, yiwu, IslamAbdelRahman, sdong Reviewed By: sdong Subscribers: andrewkr, dhruba, leveldb Differential Revision: https://reviews.facebook.net/D64149		2016-09-27 18:20:57 -07:00
..
write_batch_with_index_internal.cc	WriteBatch support for range deletion	2016-08-16 08:16:04 -07:00
write_batch_with_index_internal.h	Modification of WriteBatch to support two phase commit	2016-05-10 14:06:07 -07:00
write_batch_with_index_test.cc	Add SeekForPrev() to Iterator	2016-09-27 18:20:57 -07:00
write_batch_with_index.cc	Add SeekForPrev() to Iterator	2016-09-27 18:20:57 -07:00