b-plus-tree topic

the champagne of beta embedded databases

spacejam

An efficient, conscise, and simple implementation of a purely on-disk B+ Tree data structure

andylamp

A relational database engine using B+ tree indexing

msdeep14

An implementation of B+Tree (a multiway search tree based on the memory, i.e., all data records are stored in the memory instead of the disk).

Morgan279

Query-Aware LSH for Approximate NNS (PVLDB 2015 and VLDBJ 2017)

HuangQiang