多区块链环境下的连接查询优化算法

董思含,信俊昌,郝琨,姚钟铭,陈金义

A join query optimization algorithm in multi-blockchain environment

Si-han DONG,Jun-chang XIN,Kun HAO,Zhong-ming YAO,Jin-yi CHEN

图 4 S-Bitmap和S-B+-tree索引结构

Fig.4 Structure of S-Bitmap and S-B+-tree index