Recent
Paper: Spanner as a Global Scale Database
Draft
·477 words·3 mins
Spanner is a globally distributed database. It provides SQL interface and relational like schema. It provides transaction feature for its scale and inspires some successors like cockroachdb and tidb
Paper: Raft Consensus Algorithm
·1523 words·8 mins
Replicate is a common topic in distributed system, algorithms like paxos and its variants are difficult to understand, lack of details, but raft can help
Paper: Virtual Machine Fault Tolerant
·980 words·5 mins
replicate computation is complex, paper vmft try to introduce the work to replicate virtual machine
分布式键值存储系统的设计与实现
·935 words·5 mins
键值数据库数据分片的方法通常有根据键的范围分片和根据键的散列分片，根据键的范围分片通常给每个分片指定一块连续的键范围，然后将特定键保存到指定分片。根据键的散列分片则有助于数据的平衡分配，避免出现热点，但是也丧失了高效范围查询的能力。