After months of hard work, we are excited to announce the alpha release of TiDB. With this milestone, TiDB becomes an ACID compliant distributed RDBMS. TL;DR:

After months of hard work, we are excited to announce the alpha release of TiDB. With this milestone, TiDB becomes an ACID compliant distributed RDBMS. TL;DR: 1. Use HBase with a cross-row transaction layer as underlying KV storage. 2. MySQL protocol server is ready. 3. Asynchronous schema update.