Masahiko SAWADA


He is a PostgreSQL contributor and database engineer at Tokyo. He has been insterested in replication, vacuum, MVCC, distributed transaction and patch reviews. Also he is a maintainer of some PostgreSQL related tools: pg_bigmpg_repack.

Contribution to PostgreSQL

  • Quorum-based Synchronous Replication (10)
  • Freeze map (9.6)
  • Priority-based Synchronous Replicatoin (9.6)
  • Bug fixes

Contribution of artcle to magazine