kaigai

KaiGai Kohei kaigai

Chief Architect & co-founder at HeteroDB,Inc. The original author of PG-Strom and major contributor of PostgreSQL (sepgsql, FDW, custom-scan, etc...)

Achievements

PG-Strom - Master development repository

C 1,406 174 Updated Aug 12, 2026

PostgreSQL database manual Japanese translation by Japan PostgreSQL Users Group

C 171 89 Updated Aug 12, 2026

ngx_mruby - A Fast and Memory-Efficient Web Server Extension Mechanism Using Scripting Language mruby for nginx

C 999 115 Updated Jan 28, 2026

module of apache-2.x to launch request handler with a particular security context of selinux

C 6 1 Updated Jul 24, 2012

policy module for SAP NetWeaver

1 1 Updated Sep 21, 2011

FDW module of PostgreSQL using GPU for Asynchronous Super-Parallel Query Execution

C 140 17 Updated Jan 23, 2015

KaiGai's Toybox, something miscellaneous stuffs

C 2 1 Updated Aug 20, 2017

sandbox of various code

C 3 Updated Sep 1, 2014