Who was taken high score in one day match?

For highest individual scores in an one-day international, follow d link: http://stats.cricinfo.com/ci/engine/stats/index.html?class=2;orderby=high_score;template=results;type=batting

And if you are looking for the highest run-getter in One-dayers for a career span, follow d link:http://stats.cricinfo.com/ci/engine/stats/index.html?class=2;orderby=runs;template=results;type=batting