title: join synopses for approximate query answering sigmod conference. authors: s acharya , p gibbons , v poosala , s ramaswamy. venue: nan. year: 1999.0
title: join synopses for approximate query answering proceedings of the acm sigmod international conference on. authors: sa agpr , pb gibbons , v poosala , s ramaswamy. venue: nan. year: nan