title: schemasql : an extension to sql for multidatabase interoperability. authors: l lakshmanan , f sadri , s subramanian. venue: acm trans . database syst .. year: 2001
title: schemasql : an extension to sql for multidatabase interoperability. authors: lvs lakshmanan , f sadri , sn subramanian. venue: acm transactions on database systems ,. year: 2001.0