title: on efficiently implementing schemasql on an sql database system. authors: fereidoon sadri , laks v. s. lakshmanan , subbu n. subramanian. venue: vldb. year: 1999.0
title: the design and implementation of a sequence database system praveen seshadri , miron livny , raghu ramakrishnan very large data bases. authors: nan. venue: nan. year: 1996.0