title: query optimization by predicate move-around. authors: inderpal singh mumick , alon y. levy , yehoshua sagiv. venue: vldb. year: 1994
title: parametric query optimization. authors: yannis e. ioannidis , raymond t. ng , kyuseok shim , timos k. sellis. venue: the vldb journal -- the international journal on very large data bases. year: 1997