Groff, James R. SQL : complete reference / By James R. Groff and Paul N. Weinberg. - 2 - New Delhi : Tata McGraw Hill Publishing Company Ltd , 2008. - xxiv,1050,12 p.; PB 25 cm. ISBN: 9780070528505 Subjects--Topical Terms: Quick tour of sqlSql in perspectiveRelational databases Dewey Class. No.: 005.7402 / GROJ