{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2023,9,4]],"date-time":"2023-09-04T22:30:23Z","timestamp":1693866623618},"reference-count":36,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[1987,1,1]],"date-time":"1987-01-01T00:00:00Z","timestamp":536457600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Information Systems"],"published-print":{"date-parts":[[1987,1]]},"DOI":"10.1016\/0306-4379(87)90008-1","type":"journal-article","created":{"date-parts":[[2003,8,8]],"date-time":"2003-08-08T01:31:39Z","timestamp":1060306299000},"page":"317-335","source":"Crossref","is-referenced-by-count":17,"title":["PIQUE: A relational query language without relations"],"prefix":"10.1016","volume":"12","author":[{"given":"David","family":"Maier","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David","family":"Rozenshtein","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sharon","family":"Salveter","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jacob","family":"Stein","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David","family":"S. Warren","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"6","key":"10.1016\/0306-4379(87)90008-1_BIB1","doi-asserted-by":"crossref","first-page":"560","DOI":"10.1147\/rd.206.0560","article-title":"SEQUEL2: a unified approach to data definition, manipulation and control","volume":"20","author":"Chamberlin","year":"1976","journal-title":"IBM Jl Res. Dev."},{"issue":"3","key":"10.1016\/0306-4379(87)90008-1_BIB2","doi-asserted-by":"crossref","first-page":"189","DOI":"10.1145\/320473.320476","article-title":"The design and implementation of INGRES","volume":"1","author":"Stonebraker","year":"1976","journal-title":"ACM Trans. Database Systems"},{"issue":"4","key":"10.1016\/0306-4379(87)90008-1_BIB3","doi-asserted-by":"crossref","first-page":"324","DOI":"10.1147\/sj.164.0324","article-title":"Query-by-example: a database language","volume":"16","author":"Zloof","year":"1977","journal-title":"IBM Systems J."},{"key":"10.1016\/0306-4379(87)90008-1_BIB4","series-title":"An Introduction to Database Systems","author":"Date","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB5","series-title":"The Theory of Relational Databases","author":"Maier","year":"1983"},{"key":"10.1016\/0306-4379(87)90008-1_BIB6","series-title":"Principles of Database Systems","author":"Ullman","year":"1980"},{"key":"10.1016\/0306-4379(87)90008-1_BIB7","article-title":"The universal instance and the database design","author":"Sciore","year":"1980"},{"key":"10.1016\/0306-4379(87)90008-1_BIB8","article-title":"Window functions","volume":"Vol. 3","author":"Maier","year":"1986"},{"issue":"7","key":"10.1016\/0306-4379(87)90008-1_BIB9","doi-asserted-by":"crossref","first-page":"644","DOI":"10.1109\/TSE.1985.232508","article-title":"Representing roles in universal scheme interfaces","volume":"SE-11","author":"Maier","year":"1985","journal-title":"IEEE Trans. Software Engng"},{"key":"10.1016\/0306-4379(87)90008-1_BIB10","series-title":"Proc. ACM-SIGMOD Conf.","article-title":"A generalized access path model and its application to a relational database system","author":"Carlson","year":"1976"},{"key":"10.1016\/0306-4379(87)90008-1_BIB11","series-title":"Proc. ACM SIGMOD Conf.","article-title":"An algorithm for servicing multirelational queries","author":"Schenk","year":"1977"},{"key":"10.1016\/0306-4379(87)90008-1_BIB12","series-title":"Program research! user\/ava\/q\/README","author":"Aho","year":"1980"},{"key":"10.1016\/0306-4379(87)90008-1_BIB13","series-title":"Proc. XP2 Workshop on Relational Database Theory","article-title":"System\/U: a progress report","author":"Korth","year":"1981"},{"issue":"3","key":"10.1016\/0306-4379(87)90008-1_BIB14","doi-asserted-by":"crossref","first-page":"331","DOI":"10.1145\/1270.1209","article-title":"System\/U: a database system based on the universal relation assumption","volume":"9","author":"Korth","year":"1984","journal-title":"ACM Trans. Database Systems"},{"key":"10.1016\/0306-4379(87)90008-1_BIB15","series-title":"Proc. XP1 Workshop on Relational Database Theory","article-title":"System\/U: a database system based on the universal relation assumption","author":"Korth","year":"1980"},{"issue":"1","key":"10.1016\/0306-4379(87)90008-1_BIB16","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1145\/319830.319831","article-title":"Maximal objects and the semantics of universal relation databases","volume":"8","author":"Maier","year":"1983","journal-title":"ACM Trans. Database Systems"},{"key":"10.1016\/0306-4379(87)90008-1_BIB17","series-title":"Proc. ACM Symp. Principles of Database Systems","article-title":"The U.R. strikes back","author":"Ullman","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB18","series-title":"Proc. IEEE Computer Data Engineering Conf.","article-title":"Representing roles in universal scheme interfaces","author":"Maier","year":"1984"},{"key":"10.1016\/0306-4379(87)90008-1_BIB19","series-title":"Proc. ACM SIGMOD Conf.","article-title":"Towards logical data independence: a relational query language without relations","author":"Maier","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB20","series-title":"Proc. ACM-SIGMOD Conf.","article-title":"Specifying connections for a universal relation database scheme","author":"Maier","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB21","article-title":"Query and role playing in the association-object data model","author":"Rozenshtein","year":"1983"},{"key":"10.1016\/0306-4379(87)90008-1_BIB22","article-title":"The Parafrase database user's manual","author":"Kuck","year":"1980"},{"key":"10.1016\/0306-4379(87)90008-1_BIB23","series-title":"Proc. ACM Symp. on Principles of Database Systems","article-title":"A universal relation database system implemented via the network model","author":"Kuck","year":"1982"},{"issue":"4","key":"10.1016\/0306-4379(87)90008-1_BIB24","doi-asserted-by":"crossref","DOI":"10.1145\/319758.319768","article-title":"Joined normal form: a storage encoding for relational databases","volume":"7","author":"Babb","year":"1982","journal-title":"ACM Trans. Database Systems"},{"key":"10.1016\/0306-4379(87)90008-1_BIB25","article-title":"Universal relation views: a pragmatic approach","author":"Biskup","year":"1983"},{"key":"10.1016\/0306-4379(87)90008-1_BIB26","series-title":"A high-level interface for users in a relational database","author":"Arazi-Gonczarowsky","year":"1983"},{"key":"10.1016\/0306-4379(87)90008-1_BIB27","series-title":"Proc. ACM-SIGMOD Conf.","article-title":"Windows on the world","author":"Maier","year":"1983"},{"key":"10.1016\/0306-4379(87)90008-1_BIB28","article-title":"YACC\u2014yet another compiler compiler","author":"Johnson","year":"1975"},{"key":"10.1016\/0306-4379(87)90008-1_BIB29","author":"Reiss","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB30","series-title":"The path model of relational database implementation","author":"Reiss","year":"1981"},{"key":"10.1016\/0306-4379(87)90008-1_BIB31","article-title":"Constraints in the association-object data model","author":"Stein","year":"1987"},{"key":"10.1016\/0306-4379(87)90008-1_BIB32","series-title":"Proc. ACM Symp. Principles of Database Systems","article-title":"Relaxing the universal relation scheme assumption","author":"Stein","year":"1985"},{"issue":"3","key":"10.1016\/0306-4379(87)90008-1_BIB33","doi-asserted-by":"crossref","first-page":"668","DOI":"10.1145\/322326.322330","article-title":"Testing satisfaction of functional dependencies","volume":"29","author":"Honeyman","year":"1982","journal-title":"J. Acm"},{"key":"10.1016\/0306-4379(87)90008-1_BIB34","series-title":"Proc. ACM-SIGMOD Conf.","article-title":"Can we use the universal instance assumption without using nulls","author":"Sagiv","year":"1981"},{"key":"10.1016\/0306-4379(87)90008-1_BIB35","series-title":"Proc. ACM Symp. Principles of Database Systems","article-title":"Database relations with null values","author":"Zaniolo","year":"1982"},{"key":"10.1016\/0306-4379(87)90008-1_BIB36","series-title":"Introduction to Automata Theory, Languages and Computation","author":"Hopcroft","year":"1979"}],"container-title":["Information Systems"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0306437987900081?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:0306437987900081?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,15]],"date-time":"2019-03-15T04:53:24Z","timestamp":1552625604000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/0306437987900081"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1987,1]]},"references-count":36,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1987,1]]}},"alternative-id":["0306437987900081"],"URL":"https:\/\/doi.org\/10.1016\/0306-4379(87)90008-1","relation":{},"ISSN":["0306-4379"],"issn-type":[{"value":"0306-4379","type":"print"}],"subject":[],"published":{"date-parts":[[1987,1]]}}}