{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,6,19]],"date-time":"2025-06-19T04:35:15Z","timestamp":1750307715355,"version":"3.41.0"},"publisher-location":"New York, NY, USA","reference-count":18,"publisher":"ACM","license":[{"start":{"date-parts":[[2009,3,23]],"date-time":"2009-03-23T00:00:00Z","timestamp":1237766400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2009,3,23]]},"DOI":"10.1145\/1514894.1514900","type":"proceedings-article","created":{"date-parts":[[2009,4,6]],"date-time":"2009-04-06T16:34:53Z","timestamp":1239035693000},"page":"42-52","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":19,"title":["Consistent query answering under primary keys"],"prefix":"10.1145","author":[{"given":"Jef","family":"Wijsen","sequence":"first","affiliation":[{"name":"University of Mons-Hainaut, Mons, Belgium"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"320","published-online":{"date-parts":[[2009,3,23]]},"reference":[{"key":"e_1_3_2_1_1_1","volume-title":"Foundations of Databases","author":"Abiteboul S.","year":"1995","unstructured":"S. Abiteboul , R. Hull , and V. Vianu . Foundations of Databases . Addison-Wesley , 1995 . S. Abiteboul, R. Hull, and V. Vianu. Foundations of Databases. Addison-Wesley, 1995."},{"key":"e_1_3_2_1_2_1","doi-asserted-by":"publisher","DOI":"10.1145\/303976.303983"},{"key":"e_1_3_2_1_3_1","doi-asserted-by":"publisher","DOI":"10.1145\/2402.322389"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1145\/773153.773179"},{"key":"e_1_3_2_1_5_1","first-page":"16","volume-title":"Query rewriting and answering under constraints in data integration systems","author":"Cal\u00ec A.","year":"2003","unstructured":"A. Cal\u00ec , D. Lembo , and R. Rosati . Query rewriting and answering under constraints in data integration systems . In G. Gottlob and T. Walsh, editors, IJCAI, pages 16 -- 21 . Morgan Kaufmann , 2003 . A. Cal\u00ec, D. Lembo, and R. Rosati. Query rewriting and answering under constraints in data integration systems. In G. Gottlob and T. Walsh, editors, IJCAI, pages 16--21. Morgan Kaufmann, 2003."},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/11965893_1"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ic.2004.04.007"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/1376916.1376940"},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/1066157.1066176"},{"key":"e_1_3_2_1_10_1","doi-asserted-by":"publisher","DOI":"10.1007\/978-3-540-30570-5_23"},{"key":"e_1_3_2_1_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcss.2006.10.013"},{"key":"e_1_3_2_1_12_1","doi-asserted-by":"publisher","DOI":"10.1006\/jcss.2001.1809"},{"key":"e_1_3_2_1_13_1","doi-asserted-by":"publisher","DOI":"10.1145\/1099554.1099742"},{"key":"e_1_3_2_1_14_1","doi-asserted-by":"publisher","DOI":"10.1007\/11896548_28"},{"key":"e_1_3_2_1_15_1","doi-asserted-by":"publisher","DOI":"10.5555\/1024196"},{"key":"e_1_3_2_1_16_1","doi-asserted-by":"publisher","DOI":"10.1142\/S0218843098000040"},{"key":"e_1_3_2_1_17_1","doi-asserted-by":"publisher","DOI":"10.1145\/1093382.1093385"},{"key":"e_1_3_2_1_18_1","doi-asserted-by":"crossref","unstructured":"J.\n      Wijsen\n    .\n  On the consistent rewriting of conjunctive queries under primary key constraints\n  . In M. Arenas and M. I. Schwartzbach editors DBPL volume \n  4797\n   of \n  Lecture Notes in Computer Science pages \n  112\n  --\n  126\n  . \n  Springer 2007\n  . An extended version will appear in Information Systems.   J. Wijsen. On the consistent rewriting of conjunctive queries under primary key constraints. In M. Arenas and M. I. Schwartzbach editors DBPL volume 4797 of Lecture Notes in Computer Science pages 112--126. Springer 2007. An extended version will appear in Information Systems .","DOI":"10.1007\/978-3-540-75987-4_8"}],"event":{"name":"EDBT\/ICDT '09: EDBT\/ICDT '09 joint conference","acronym":"EDBT\/ICDT '09","location":"St. Petersburg Russia"},"container-title":["Proceedings of the 12th International Conference on Database Theory"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1514894.1514900","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1514894.1514900","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T13:30:20Z","timestamp":1750253420000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1514894.1514900"}},"subtitle":["a characterization of tractable queries"],"short-title":[],"issued":{"date-parts":[[2009,3,23]]},"references-count":18,"alternative-id":["10.1145\/1514894.1514900","10.1145\/1514894"],"URL":"https:\/\/doi.org\/10.1145\/1514894.1514900","relation":{},"subject":[],"published":{"date-parts":[[2009,3,23]]},"assertion":[{"value":"2009-03-23","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}