{"id":"https://openalex.org/W1968140791","doi":"https://doi.org/10.1145/2452376.2452441","title":"Optimizing query rewriting in ontology-based data access","display_name":"Optimizing query rewriting in ontology-based data access","publication_year":2013,"publication_date":"2013-03-18","ids":{"openalex":"https://openalex.org/W1968140791","doi":"https://doi.org/10.1145/2452376.2452441","mag":"1968140791"},"language":"en","primary_location":{"id":"doi:10.1145/2452376.2452441","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2452376.2452441","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th International Conference on Extending Database Technology","raw_type":"proceedings-article"},"type":"conference-paper","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5019333640","display_name":"Floriana Di Pinto","orcid":null},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Floriana Di Pinto","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087846752","display_name":"Domenico Lembo","orcid":"https://orcid.org/0000-0002-0628-242X"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Domenico Lembo","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055401331","display_name":"Maurizio Lenzerini","orcid":"https://orcid.org/0000-0003-2875-6187"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Maurizio Lenzerini","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034982674","display_name":"Riccardo Mancini","orcid":null},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Riccardo Mancini","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5082399973","display_name":"Antonella Poggi","orcid":"https://orcid.org/0000-0002-4030-3458"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Antonella Poggi","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008845293","display_name":"Riccardo Rosati","orcid":"https://orcid.org/0000-0002-7697-4958"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Riccardo Rosati","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052409430","display_name":"Marco Ruzzi","orcid":null},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Marco Ruzzi","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072000105","display_name":"Domenico Fabio Savo","orcid":"https://orcid.org/0000-0002-8391-8049"},"institutions":[{"id":"https://openalex.org/I861853513","display_name":"Sapienza University of Rome","ror":"https://ror.org/02be6w209","country_code":"IT","type":"education","lineage":["https://openalex.org/I861853513"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Domenico Fabio Savo","raw_affiliation_strings":["DIAG, Sapienza Universit\u00e0 di Roma","DIAG, Sapienza Universita di Roma"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"DIAG, Sapienza Universit\u00e0 di Roma","institution_ids":["https://openalex.org/I861853513"]},{"raw_affiliation_string":"DIAG, Sapienza Universita di Roma","institution_ids":["https://openalex.org/I861853513"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I861853513"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":60,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"561","last_page":"572"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10215","display_name":"Semantic Web and Ontologies","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9979000091552734,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10679","display_name":"Service-Oriented Architecture and Web Services","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8521523475646973},{"id":"https://openalex.org/keywords/rewriting","display_name":"Rewriting","score":0.8299172520637512},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.6438435912132263},{"id":"https://openalex.org/keywords/ontology","display_name":"Ontology","score":0.643568217754364},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5603492259979248},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.5413195490837097},{"id":"https://openalex.org/keywords/data-access","display_name":"Data access","score":0.4654439687728882},{"id":"https://openalex.org/keywords/rdf-query-language","display_name":"RDF query language","score":0.45412036776542664},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.4199531674385071},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.3426849842071533},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.3367292582988739},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.2751675844192505},{"id":"https://openalex.org/keywords/web-query-classification","display_name":"Web query classification","score":0.26298028230667114},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.06622296571731567}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8521523475646973},{"id":"https://openalex.org/C154690210","wikidata":"https://www.wikidata.org/wiki/Q1668499","display_name":"Rewriting","level":2,"score":0.8299172520637512},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.6438435912132263},{"id":"https://openalex.org/C25810664","wikidata":"https://www.wikidata.org/wiki/Q44325","display_name":"Ontology","level":2,"score":0.643568217754364},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5603492259979248},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5413195490837097},{"id":"https://openalex.org/C47487241","wikidata":"https://www.wikidata.org/wiki/Q5227230","display_name":"Data access","level":2,"score":0.4654439687728882},{"id":"https://openalex.org/C96956885","wikidata":"https://www.wikidata.org/wiki/Q6138701","display_name":"RDF query language","level":5,"score":0.45412036776542664},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.4199531674385071},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.3426849842071533},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.3367292582988739},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.2751675844192505},{"id":"https://openalex.org/C118689300","wikidata":"https://www.wikidata.org/wiki/Q7978614","display_name":"Web query classification","level":4,"score":0.26298028230667114},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.06622296571731567},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.1145/2452376.2452441","is_oa":false,"landing_page_url":"https://doi.org/10.1145/2452376.2452441","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 16th International Conference on Extending Database Technology","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.1024.3636","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.1024.3636","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.dis.uniroma1.it/%7Esavo/papers/EDBT-13-DLLMPRRS.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.309.2083","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.309.2083","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.edbt.org/Proceedings/2013-Genova/papers/edbt/a50-pinto.pdf","raw_type":"text"},{"id":"pmh:oai:aisberg.unibg.it:10446/133449","is_oa":false,"landing_page_url":"http://hdl.handle.net/10446/133449","pdf_url":null,"source":{"id":"https://openalex.org/S4377196347","display_name":"Aisberg (University of Bergamo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I11039511","host_organization_name":"University of Bergamo","host_organization_lineage":["https://openalex.org/I11039511"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"},{"id":"pmh:oai:iris.uniroma1.it:11573/516213","is_oa":false,"landing_page_url":"http://hdl.handle.net/11573/516213","pdf_url":null,"source":{"id":"https://openalex.org/S4377196107","display_name":"IRIS Research product catalog (Sapienza University of Rome)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceObject"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities","score":0.800000011920929}],"awards":[{"id":"https://openalex.org/G5013761167","display_name":null,"funder_award_id":"FP7-318338","funder_id":"https://openalex.org/F4320334960","funder_display_name":"Seventh Framework Programme"}],"funders":[{"id":"https://openalex.org/F4320334960","display_name":"Seventh Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":31,"referenced_works":["https://openalex.org/W187851124","https://openalex.org/W1482134990","https://openalex.org/W1494045398","https://openalex.org/W1551808273","https://openalex.org/W1587613927","https://openalex.org/W1606607399","https://openalex.org/W1804717298","https://openalex.org/W1807555267","https://openalex.org/W1975733288","https://openalex.org/W1981951557","https://openalex.org/W1992673035","https://openalex.org/W2038608154","https://openalex.org/W2093480367","https://openalex.org/W2097989803","https://openalex.org/W2104356397","https://openalex.org/W2119046278","https://openalex.org/W2126004201","https://openalex.org/W2137862151","https://openalex.org/W2140302114","https://openalex.org/W2142151675","https://openalex.org/W2151813316","https://openalex.org/W2152191782","https://openalex.org/W2152433756","https://openalex.org/W2155899822","https://openalex.org/W2170538507","https://openalex.org/W2903504583","https://openalex.org/W6629040674","https://openalex.org/W6638306832","https://openalex.org/W6680758529","https://openalex.org/W6681013973","https://openalex.org/W7014946396"],"related_works":["https://openalex.org/W2096359267","https://openalex.org/W2392799717","https://openalex.org/W2572349046","https://openalex.org/W3125756434","https://openalex.org/W2026738364","https://openalex.org/W2367594159","https://openalex.org/W2970853428","https://openalex.org/W2124814993","https://openalex.org/W2394844208","https://openalex.org/W2146885082"],"abstract_inverted_index":{"In":[0,104],"ontology-based":[1],"data":[2,14],"access":[3],"(OBDA),":[4],"an":[5,159],"ontology":[6,45,77],"is":[7,54,63,71,88],"connected":[8],"to":[9,20,75,112,143,150,190],"autonomous,":[10],"and":[11,36,46,134],"generally":[12],"pre-existing,":[13],"repositories":[15],"through":[16,57],"mappings,":[17,139],"so":[18],"as":[19],"provide":[21],"a":[22,58,109,170,182],"high-level,":[23],"conceptual":[24],"view":[25],"over":[26,33,91],"such":[27,181],"data.":[28],"User":[29],"queries":[30],"are":[31,38,126,155,188],"posed":[32],"the":[34,44,47,69,76,81,84,92,96,102,113,127,135,146,184],"ontology,":[35],"answers":[37],"computed":[39],"by":[40],"reasoning":[41],"both":[42],"on":[43],"mappings.":[48],"Query":[49],"answering":[50],"in":[51,118,157,169,180],"OBDA":[52,162,172],"systems":[53],"typically":[55],"performed":[56],"query":[59,70,85,116,163,193],"rewriting":[60,79,100,117],"approach":[61,111,125],"which":[62,140],"divided":[64],"into":[65],"two":[66],"steps:":[67],"(i)":[68],"rewritten":[72],"with":[73],"respect":[74],"(ontology":[78],"of":[80,101,115,123,129,137,186],"query);":[82],"(ii)":[83],"thus":[86],"obtained":[87],"then":[89],"reformulated":[90],"database":[93],"schema":[94],"using":[95],"mapping":[97,132,151],"assertions":[98],"(mapping":[99],"query).":[103],"this":[105],"paper":[106],"we":[107],"present":[108],"new":[110],"optimization":[114],"OBDA.":[119],"The":[120],"key":[121],"ideas":[122,154],"our":[124,174],"usage":[128,136],"inclusion":[130],"between":[131],"views":[133],"perfect":[138],"allow":[141],"us":[142],"drastically":[144],"lower":[145],"combinatorial":[147],"explosion":[148],"due":[149],"rewriting.":[152,164],"These":[153],"formalized":[156],"PerfectMap,":[158],"algorithm":[160],"for":[161],"We":[165],"have":[166],"experimented":[167],"PerfectMap":[168,187],"real-world":[171],"scenario:":[173],"experimental":[175],"results":[176],"clearly":[177],"show":[178],"that,":[179],"scenario,":[183],"optimizations":[185],"crucial":[189],"effectively":[191],"perform":[192],"answering.":[194]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":8},{"year":2016,"cited_by_count":9},{"year":2015,"cited_by_count":12},{"year":2014,"cited_by_count":9},{"year":2013,"cited_by_count":7}],"updated_date":"2026-07-14T23:27:15.235271","created_date":"2025-10-10T00:00:00"}
