{"id":"https://openalex.org/W2117226880","doi":"https://doi.org/10.1145/1142351.1142378","title":"Efficiently ordering subgoals with access constraints","display_name":"Efficiently ordering subgoals with access constraints","publication_year":2006,"publication_date":"2006-06-26","ids":{"openalex":"https://openalex.org/W2117226880","doi":"https://doi.org/10.1145/1142351.1142378","mag":"2117226880"},"language":"en","primary_location":{"id":"doi:10.1145/1142351.1142378","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1142351.1142378","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-fifth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems","raw_type":"proceedings-article"},"type":"article","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/A5102081605","display_name":"Guizhen Yang","orcid":null},"institutions":[{"id":"https://openalex.org/I4210099336","display_name":"Menlo School","ror":"https://ror.org/01240pn49","country_code":"US","type":"education","lineage":["https://openalex.org/I4210099336"]},{"id":"https://openalex.org/I1298353152","display_name":"SRI International","ror":"https://ror.org/05s570m15","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1298353152"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Guizhen Yang","raw_affiliation_strings":["SRI International, Menlo Park, CA","SRI International, Menlo Park,CA#TAB#"],"affiliations":[{"raw_affiliation_string":"SRI International, Menlo Park, CA","institution_ids":["https://openalex.org/I1298353152","https://openalex.org/I4210099336"]},{"raw_affiliation_string":"SRI International, Menlo Park,CA#TAB#","institution_ids":["https://openalex.org/I1298353152","https://openalex.org/I4210099336"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059918476","display_name":"Michael Kifer","orcid":"https://orcid.org/0000-0003-3177-5792"},"institutions":[{"id":"https://openalex.org/I59553526","display_name":"Stony Brook University","ror":"https://ror.org/05qghxh33","country_code":"US","type":"education","lineage":["https://openalex.org/I59553526"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Kifer","raw_affiliation_strings":["Stony Brook University, Stony Brook, NY"],"affiliations":[{"raw_affiliation_string":"Stony Brook University, Stony Brook, NY","institution_ids":["https://openalex.org/I59553526"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5021474475","display_name":"Vinay K. Chaudhri","orcid":"https://orcid.org/0000-0002-1363-645X"},"institutions":[{"id":"https://openalex.org/I4210099336","display_name":"Menlo School","ror":"https://ror.org/01240pn49","country_code":"US","type":"education","lineage":["https://openalex.org/I4210099336"]},{"id":"https://openalex.org/I1298353152","display_name":"SRI International","ror":"https://ror.org/05s570m15","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1298353152"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vinay K. Chaudhri","raw_affiliation_strings":["SRI International, Menlo Park, CA","SRI International, Menlo Park,CA#TAB#"],"affiliations":[{"raw_affiliation_string":"SRI International, Menlo Park, CA","institution_ids":["https://openalex.org/I1298353152","https://openalex.org/I4210099336"]},{"raw_affiliation_string":"SRI International, Menlo Park,CA#TAB#","institution_ids":["https://openalex.org/I1298353152","https://openalex.org/I4210099336"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5102081605"],"corresponding_institution_ids":["https://openalex.org/I1298353152","https://openalex.org/I4210099336"],"apc_list":null,"apc_paid":null,"fwci":1.8922,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.87620902,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"183","last_page":"192"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"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"}},"topics":[{"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/T11596","display_name":"Constraint Satisfaction and Optimization","score":0.9955000281333923,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9943000078201294,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/datalog","display_name":"Datalog","score":0.9379567503929138},{"id":"https://openalex.org/keywords/conjunctive-query","display_name":"Conjunctive query","score":0.7940000891685486},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7248944044113159},{"id":"https://openalex.org/keywords/expressive-power","display_name":"Expressive power","score":0.5947406888008118},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.4961157739162445},{"id":"https://openalex.org/keywords/plan","display_name":"Plan (archaeology)","score":0.47205406427383423},{"id":"https://openalex.org/keywords/database-query","display_name":"Database query","score":0.44728583097457886},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3242349624633789},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.24007153511047363},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.19987398386001587},{"id":"https://openalex.org/keywords/relational-database","display_name":"Relational database","score":0.1767626404762268}],"concepts":[{"id":"https://openalex.org/C148230440","wikidata":"https://www.wikidata.org/wiki/Q1172264","display_name":"Datalog","level":2,"score":0.9379567503929138},{"id":"https://openalex.org/C65647387","wikidata":"https://www.wikidata.org/wiki/Q1781706","display_name":"Conjunctive query","level":3,"score":0.7940000891685486},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7248944044113159},{"id":"https://openalex.org/C195818886","wikidata":"https://www.wikidata.org/wiki/Q5421724","display_name":"Expressive power","level":2,"score":0.5947406888008118},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.4961157739162445},{"id":"https://openalex.org/C2776505523","wikidata":"https://www.wikidata.org/wiki/Q4785468","display_name":"Plan (archaeology)","level":2,"score":0.47205406427383423},{"id":"https://openalex.org/C2989070954","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database query","level":2,"score":0.44728583097457886},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3242349624633789},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.24007153511047363},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.19987398386001587},{"id":"https://openalex.org/C5655090","wikidata":"https://www.wikidata.org/wiki/Q192588","display_name":"Relational database","level":2,"score":0.1767626404762268},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1145/1142351.1142378","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1142351.1142378","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the twenty-fifth ACM SIGMOD-SIGACT-SIGART symposium on Principles of database systems","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.92.3055","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.92.3055","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ai.sri.com/pubs/files/1238.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.4099999964237213,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W144096106","https://openalex.org/W1480742455","https://openalex.org/W1486579717","https://openalex.org/W1500050811","https://openalex.org/W1505462049","https://openalex.org/W1541672808","https://openalex.org/W1879587332","https://openalex.org/W1969085493","https://openalex.org/W1971529110","https://openalex.org/W1991640369","https://openalex.org/W2010308380","https://openalex.org/W2020510974","https://openalex.org/W2042570369","https://openalex.org/W2051228475","https://openalex.org/W2060579849","https://openalex.org/W2065603413","https://openalex.org/W2071697688","https://openalex.org/W2093480367","https://openalex.org/W2104525376","https://openalex.org/W2130456697","https://openalex.org/W4231633139"],"related_works":["https://openalex.org/W20972493","https://openalex.org/W2338525844","https://openalex.org/W2951257011","https://openalex.org/W4299540831","https://openalex.org/W2896766859","https://openalex.org/W4288363924","https://openalex.org/W2926816154","https://openalex.org/W2740681086","https://openalex.org/W2199172455","https://openalex.org/W4389096604"],"abstract_inverted_index":{"In":[0],"this":[1,54],"paper,":[2],"we":[3,56],"study":[4,76],"the":[5,29,37,40,68,71],"problem":[6,30],"of":[7,39,70,78],"ordering":[8],"subgoals":[9],"under":[10,88],"binding":[11,89],"pattern":[12,90],"restrictions":[13],"for":[14,45],"queries":[15,96],"posed":[16],"as":[17],"nonrecursive":[18,41],"Datalog":[19,42],"programs.":[20],"We":[21,74],"prove":[22],"that":[23,62,81],"despite":[24],"their":[25],"limited":[26],"expressive":[27],"power,":[28],"is":[31],"computationally":[32],"hard":[33],"\u2014":[34],"PSPACE-complete":[35],"in":[36,64,67],"size":[38,69],"program":[43],"even":[44],"fairly":[46],"restricted":[47],"cases.":[48],"As":[49],"a":[50],"practical":[51],"solution":[52],"to":[53],"problem,":[55],"develop":[57],"an":[58],"asymptotically":[59],"optimal":[60],"algorithm":[61,80],"runs":[63],"time":[65],"linear":[66],"query":[72,85],"plan.":[73],"also":[75],"extensions":[77],"our":[79],"efficiently":[82],"solve":[83],"other":[84],"planning":[86],"problems":[87,93],"restrictions.":[91],"These":[92],"include":[94],"conjunctive":[95,102],"with":[97],"nested":[98],"grouping":[99],"constraints,":[100],"distributed":[101],"queries,":[103],"and":[104],"first-order":[105],"queries.":[106]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}