{"id":"https://openalex.org/W2799266852","doi":"https://doi.org/10.1145/3183713.3183731","title":"Improving Join Reorderability with Compensation Operators","display_name":"Improving Join Reorderability with Compensation Operators","publication_year":2018,"publication_date":"2018-05-25","ids":{"openalex":"https://openalex.org/W2799266852","doi":"https://doi.org/10.1145/3183713.3183731","mag":"2799266852"},"language":"en","primary_location":{"id":"doi:10.1145/3183713.3183731","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3183713.3183731","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2018 International Conference on Management of Data","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/A5008690386","display_name":"TaiNing Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"TaiNing Wang","raw_affiliation_strings":["National University of Singapore, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111487023","display_name":"Chee-Yong Chan","orcid":null},"institutions":[{"id":"https://openalex.org/I165932596","display_name":"National University of Singapore","ror":"https://ror.org/01tgyzw49","country_code":"SG","type":"education","lineage":["https://openalex.org/I165932596"]}],"countries":["SG"],"is_corresponding":false,"raw_author_name":"Chee-Yong Chan","raw_affiliation_strings":["National University of Singapore, Singapore, Singapore"],"affiliations":[{"raw_affiliation_string":"National University of Singapore, Singapore, Singapore","institution_ids":["https://openalex.org/I165932596"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5008690386"],"corresponding_institution_ids":["https://openalex.org/I165932596"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.04367463,"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":"693","last_page":"708"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.9998999834060669,"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":0.9998999834060669,"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/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T10215","display_name":"Semantic Web and Ontologies","score":0.9980999827384949,"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/joins","display_name":"Joins","score":0.8964453339576721},{"id":"https://openalex.org/keywords/join","display_name":"Join (topology)","score":0.855168342590332},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7875982522964478},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.7000417709350586},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.574665904045105},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.47803744673728943},{"id":"https://openalex.org/keywords/associative-property","display_name":"Associative property","score":0.4399029016494751},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.2171878218650818},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15612739324569702},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.1452561914920807},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09814423322677612},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.06996455788612366}],"concepts":[{"id":"https://openalex.org/C2778692605","wikidata":"https://www.wikidata.org/wiki/Q4041866","display_name":"Joins","level":2,"score":0.8964453339576721},{"id":"https://openalex.org/C2776124973","wikidata":"https://www.wikidata.org/wiki/Q3183033","display_name":"Join (topology)","level":2,"score":0.855168342590332},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7875982522964478},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.7000417709350586},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.574665904045105},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.47803744673728943},{"id":"https://openalex.org/C159423971","wikidata":"https://www.wikidata.org/wiki/Q177251","display_name":"Associative property","level":2,"score":0.4399029016494751},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.2171878218650818},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15612739324569702},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.1452561914920807},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09814423322677612},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.06996455788612366},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3183713.3183731","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3183713.3183731","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2018 International Conference on Management of Data","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320321026","display_name":"Ministry of Earth Sciences","ror":"https://ror.org/013cf5k59"},{"id":"https://openalex.org/F4320322724","display_name":"Ministry of Education, India","ror":"https://ror.org/048xjjh50"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W1481270797","https://openalex.org/W1583189939","https://openalex.org/W1825341804","https://openalex.org/W1875283749","https://openalex.org/W1984074239","https://openalex.org/W1994674921","https://openalex.org/W2026344425","https://openalex.org/W2049578111","https://openalex.org/W2062615214","https://openalex.org/W2092175024","https://openalex.org/W2145037882","https://openalex.org/W2153180521","https://openalex.org/W2153329411","https://openalex.org/W2998446626","https://openalex.org/W3092327760"],"related_works":["https://openalex.org/W1533258823","https://openalex.org/W2158013543","https://openalex.org/W2329269221","https://openalex.org/W2064616681","https://openalex.org/W1629743078","https://openalex.org/W2184369651","https://openalex.org/W2551308855","https://openalex.org/W2108753770","https://openalex.org/W3086237447","https://openalex.org/W1529662389"],"abstract_inverted_index":{"A":[0],"critical":[1],"task":[2],"in":[3,23],"query":[4,25,77],"optimization":[5],"is":[6,12,32,105],"the":[7,20,28,40,65,76,93,119],"join":[8,21,29,69,110],"reordering":[9,30],"problem":[10,31,41,61,91],"which":[11,117],"to":[13,72,107],"find":[14],"an":[15],"efficient":[16],"evaluation":[17],"order":[18],"for":[19,35,59,89,92,112],"operators":[22,51],"a":[24,86],"plan.":[26],"While":[27],"well":[33],"studied":[34],"queries":[36,96,116],"with":[37],"only":[38],"inner-joins,":[39,98],"becomes":[42],"considerably":[43],"harder":[44],"when":[45],"outerjoins/antijoins":[46],"are":[47,52],"involved":[48],"as":[49],"such":[50],"generally":[53],"not":[54,63],"associative.":[55],"The":[56],"existing":[57],"solutions":[58],"this":[60,82,90,113],"do":[62],"enumerate":[64],"complete":[66,109],"space":[67],"of":[68,95,115],"orderings":[70],"due":[71],"various":[73],"restrictions":[74],"on":[75],"rewriting":[78],"rules":[79],"considered.":[80],"In":[81],"paper,":[83],"we":[84],"present":[85],"novel":[87],"approach":[88],"class":[94,114],"involving":[97],"single-sided":[99],"outerjoins,":[100],"and/or":[101],"antijoins.":[102],"Our":[103],"work":[104],"able":[106],"support":[108],"reorderability":[111],"supersedes":[118],"state-of-the-art":[120],"approaches.":[121]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2023,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
