{"id":"https://openalex.org/W4404181355","doi":"https://doi.org/10.14778/3685800.3685818","title":"Adaptive and Robust Query Execution for Lakehouses at Scale","display_name":"Adaptive and Robust Query Execution for Lakehouses at Scale","publication_year":2024,"publication_date":"2024-08-01","ids":{"openalex":"https://openalex.org/W4404181355","doi":"https://doi.org/10.14778/3685800.3685818"},"language":"en","primary_location":{"id":"doi:10.14778/3685800.3685818","is_oa":false,"landing_page_url":"https://doi.org/10.14778/3685800.3685818","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the VLDB Endowment","raw_type":"journal-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/A5025345309","display_name":"Maryann Xue","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Maryann Xue","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102099238","display_name":"Yingyi Bu","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yingyi Bu","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089431228","display_name":"Abhishek Somani","orcid":"https://orcid.org/0000-0002-3785-7660"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Abhishek Somani","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109433211","display_name":"Wen Fan","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wenchen Fan","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114860377","display_name":"Ziqi Liu","orcid":"https://orcid.org/0000-0002-4112-3504"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ziqi Liu","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052214500","display_name":"Steven Chen","orcid":"https://orcid.org/0000-0003-3463-5824"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steven Chen","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056163057","display_name":"Herman van H\u00f6vell","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Herman van Hovell","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058202025","display_name":"Bart Samwel","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bart Samwel","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053315572","display_name":"Mostafa Mokhtar","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Mostafa Mokhtar","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114567594","display_name":"RK Korlapati","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"RK Korlapati","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Andy Lam","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Andy Lam","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091281259","display_name":"Yunxiao Ma","orcid":"https://orcid.org/0000-0002-7696-2164"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yunxiao Ma","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065055611","display_name":"Vuk Ercegovac","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vuk Ercegovac","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014134532","display_name":"Jiexing Li","orcid":"https://orcid.org/0000-0002-3341-0589"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Jiexing Li","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5039486762","display_name":"Alexander Behm","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Alexander Behm","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055144090","display_name":"Yuanjian Li","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yuanjian Li","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100375265","display_name":"Xiao Li","orcid":"https://orcid.org/0000-0001-9702-4153"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Xiao Li","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003470806","display_name":"Sriram Krishnamurthy","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sriram Krishnamurthy","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008777707","display_name":"Amit Shukla","orcid":"https://orcid.org/0000-0002-6378-0177"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Amit Shukla","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5027125531","display_name":"Michalis Petropoulos","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michalis Petropoulos","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052926368","display_name":"Sameer Paranjpye","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sameer Paranjpye","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000259060","display_name":"Reynold Xin","orcid":null},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Reynold Xin","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5005554337","display_name":"Matei Zaharia","orcid":"https://orcid.org/0000-0002-7547-7204"},"institutions":[{"id":"https://openalex.org/I4401726825","display_name":"Databricks (United States)","ror":"https://ror.org/01ynzx943","country_code":null,"type":"company","lineage":["https://openalex.org/I4401726825"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Matei Zaharia","raw_affiliation_strings":["Databricks Inc., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Databricks Inc., USA","institution_ids":["https://openalex.org/I4401726825"]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":23,"corresponding_author_ids":["https://openalex.org/A5025345309"],"corresponding_institution_ids":["https://openalex.org/I4401726825"],"apc_list":null,"apc_paid":null,"fwci":3.2877,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.9285846,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":98,"max":99},"biblio":{"volume":"17","issue":"12","first_page":"3947","last_page":"3959"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10317","display_name":"Advanced Database Systems and Queries","score":0.995199978351593,"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":0.995199978351593,"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":0.9934999942779541,"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/T10101","display_name":"Cloud Computing and Resource Management","score":0.9642999768257141,"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":0.6634624004364014},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.5939115285873413},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.5635648965835571},{"id":"https://openalex.org/keywords/sargable","display_name":"Sargable","score":0.43268388509750366},{"id":"https://openalex.org/keywords/web-search-query","display_name":"Web search query","score":0.4106542766094208},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.3562272787094116},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.33743780851364136},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.2957175076007843},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.2929266393184662},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.16361019015312195},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.07307809591293335}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6634624004364014},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.5939115285873413},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5635648965835571},{"id":"https://openalex.org/C192939062","wikidata":"https://www.wikidata.org/wiki/Q104840822","display_name":"Sargable","level":4,"score":0.43268388509750366},{"id":"https://openalex.org/C164120249","wikidata":"https://www.wikidata.org/wiki/Q995982","display_name":"Web search query","level":3,"score":0.4106542766094208},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.3562272787094116},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.33743780851364136},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.2957175076007843},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.2929266393184662},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.16361019015312195},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.07307809591293335},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.14778/3685800.3685818","is_oa":false,"landing_page_url":"https://doi.org/10.14778/3685800.3685818","pdf_url":null,"source":{"id":"https://openalex.org/S4210226185","display_name":"Proceedings of the VLDB Endowment","issn_l":"2150-8097","issn":["2150-8097"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319798","host_organization_name":"Association for Computing Machinery","host_organization_lineage":["https://openalex.org/P4310319798"],"host_organization_lineage_names":["Association for Computing Machinery"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the VLDB Endowment","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W135863099","https://openalex.org/W1967091776","https://openalex.org/W1993433750","https://openalex.org/W2006296837","https://openalex.org/W2037027334","https://openalex.org/W2038412523","https://openalex.org/W2041563709","https://openalex.org/W2066679214","https://openalex.org/W2071989194","https://openalex.org/W2080427212","https://openalex.org/W2123845384","https://openalex.org/W2139072600","https://openalex.org/W2151065878","https://openalex.org/W2169012378","https://openalex.org/W2169486917","https://openalex.org/W2412047973","https://openalex.org/W2430301697","https://openalex.org/W2613577383","https://openalex.org/W2809800674","https://openalex.org/W2888971921","https://openalex.org/W3085477028","https://openalex.org/W3090099078","https://openalex.org/W4235245586","https://openalex.org/W4381329367","https://openalex.org/W6605485969"],"related_works":["https://openalex.org/W2096359267","https://openalex.org/W3125756434","https://openalex.org/W2184296057","https://openalex.org/W2362460270","https://openalex.org/W1793997780","https://openalex.org/W2392799717","https://openalex.org/W2538384344","https://openalex.org/W185198413","https://openalex.org/W2901901036","https://openalex.org/W2026738364"],"abstract_inverted_index":{"Many":[0],"organizations":[1],"have":[2],"embraced":[3],"the":[4,96,142,172,175],"\"Lakehouse\"":[5],"data":[6,13,20,100,119,208],"management":[7],"paradigm,":[8],"which":[9,148],"involves":[10],"constructing":[11],"structured":[12],"warehouses":[14],"on":[15,104],"top":[16],"of":[17,40,99,141,199,207],"open,":[18],"unstructured":[19],"lakes.":[21],"This":[22],"approach":[23],"stands":[24],"in":[25,45,111,154,191],"stark":[26],"contrast":[27],"to":[28,67,90,157,179,204],"traditional,":[29],"closed,":[30],"relational":[31],"databases":[32],"and":[33,38,70,73,85,113,139,161,169,201,221],"introduces":[34],"challenges":[35],"for":[36,95,166,193],"performance":[37,112,168],"stability":[39,114],"distributed":[41],"query":[42,92,106,155,182],"processors.":[43],"Firstly,":[44],"large-scale,":[46],"open":[47],"Lakehouses":[48],"with":[49,81],"uncurated":[50],"data,":[51],"high":[52,125],"ingestion":[53],"rates,":[54],"external":[55],"tables,":[56],"or":[57,65,124],"deeply":[58],"nested":[59],"schemas,":[60],"it":[61],"is":[62],"often":[63],"costly":[64],"wasteful":[66],"maintain":[68],"perfect":[69],"up-to-date":[71],"table":[72],"column":[74],"statistics.":[75],"Secondly,":[76],"inherently":[77],"imperfect":[78],"cardinality":[79],"estimates":[80],"conjunctive":[82],"predicates,":[83],"joins":[84],"user-defined":[86],"functions":[87],"can":[88,109],"lead":[89],"bad":[91],"plans.":[93],"Thirdly,":[94],"sheer":[97],"magnitude":[98],"involved,":[101],"strictly":[102],"relying":[103],"static":[105],"plan":[107],"decisions":[108],"result":[110],"issues":[115],"such":[116,215],"as":[117,216],"excessive":[118],"movement,":[120],"substantial":[121],"disk":[122],"spillage,":[123],"memory":[126],"pressure.":[127],"To":[128],"address":[129],"these":[130],"challenges,":[131],"this":[132],"paper":[133],"presents":[134],"our":[135],"design,":[136],"implementation,":[137],"evaluation":[138],"practice":[140],"Adaptive":[143],"Query":[144],"Execution":[145],"(AQE)":[146],"framework,":[147],"exploits":[149],"natural":[150],"execution":[151],"pipeline":[152],"breakers":[153],"plans":[156],"collect":[158],"accurate":[159],"statistics":[160],"re-optimize":[162],"them":[163],"at":[164],"runtime":[165],"both":[167],"robustness.":[170],"In":[171],"TPC-DS":[173],"benchmark,":[174],"technique":[176],"demonstrates":[177],"up":[178],"25\u00d7":[180],"per":[181,209],"speedup.":[183],"At":[184],"Databricks,":[185],"AQE":[186],"has":[187],"been":[188],"successfully":[189],"deployed":[190],"production":[192],"multiple":[194],"years.":[195],"It":[196],"powers":[197],"billions":[198],"queries":[200],"ETL":[202],"jobs":[203],"process":[205],"exabytes":[206],"day,":[210],"through":[211],"key":[212],"enterprise":[213],"products":[214],"Databricks":[217,219],"Runtime,":[218],"SQL,":[220],"Delta":[222],"Live":[223],"Tables.":[224]},"counts_by_year":[{"year":2025,"cited_by_count":10}],"updated_date":"2026-05-08T15:41:06.802602","created_date":"2025-10-10T00:00:00"}