{"id":"https://openalex.org/W4243105236","doi":"https://doi.org/10.1007/978-3-322-84823-9_7","title":"Comprehending Queries","display_name":"Comprehending Queries","publication_year":2000,"publication_date":"2000-01-01","ids":{"openalex":"https://openalex.org/W4243105236","doi":"https://doi.org/10.1007/978-3-322-84823-9_7"},"language":"de","primary_location":{"id":"doi:10.1007/978-3-322-84823-9_7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-322-84823-9_7","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ausgezeichnete Informatikdissertationen 1999","raw_type":"book-chapter"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://kops.uni-konstanz.de/server/api/core/bitstreams/6ef6193a-e4c6-4a28-953e-3e7716a36f1b/content","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5088806837","display_name":"Torsten Grust","orcid":"https://orcid.org/0000-0002-8279-0493"},"institutions":[{"id":"https://openalex.org/I189712700","display_name":"University of Konstanz","ror":"https://ror.org/0546hnb39","country_code":"DE","type":"education","lineage":["https://openalex.org/I189712700"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Torsten Grust","raw_affiliation_strings":["Department of Computer and Information Science Database Systems Research Group, University of Konstanz, Deutschland"],"affiliations":[{"raw_affiliation_string":"Department of Computer and Information Science Database Systems Research Group, University of Konstanz, Deutschland","institution_ids":["https://openalex.org/I189712700"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5088806837"],"corresponding_institution_ids":["https://openalex.org/I189712700"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.38615579,"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":"74","last_page":"83"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10126","display_name":"Logic, programming, and type systems","score":0.9997000098228455,"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/T10126","display_name":"Logic, programming, and type systems","score":0.9997000098228455,"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":0.9987000226974487,"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/T10772","display_name":"Distributed systems and fault tolerance","score":0.996399998664856,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.723527193069458},{"id":"https://openalex.org/keywords/query-language","display_name":"Query language","score":0.615619421005249},{"id":"https://openalex.org/keywords/principal","display_name":"Principal (computer security)","score":0.5786416530609131},{"id":"https://openalex.org/keywords/query-optimization","display_name":"Query optimization","score":0.5180901885032654},{"id":"https://openalex.org/keywords/transformation","display_name":"Transformation (genetics)","score":0.45390358567237854},{"id":"https://openalex.org/keywords/value","display_name":"Value (mathematics)","score":0.4343961477279663},{"id":"https://openalex.org/keywords/comprehension","display_name":"Comprehension","score":0.4152640104293823},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.40097108483314514},{"id":"https://openalex.org/keywords/programming-language","display_name":"Programming language","score":0.2934339642524719}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.723527193069458},{"id":"https://openalex.org/C192028432","wikidata":"https://www.wikidata.org/wiki/Q845739","display_name":"Query language","level":2,"score":0.615619421005249},{"id":"https://openalex.org/C144559511","wikidata":"https://www.wikidata.org/wiki/Q2986279","display_name":"Principal (computer security)","level":2,"score":0.5786416530609131},{"id":"https://openalex.org/C157692150","wikidata":"https://www.wikidata.org/wiki/Q2919848","display_name":"Query optimization","level":2,"score":0.5180901885032654},{"id":"https://openalex.org/C204241405","wikidata":"https://www.wikidata.org/wiki/Q461499","display_name":"Transformation (genetics)","level":3,"score":0.45390358567237854},{"id":"https://openalex.org/C2776291640","wikidata":"https://www.wikidata.org/wiki/Q2912517","display_name":"Value (mathematics)","level":2,"score":0.4343961477279663},{"id":"https://openalex.org/C511192102","wikidata":"https://www.wikidata.org/wiki/Q5156948","display_name":"Comprehension","level":2,"score":0.4152640104293823},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.40097108483314514},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.2934339642524719},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/978-3-322-84823-9_7","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-322-84823-9_7","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Ausgezeichnete Informatikdissertationen 1999","raw_type":"book-chapter"},{"id":"pmh:oai:kops.uni-konstanz.de:123456789/709","is_oa":true,"landing_page_url":"http://nbn-resolving.de/urn:nbn:de:bsz:352-opus-3120","pdf_url":"https://kops.uni-konstanz.de/server/api/core/bitstreams/6ef6193a-e4c6-4a28-953e-3e7716a36f1b/content","source":{"id":"https://openalex.org/S4306401487","display_name":"KOPS (University of Konstanz)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189712700","host_organization_name":"University of Konstanz","host_organization_lineage":["https://openalex.org/I189712700"],"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":"doc-type:Text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.88.9148","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.88.9148","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.ub.uni-konstanz.de/kops/volltexte/1999/312/312_1.pdf","raw_type":"text"}],"best_oa_location":{"id":"pmh:oai:kops.uni-konstanz.de:123456789/709","is_oa":true,"landing_page_url":"http://nbn-resolving.de/urn:nbn:de:bsz:352-opus-3120","pdf_url":"https://kops.uni-konstanz.de/server/api/core/bitstreams/6ef6193a-e4c6-4a28-953e-3e7716a36f1b/content","source":{"id":"https://openalex.org/S4306401487","display_name":"KOPS (University of Konstanz)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I189712700","host_organization_name":"University of Konstanz","host_organization_lineage":["https://openalex.org/I189712700"],"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":"doc-type:Text"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4243105236.pdf","grobid_xml":"https://content.openalex.org/works/W4243105236.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W1543641760","https://openalex.org/W1561487379","https://openalex.org/W1590564432","https://openalex.org/W1593142020","https://openalex.org/W1902706178","https://openalex.org/W1996164638","https://openalex.org/W1997143185","https://openalex.org/W2057292961","https://openalex.org/W2059895047","https://openalex.org/W2116908067","https://openalex.org/W2130872776","https://openalex.org/W2295914203","https://openalex.org/W6632044264"],"related_works":["https://openalex.org/W2556786504","https://openalex.org/W4244527061","https://openalex.org/W2152149667","https://openalex.org/W2469357693","https://openalex.org/W3125756434","https://openalex.org/W1977383094","https://openalex.org/W2572349046","https://openalex.org/W1480243001","https://openalex.org/W42879793","https://openalex.org/W1779612025"],"abstract_inverted_index":{"There":[0],"are":[1,43,47],"no":[2],"compelling":[3],"reasons":[4],"why":[5],"database-internal":[6],"query":[7,64],"representations":[8],"have":[9],"to":[10,61,76,87],"be":[11,74],"designated":[12],"by":[13,35,66],"operators.":[14],"This":[15],"thesis":[16],"describes":[17],"a":[18,31,63],"world":[19],"in":[20,49],"which":[21],"datatypes":[22],"determine":[23],"the":[24,50,90],"comprehension":[25],"of":[26,38,68,92],"queries.":[27],"In":[28],"this":[29],"world,":[30],"datatype":[32,69],"is":[33],"characterized":[34],"its":[36],"algebra":[37],"value":[39],"constructors.":[40,70],"These":[41],"algebras":[42],"principal.":[44],"Query":[45,83],"operators":[46,72],"secondary":[48],"sense":[51],"that":[52,58],"they":[53],"simply":[54],"box":[55],"(recursive)":[56],"programs":[57],"describe":[59],"how":[60],"form":[62],"result":[65],"application":[67],"Often,":[71],"will":[73],"unboxed":[75],"inspect":[77],"and":[78],"possibly":[79],"rewrite":[80],"these":[81],"programs.":[82,93],"optimization":[84],"then":[85],"means":[86],"deal":[88],"with":[89],"transformation":[91]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
