{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-10496646","patent":{"patent_number":"US-10496646","title":"Estimating distinct values for database systems","assignee":null,"inventors":[],"filing_date":"2016-11-11T00:00:00.000Z","publication_date":"2019-12-03T00:00:00.000Z","cpc_codes":["G06F"],"num_claims":20,"abstract":"Some embodiments provide a non-transitory machine-readable medium stores a program. The program receives a query for data that includes a join operation. The program further generates a plurality of candidate query execution plans based on the query, each candidate query execution plan comprising a set of reduction operations. The program also determines a plurality of execution costs associated with the plurality of sets of reduction operations in the plurality of candidate query execution plans. The program further selects a query execution plan from the plurality of candidate query execution plans based on the plurality of execution costs. The program also executes the query execution plan to generate a set of query results for the query."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Estimating distinct values for database systems","description":"Some embodiments provide a non-transitory machine-readable medium stores a program. The program receives a query for data that includes a join operation. The program further generates a plurality of c","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-10496646","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-10496646","citation_suggestion":"Patentable. \"Estimating distinct values for database systems\" (US-10496646). https://patentable.app/patents/US-10496646","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-10496646","json":"https://patentable.app/api/llm-context/US-10496646","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-30T20:06:46.654Z"}