{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11249854","patent":{"patent_number":"US-11249854","title":"Method and device for failover in HBase system, and non-transitory computer-readable storage medium","assignee":null,"inventors":[],"filing_date":"2019-11-25T00:00:00.000Z","publication_date":"2022-02-15T00:00:00.000Z","cpc_codes":["G06F","G06F","G06F","G06F","G06F","G06F","G06F","G06F"],"num_claims":20,"abstract":"A method for failover in an HBase system, applied to a first worker node in the HBase system, includes: a write-ahead logging (WAL) file sent by a management node in the HBase system is acquired, the WAL file including WAL files of multiple table fragments in a second worker node in the HBase system when the second worker node fails; the WAL file is split in the memory of the present node to obtain the WAL files of the multiple table fragments; updated data of the multiple table fragments in a memory of the second worker node when the second worker node fails is determined according to the WAL files of the multiple table fragments in the memory of the first worker node; and the updated data of the multiple table fragments is written into a hard disk of the first worker node."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Method and device for failover in HBase system, and non-transitory computer-readable storage medium","description":"A method for failover in an HBase system, applied to a first worker node in the HBase system, includes: a write-ahead logging (WAL) file sent by a management node in the HBase system is acquired, the ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11249854","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-11249854","citation_suggestion":"Patentable. \"Method and device for failover in HBase system, and non-transitory computer-readable storage medium\" (US-11249854). https://patentable.app/patents/US-11249854","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11249854","json":"https://patentable.app/api/llm-context/US-11249854","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T11:50:02.440Z"}