Systems and methods for processing queries
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United States of America Patent
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Jun 21, 2011
Grant Date -
Feb 24, 2005
app pub date -
Jun 17, 2003
filing date -
Jun 17, 2002
priority date (Note) -
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Abstract
The present invention relates to systems and methods for processing queries. One embodiment of the invention provides a system for executing complex procedural queries across a plurality of databases. The system includes: a query processor capable of partial execution of procedural queries; a set of database adaptors capable of optimizing or and referring collections of queries to external databases; and a query cache component in communication with the query processor and the set of database adaptors. The query cache component stores the results of external database queries in a query cache and notes when a query has not been stored and records the same query.
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