Processing database queries

Details Processing database queries Processing database queries

2008-01-22

2008-01-22

Gaffin, Jeffrey (Department: 2165)

Data processing: database and file management or data structures

Database design

Data structure types

C707S793000, C707S793000, C707S793000, C707S793000, C707S793000, C707S793000, C707S793000

Reexamination Certificate

active

07321891

ABSTRACT:
Methods, computer programs, and database systems for analyzing one or more queries are disclosed. Queries may include one or more conditions and one or more sub-queries, with each sub-queries introduced by connecting condition. The method determines the satisfiability of the query, including the satisfiability of the connecting conditions and conditions in the sub-queries. Queries may include one or more conditions of the form (X+Y OP C). The method determines the satisfiability of the query, including the satisfiability of the conditions of the form (X+Y OP C).

REFERENCES:
patent: 6990484 (2006-01-01), Ghazal et al.
UVA ODS Specialist, Applying Conditions and Parameters, Jun. 17, 2002, University of Virginia, pp. 1-18.

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