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Efficiently Approximating Query Optimizer Diagrams
(2010-10-21)
Modern database systems use a query optimizer to identify the most efficient strategy, called “query execution plan”, to execute declarative SQL queries. The role of the query optimizer is especially critical for the complex ...
Reduction Of Query Optimizer Plan Diagrams
(2009-06-17)
Modern database systems use a query optimizer to identify the most efficient strategy, called "plan", to execute declarative SQL queries. Optimization is a mandatory exercise since the difference between the cost of best ...