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aggregate query approximate in kuwait

Sep 01 2020 · Approximate aggregate functions in Standard SQL Approximate aggregate functions are scalable in terms of memory usage and time but produce approximate results instead of exact results These functions typically require less memory than exact aggregation functions like COUNTDISTINCT but also introduce statistical uncertainty...As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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