20 SQL for Aggregation in Data Warehouses - Oracle Help ...

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29/36 20SQLforAggregationinDataWarehouses ThischapterdiscussesaggregationofSQL,abasicaspectofdatawarehousing.Itcontainsthesetopics: OverviewofSQLforAggregationinDataWarehouses Aggregationisafundamentalpartofdatawarehousing.Toimproveaggregationp



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