created_at fields have a timestamp of the time at which a row was inserted in a table for the first time. product_sku is unique for every product. pr
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View More..Task 1: Querying a database Input Input is a text le, named database.txt, containing N records: record index, identi cation number, rst name, last nam
View More..Search for four papers or journals on the Internet, ACM and/or IEEE Digital Libraries (avoid White Papers). One for each of the following topics: Inf
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