A select operation pares down a table in a database by eliminating columns according to certain criteria.
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Q13: The popularity of social networks has contributed
Q14: Business intelligence uses scorecards and query reports
Q15: Identify a true statement about a database.
A)A
Q16: In contrast to the query languages used
Q17: An e-commerce site that needs frequent updates
Q19: Identify a true statement about a flat
Q20: As compared to data warehouses,consolidating information from
Q21: The _ stores definitions,such as data types
Q22: In a relational database model,a(n)_ operation searches
Q23: To begin designing a relational database,one must
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