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Pro Oracle SQL網路熱賣
網友評鑑4顆星，還在猶豫要不要買嗎?再不買就來不及了
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| MODEL clause, and advanced grouping syntax---features that will help in creating good queries for reporting and business intelligence applications. Pro Oracle SQL also helps you minimize parsing overhead, read execution plans, test for correct results, and exert control over SQL execution in your database. You’ll learn when to create indexes, how to verify that they make a difference, how to use SQL Profiles to optimize SQL in packaged applications, and much more. You’ll also understand how SQL is optimized for working in sets, and that the key to getting accurate results lies in making sure that queries ask clear and precise questions. |
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