非常容易!每介紹完一個概念之後馬上有小練習及參考答案,令你馬上動手實踐,馬上搞清楚。
這套教材曾用於培訓一個政府部門的IT團隊,令他們的SQL水平大幅提升,令開發工作如虎添翼,應用系統的效能大幅改善。
這套教材也曾讓一些非IT人學懂相當複雜的SQL,協助他們進入數據科學的殿堂。
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