SQL is a structure query language. Our sql tutorial teach you how to access data using structure query language. This tutorial and materials is use to all computer programmer and computer student for learning SQL language.
This is a free app for learning SQL. This app give you database basic knowledge, give your programming knowledge. If you want to database administrator or database designer then this app will help you .
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Last updated on 2019年11月23日
此版本包含小幅错误修复和常规改进。请更新至最新版本，以获得更佳体验。
