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SQLZoo包括教程和参考资料,以支持人们学习SQL。它具有以下特点:-交互式访问多个SQL引擎-示例数据库-练习-实时反馈学生尝试的成功
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具有免费许可证的所有平台的SQLZOO替代品
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Programming Hub
学习14种以上编程语言的最佳应用程序,例如Python,Assembly,HTML,VB.NET,C,C ++,C#(C Sharp),JavaScript,PHP,Ruby,R编程,CSS,Java等!
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Learn SQL
创建,访问和操作数据库。同时,收集积分,解锁级别和成就,并与来自世界各地的其他学习者竞争!
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