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关于＃sql＃的问题：创建一个名为View_XB视图，功能是①如果有重名的视图先删除后创建②显示XSB表中本班级的男女生各有多少人，并添加检查约束
2022-06-29 06:57:00 【CSDN问答】
创建一个名为View_XB视图，功能是①如果有重名的视图先删除后创建②显示XSB表中本班级的男女生各有多少人，并添加检查约束
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