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我有以下“调查申请”结果的物理表。这不是说存储结果的方式。有没有想过这个TSQL挑战?
正如你可以看到[84273x1x1]和[84273x1x2]是下拉列表问题,其中[84273x1x4]是一个自由文本,返回代码。这
UserID; UserName; Email; [84273x1x1]; [84273x1x2]; [84273x1x4]; [84273x2x5]; [84273x2x6]; [84273x2x7];
1; "Name1"; "[email protected]"; "A101", "A203", "Test answer bla bla"; "A102", "A201", "Test answer bla bla"
2; "Name2"; "[email protected]"; "A102", "A202", "This is my comment"; "A101", "A203", "This is my comment";
的东西,我发现: [84273x1x1是对应于:
84273 = SurveyID
1 = PageID
1 = QuestionID
在回答表,它具有如下:
QID; Code; Answer;
1; A101; 1
1; A102; 2
1; A103; 3
2; A200; 0
2; A201; 1
2; A202; 2
2; A203; 3
5; A101; 1
5; A102; 2
5; A103; 3
6; A200; 0
6; A201; 1
6; A202; 2
6; A203; 3
On the question table:
QID; QuestionType; Title;
1; "DropDownList"; "How do you rate of GROUP-Q1";
2; "DropDownList"; "How do you rate of GROUP-Q1";
3; "Text"; "Comment of Q1";
4; "DropDownList"; "How do you rate of GROUP-Q2";
5; "DropDownList"; "How do you rate of GROUP-Q2";
6; "Text"; "Comment of GROUP-Q2";
结果,我会喜欢实现的是枢轴转动:
UserID; Name; Email; Title; [Question1], [Question2]; [Question3]
1; "Name1"; "[email protected]"; "GROUP-Q1"; "1"; "3"; "Test answer bla bla";
1; "Name1"; "[email protected]"; "GROUP-Q2"; "2"; "1"; "Test answer bla bla";
2; "Name2"; "[email protected]"; "GROUP-Q1"; "2"; "2"; "Test answer bla bla";
2; "Name2"; "[email protected]"; "GROUP-Q2"; "1"; "3"; "Test answer bla bla";
因为这个东西需要在TSQL-2005中完成。当我看到这个时,我的第一个想法就是它必须在Cursor中。
有没有想过家伙?
感谢
有多少个问题字段?这个数字是否有望增长? (我猜是的)。这种结构很难处理,最好的做法是将动态数据(问题列)转换为新表格,但我也理解这可能是不可能的。我不羡慕必须在这个结构上工作! – JonVD 2010-11-10 23:40:26