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我有一組數據表示人們如何排列各種特徵。我試圖將數據透視兩列,但列數據包含在一列中,並且有一列作爲鑑別器。SQL數據透視列數據在具有鑑別器列的單列中
這是場景。人們被給予三種特徵的清單,並按照對它們的重要性排序。他們分別得到兩個三個特徵的列表,並要求從最重要到最不重要的每個列表1至3進行排名。
+----------+-------+----------------+---------------+------+
| RecordNo | Name | QuestionNumber | QuestionGroup | Rank |
+----------+-------+----------------+---------------+------+
| 1 | Bob | 1 | 1 | 2 |
| 2 | Bob | 2 | 1 | 1 |
| 3 | Bob | 3 | 1 | 3 |
| 4 | Bob | 1 | 2 | 1 |
| 5 | Bob | 2 | 2 | 2 |
| 6 | Bob | 3 | 2 | 3 |
| 7 | Sally | 1 | 1 | 3 |
| 8 | Sally | 2 | 1 | 2 |
| 9 | Sally | 3 | 1 | 1 |
| 10 | Sally | 1 | 2 | 1 |
| 11 | Sally | 2 | 2 | 3 |
| 12 | Sally | 3 | 2 | 2 |
+----------+-------+----------------+---------------+------+
我想直到結束是數據的PIVOT所以它看起來像這樣..
+----------+-------+-----------+-----------+-----------+------------+------------+------------+
| RecordNo | Name | Question1 | Question2 | Question3 | Question 1 | Question 2 | Question 3 |
| | | Group 1 | Group 1 | Group 1 | Group 2 | Group 2 | Group 2 |
+----------+-------+-----------+-----------+-----------+------------+------------+------------+
| 1 | Bob | 2 | 1 | 3 | 1 | 2 | 3 |
| 2 | Sally | 3 | 2 | 1 | 1 | 3 | 2 |
+----------+-------+-----------+-----------+-----------+------------+------------+------------+
我知道該怎麼做一個樞軸上多列great article on it here但我不能當數據位於由鑑別器列(QuestionGroup)分隔的同一列(QuestionNumber)中時,該如何進行透視。
我還創建了一個在線表here
我覺得我有這麼的PIVOT關鍵字我忘記回到基本趕上了。 – webworm