質問編集履歴
1
誤字
test
CHANGED
File without changes
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test
CHANGED
@@ -16,7 +16,7 @@
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16
16
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| id | date | product_id | quantity | quantity の出し方(計算式) |
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17
17
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| --- | ---------- | ---------- | -------- | -------- |
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18
18
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| 1 | 2022-10-01 | 1 | 1500 | 1000+1000-500 |
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19
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-
| 2 | 2022-10-02 | 1 |
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19
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+
| 2 | 2022-10-02 | 1 | 0 | 1000-1000 |
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20
20
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21
21
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cereated_atが同じ日付でproduct_idが同じとき、
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22
22
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phase=0の数量(quantity)を足して、phase=10の数量(quantity)を引く
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