回答編集履歴
1
追記
answer
CHANGED
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@@ -4,5 +4,24 @@
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4
4
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then -age
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5
5
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else age
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6
6
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end
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7
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+
```
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7
8
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9
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+
追記
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10
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+
こういうことでしょうか？
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11
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+
```sql
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12
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select * from users
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13
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order by case when age < 20 then 1 else 2 end,
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14
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+
case when age < 20 then -age else age end;
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15
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+
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16
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select * from users
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17
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order by case when age < 20 then 1 else 2 end,
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18
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case when age < 20 then age else age end;
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19
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+
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20
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+
select * from users
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21
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order by case when age < 20 then 1 else 2 end,
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22
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case when age < 20 then age else -age end;
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23
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+
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24
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+
select * from users
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25
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order by case when age < 20 then 1 else 2 end,
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26
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+
case when age < 20 then -age else -age end;
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8
27
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```
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