回答編集履歴
1
変更
test
CHANGED
@@ -2,7 +2,7 @@
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2
2
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3
3
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```sql
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4
4
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5
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-
select t1.
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5
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+
select t1.* from sample t1
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6
6
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7
7
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left join (select id from sample) t2 on t1.pareantId=t2.id
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8
8
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