回答編集履歴
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修正
answer
CHANGED
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@@ -4,6 +4,6 @@
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```SQL
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5
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SELECT A.ID
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6
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FROM TABLE_A A
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-
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7
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+
LEFT JOIN TABLE_B B ON A.ID=B.ID AND A.XXX=0
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-
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8
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+
LEFT JOIN TABLE_C C ON A.ID=C.ID AND A.XXX=1
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```
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