回答編集履歴
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変更
test
CHANGED
@@ -2,7 +2,7 @@
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```sql
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-
INSERT INTO `Report` (`UserID`, `Num`) VALUES (
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+
INSERT INTO `Report` (`UserID`, `Num`) VALUES (?, 1) ON DUPLICATE KEY
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UPDATE `Num` = `Num` + 1;
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