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9 lines
358 B
9 lines
358 B
package com.bupt.note.Repository;
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import com.bupt.note.Model.PaperNote;
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import org.springframework.data.jpa.repository.JpaRepository;
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public interface PaperNoteRepository extends JpaRepository<PaperNote, Long> {
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boolean existsByPaperIdAndUserName(Long paperId, String userName);
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PaperNote findByPaperIdAndUserName(Long paperId, String userName);
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}
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