first commit

src/main/java/net/alawn/bill/repository/BookRepo.java

@@ -0,0 +1,16 @@
+package net.alawn.bill.repository;
+
+import net.alawn.bill.entity.po.Book;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+/**
+ * @Author: Alawn
+ * @Description:
+ * @Date: Create in 11:14 2019-05-23
+ */
+
+@Repository
+public interface BookRepo extends JpaRepository<Book, Long> {
+
+}