医案推荐图书

src/main/resources/mapper/book/BookMedicalRecordsDao.xml

@@ -14,5 +14,12 @@
         <result property="delFlag" column="del_flag"/>
     </resultMap>
 
+    <select id="getBooks" parameterType="int" resultType="com.peanut.modules.book.entity.BookEntity">
+        select b.* from  book_medical_records bmr
+        left join book b on bmr.book_id = b.id
+        where bmr.book_id not in (select book_id from user_ebook_buy where user_id = #{userId})
+        and b.del_flag = 0 and b.state = 1
+        GROUP BY bmr.book_id
+    </select>
 
 </mapper>