update

src/main/resources/application.yml

 spring:
   profiles:
-    active: dev
+    active: pre
   servlet:
     #文件上传最大容量
     multipart:

src/main/resources/mapper/TrainingStartClassLogTechnicianMapper.xml

@@ -8,10 +8,10 @@
         from training_start_class_log_technician t1
         left join training_start_class t2 on t1.training_start_class_id = t2.id
         where t1.technician_id = #{request.technicianId}
-        <if test="request.status!=null and request.status = 1">
+        <if test="request.status!=null and request.status = '1' ">
             and t2.status in (1,2)
         </if>
-        <if test="request.status!=null and request.status = 2">
+        <if test="request.status!=null and request.status = '2' ">
             and t2.status = 3
         </if>
     </select>