bug fix

src/main/resources/mapper/TaBuildingMapper.xml

@@ -201,7 +201,10 @@
     </select>
 
     <select id="countNumByHeavy" resultType="java.lang.Integer">
-      select COUNT(1) from ta_building_dynamic t where t.heavy = #{heavy} and t.dynamic_id != #{dynamicId}
+      select COUNT(1) from ta_building_dynamic t where t.heavy = #{heavy}
+      <if test="dynamicId != null and dynamicId != ''">
+          and t.dynamic_id != #{dynamicId}
+      </if>
     </select>
 
 </mapper>