删除计划时判断是否有不能删除的计划，如果有则报错

src/main/resources/mapper/activityplanv2/ActivityPlanInfoMapper.xml

@@ -115,7 +115,9 @@
         </foreach>
         and is_delete = 1
         and date &lt; date_format(now(),'%Y-%m-%d')
-        and employee_no != #{employeeNo}
+        <if test="employeeNo != null and employeeNo != ''">
+            and employee_no != #{employeeNo}
+        </if>
     </select>
 
     <select id="selectTodayCount" resultType="java.lang.Integer">