diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/alloc/service/impl/AllocStallServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/alloc/service/impl/AllocStallServiceImpl.java
index e8b033c..523e031 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/alloc/service/impl/AllocStallServiceImpl.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/alloc/service/impl/AllocStallServiceImpl.java
@@ -7,6 +7,11 @@ import com.bonus.canteen.core.alloc.domain.AllocStall;
 import com.bonus.canteen.core.alloc.domain.AllocStallMealtime;
 import com.bonus.canteen.core.alloc.mapper.AllocStallMapper;
 import com.bonus.canteen.core.alloc.service.IAllocStallService;
+import com.bonus.canteen.core.device.domain.DeviceBind;
+import com.bonus.canteen.core.device.mapper.DeviceBindMapper;
+import com.bonus.canteen.core.menu.dto.MenuRecipeParamDTO;
+import com.bonus.canteen.core.menu.mapper.MenuRecipeMapper;
+import com.bonus.canteen.core.menu.vo.MenuRecipeV2VO;
 import com.bonus.canteen.core.utils.BnsConstants;
 import com.bonus.common.core.exception.ServiceException;
 import com.bonus.common.core.utils.DateUtils;
@@ -24,6 +29,10 @@ import org.springframework.util.CollectionUtils;
 public class AllocStallServiceImpl implements IAllocStallService {
     @Autowired
     private AllocStallMapper allocStallMapper;
+    @Autowired
+    DeviceBindMapper deviceBindMapper;
+    @Autowired
+    private MenuRecipeMapper menuRecipeMapper;
 
     /**
      * 查询档口信息
@@ -114,10 +123,27 @@ public class AllocStallServiceImpl implements IAllocStallService {
      */
     @Override
     public int deleteAllocStallByStallIds(Long[] stallIds) {
+        int count = 0;
         for (int i = 0; i < stallIds.length; i++) {
-            allocStallMapper.deleteMealtimeByStallId(stallIds[i]);
+            Long stallId = stallIds[i];
+            //判断档口是否含有设备
+            DeviceBind deviceBind = new DeviceBind();
+            deviceBind.setStallId(stallId);
+            List<DeviceBind> deviceBindList = deviceBindMapper.selectDeviceBindList(deviceBind);
+            if (!CollectionUtils.isEmpty(deviceBindList) && deviceBindList.size() > 0) {
+                throw new ServiceException("此档口已绑定设备,不能删除");
+            }
+            //判断档口是否含有菜谱
+            MenuRecipeParamDTO menuRecipeParamDTO = new MenuRecipeParamDTO();
+            menuRecipeParamDTO.setStallId(stallId);
+            List<MenuRecipeV2VO> menuRecipeList = menuRecipeMapper.getDishesList(menuRecipeParamDTO);
+            if (!CollectionUtils.isEmpty(menuRecipeList) && menuRecipeList.size() > 0) {
+                throw new ServiceException("此档口含有菜谱,不能删除");
+            }
+            allocStallMapper.deleteMealtimeByStallId(stallId);
+            count += allocStallMapper.deleteAllocStallByStallId(stallId);
         }
-        return allocStallMapper.deleteAllocStallByStallIds(stallIds);
+        return count;
     }
 
     /**
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/controller/DeviceBindController.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/controller/DeviceBindController.java
new file mode 100644
index 0000000..4965679
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/controller/DeviceBindController.java
@@ -0,0 +1,119 @@
+package com.bonus.canteen.core.device.controller;
+
+import java.util.List;
+import javax.servlet.http.HttpServletResponse;
+import com.bonus.common.log.enums.OperaType;
+import com.bonus.canteen.core.common.annotation.PreventRepeatSubmit;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import com.bonus.common.log.annotation.SysLog;
+import com.bonus.common.security.annotation.RequiresPermissions;
+import com.bonus.canteen.core.device.domain.DeviceBind;
+import com.bonus.canteen.core.device.service.IDeviceBindService;
+import com.bonus.common.core.web.controller.BaseController;
+import com.bonus.common.core.web.domain.AjaxResult;
+import com.bonus.common.core.utils.poi.ExcelUtil;
+import com.bonus.common.core.web.page.TableDataInfo;
+
+/**
+ * 设备绑定多档口子Controller
+ * 
+ * @author xsheng
+ * @date 2025-05-13
+ */
+@Api(tags = "设备绑定多档口子接口")
+@RestController
+@RequestMapping("/device_bind")
+public class DeviceBindController extends BaseController {
+    @Autowired
+    private IDeviceBindService deviceBindService;
+
+    /**
+     * 查询设备绑定多档口子列表
+     */
+    @ApiOperation(value = "查询设备绑定多档口子列表")
+    //@RequiresPermissions("device:bind:list")
+    @GetMapping("/list")
+    public TableDataInfo list(DeviceBind deviceBind) {
+        startPage();
+        List<DeviceBind> list = deviceBindService.selectDeviceBindList(deviceBind);
+        return getDataTable(list);
+    }
+
+    /**
+     * 导出设备绑定多档口子列表
+     */
+    @ApiOperation(value = "导出设备绑定多档口子列表")
+    //@PreventRepeatSubmit
+    //@RequiresPermissions("device:bind:export")
+    @SysLog(title = "设备绑定多档口子", businessType = OperaType.EXPORT, logType = 1,module = "仓储管理->导出设备绑定多档口子")
+    @PostMapping("/export")
+    public void export(HttpServletResponse response, DeviceBind deviceBind) {
+        List<DeviceBind> list = deviceBindService.selectDeviceBindList(deviceBind);
+        ExcelUtil<DeviceBind> util = new ExcelUtil<DeviceBind>(DeviceBind.class);
+        util.exportExcel(response, list, "设备绑定多档口子数据");
+    }
+
+    /**
+     * 获取设备绑定多档口子详细信息
+     */
+    @ApiOperation(value = "获取设备绑定多档口子详细信息")
+    //@RequiresPermissions("device:bind:query")
+    @GetMapping(value = "/{id}")
+    public AjaxResult getInfo(@PathVariable("id") Long id) {
+        return success(deviceBindService.selectDeviceBindById(id));
+    }
+
+    /**
+     * 新增设备绑定多档口子
+     */
+    @ApiOperation(value = "新增设备绑定多档口子")
+    //@PreventRepeatSubmit
+    //@RequiresPermissions("device:bind:add")
+    @SysLog(title = "设备绑定多档口子", businessType = OperaType.INSERT, logType = 1,module = "仓储管理->新增设备绑定多档口子")
+    @PostMapping
+    public AjaxResult add(@RequestBody DeviceBind deviceBind) {
+        try {
+            return toAjax(deviceBindService.insertDeviceBind(deviceBind));
+        } catch (Exception e) {
+            return error("系统错误, " + e.getMessage());
+        }
+    }
+
+    /**
+     * 修改设备绑定多档口子
+     */
+    @ApiOperation(value = "修改设备绑定多档口子")
+    //@PreventRepeatSubmit
+    //@RequiresPermissions("device:bind:edit")
+    @SysLog(title = "设备绑定多档口子", businessType = OperaType.UPDATE, logType = 1,module = "仓储管理->修改设备绑定多档口子")
+    @PostMapping("/edit")
+    public AjaxResult edit(@RequestBody DeviceBind deviceBind) {
+        try {
+            return toAjax(deviceBindService.updateDeviceBind(deviceBind));
+        } catch (Exception e) {
+            return error("系统错误, " + e.getMessage());
+        }
+    }
+
+    /**
+     * 删除设备绑定多档口子
+     */
+    @ApiOperation(value = "删除设备绑定多档口子")
+    //@PreventRepeatSubmit
+    //@RequiresPermissions("device:bind:remove")
+    @SysLog(title = "设备绑定多档口子", businessType = OperaType.DELETE, logType = 1,module = "仓储管理->删除设备绑定多档口子")
+	@PostMapping("/del/{ids}")
+    public AjaxResult remove(@PathVariable Long[] ids) {
+        return toAjax(deviceBindService.deleteDeviceBindByIds(ids));
+    }
+}
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceBind.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceBind.java
index 2c2825f..430d058 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceBind.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceBind.java
@@ -10,7 +10,7 @@ import com.bonus.common.core.web.domain.BaseEntity;
  * 设备绑定多档口子对象 device_bind
  * 
  * @author xsheng
- * @date 2025-04-03
+ * @date 2025-05-13
  */
 
 
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceInfo.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceInfo.java
index a773136..c44e91f 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceInfo.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/domain/DeviceInfo.java
@@ -10,7 +10,7 @@ import com.bonus.common.core.web.domain.BaseEntity;
  * 设备资料对象 device_info
  * 
  * @author xsheng
- * @date 2025-04-03
+ * @date 2025-05-13
  */
 
 
@@ -311,5 +311,10 @@ public class DeviceInfo extends BaseEntity {
     @ApiModelProperty(value = "乐观锁 ")
     private Long revision;
 
+    /** 上次更新时间 */
+    @Excel(name = "上次更新时间")
+    @ApiModelProperty(value = "上次更新时间")
+    private Long lastUpdateTime;
+
 
 }
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/mapper/DeviceBindMapper.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/mapper/DeviceBindMapper.java
new file mode 100644
index 0000000..e0cf746
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/mapper/DeviceBindMapper.java
@@ -0,0 +1,60 @@
+package com.bonus.canteen.core.device.mapper;
+
+import java.util.List;
+import com.bonus.canteen.core.device.domain.DeviceBind;
+
+/**
+ * 设备绑定多档口子Mapper接口
+ * 
+ * @author xsheng
+ * @date 2025-05-13
+ */
+public interface DeviceBindMapper {
+    /**
+     * 查询设备绑定多档口子
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 设备绑定多档口子
+     */
+    public DeviceBind selectDeviceBindById(Long id);
+
+    /**
+     * 查询设备绑定多档口子列表
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 设备绑定多档口子集合
+     */
+    public List<DeviceBind> selectDeviceBindList(DeviceBind deviceBind);
+
+    /**
+     * 新增设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    public int insertDeviceBind(DeviceBind deviceBind);
+
+    /**
+     * 修改设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    public int updateDeviceBind(DeviceBind deviceBind);
+
+    /**
+     * 删除设备绑定多档口子
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 结果
+     */
+    public int deleteDeviceBindById(Long id);
+
+    /**
+     * 批量删除设备绑定多档口子
+     * 
+     * @param ids 需要删除的数据主键集合
+     * @return 结果
+     */
+    public int deleteDeviceBindByIds(Long[] ids);
+}
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/IDeviceBindService.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/IDeviceBindService.java
new file mode 100644
index 0000000..fbb1c3c
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/IDeviceBindService.java
@@ -0,0 +1,60 @@
+package com.bonus.canteen.core.device.service;
+
+import java.util.List;
+import com.bonus.canteen.core.device.domain.DeviceBind;
+
+/**
+ * 设备绑定多档口子Service接口
+ * 
+ * @author xsheng
+ * @date 2025-05-13
+ */
+public interface IDeviceBindService {
+    /**
+     * 查询设备绑定多档口子
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 设备绑定多档口子
+     */
+    public DeviceBind selectDeviceBindById(Long id);
+
+    /**
+     * 查询设备绑定多档口子列表
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 设备绑定多档口子集合
+     */
+    public List<DeviceBind> selectDeviceBindList(DeviceBind deviceBind);
+
+    /**
+     * 新增设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    public int insertDeviceBind(DeviceBind deviceBind);
+
+    /**
+     * 修改设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    public int updateDeviceBind(DeviceBind deviceBind);
+
+    /**
+     * 批量删除设备绑定多档口子
+     * 
+     * @param ids 需要删除的设备绑定多档口子主键集合
+     * @return 结果
+     */
+    public int deleteDeviceBindByIds(Long[] ids);
+
+    /**
+     * 删除设备绑定多档口子信息
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 结果
+     */
+    public int deleteDeviceBindById(Long id);
+}
diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/impl/DeviceBindServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/impl/DeviceBindServiceImpl.java
new file mode 100644
index 0000000..d18e08c
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/service/impl/DeviceBindServiceImpl.java
@@ -0,0 +1,98 @@
+package com.bonus.canteen.core.device.service.impl;
+
+import java.util.List;
+import com.bonus.common.core.exception.ServiceException;
+import com.bonus.common.core.utils.DateUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import com.bonus.canteen.core.device.mapper.DeviceBindMapper;
+import com.bonus.canteen.core.device.domain.DeviceBind;
+import com.bonus.canteen.core.device.service.IDeviceBindService;
+
+/**
+ * 设备绑定多档口子Service业务层处理
+ * 
+ * @author xsheng
+ * @date 2025-05-13
+ */
+@Service
+public class DeviceBindServiceImpl implements IDeviceBindService {
+    @Autowired
+    private DeviceBindMapper deviceBindMapper;
+
+    /**
+     * 查询设备绑定多档口子
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 设备绑定多档口子
+     */
+    @Override
+    public DeviceBind selectDeviceBindById(Long id) {
+        return deviceBindMapper.selectDeviceBindById(id);
+    }
+
+    /**
+     * 查询设备绑定多档口子列表
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 设备绑定多档口子
+     */
+    @Override
+    public List<DeviceBind> selectDeviceBindList(DeviceBind deviceBind) {
+        return deviceBindMapper.selectDeviceBindList(deviceBind);
+    }
+
+    /**
+     * 新增设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    @Override
+    public int insertDeviceBind(DeviceBind deviceBind) {
+        deviceBind.setCreateTime(DateUtils.getNowDate());
+        try {
+            return deviceBindMapper.insertDeviceBind(deviceBind);
+        } catch (Exception e) {
+            throw new ServiceException("错误信息描述, " + e.getMessage());
+        }
+    }
+
+    /**
+     * 修改设备绑定多档口子
+     * 
+     * @param deviceBind 设备绑定多档口子
+     * @return 结果
+     */
+    @Override
+    public int updateDeviceBind(DeviceBind deviceBind) {
+        deviceBind.setUpdateTime(DateUtils.getNowDate());
+        try {
+            return deviceBindMapper.updateDeviceBind(deviceBind);
+        } catch (Exception e) {
+            throw new ServiceException("错误信息描述, " + e.getMessage());
+        }
+    }
+
+    /**
+     * 批量删除设备绑定多档口子
+     * 
+     * @param ids 需要删除的设备绑定多档口子主键
+     * @return 结果
+     */
+    @Override
+    public int deleteDeviceBindByIds(Long[] ids) {
+        return deviceBindMapper.deleteDeviceBindByIds(ids);
+    }
+
+    /**
+     * 删除设备绑定多档口子信息
+     * 
+     * @param id 设备绑定多档口子主键
+     * @return 结果
+     */
+    @Override
+    public int deleteDeviceBindById(Long id) {
+        return deviceBindMapper.deleteDeviceBindById(id);
+    }
+}
diff --git a/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/device/DeviceBindMapper.xml b/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/device/DeviceBindMapper.xml
new file mode 100644
index 0000000..08639e4
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/resources/mapper/device/DeviceBindMapper.xml
@@ -0,0 +1,110 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper
+PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.bonus.canteen.core.device.mapper.DeviceBindMapper">
+    <resultMap type="com.bonus.canteen.core.device.domain.DeviceBind" id="DeviceBindResult">
+        <result property="id"    column="id"    />
+        <result property="deviceId"    column="device_id"    />
+        <result property="canteenId"    column="canteen_id"    />
+        <result property="stallId"    column="stall_id"    />
+        <result property="roomId"    column="room_id"    />
+        <result property="ifUsePrint"    column="if_use_print"    />
+        <result property="mealLineId"    column="meal_line_id"    />
+        <result property="areaId"    column="area_id"    />
+        <result property="revision"    column="revision"    />
+        <result property="createBy"    column="create_by"    />
+        <result property="createTime"    column="create_time"    />
+        <result property="updateBy"    column="update_by"    />
+        <result property="updateTime"    column="update_time"    />
+        <result property="remark"    column="remark"    />
+    </resultMap>
+
+    <sql id="selectDeviceBindVo">
+        select id, device_id, canteen_id, stall_id, room_id, if_use_print, meal_line_id, area_id, revision, create_by, create_time, update_by, update_time, remark from device_bind
+    </sql>
+
+    <select id="selectDeviceBindList" parameterType="com.bonus.canteen.core.device.domain.DeviceBind" resultMap="DeviceBindResult">
+        <include refid="selectDeviceBindVo"/>
+        <where>  
+            <if test="deviceId != null "> and device_id = #{deviceId}</if>
+            <if test="canteenId != null "> and canteen_id = #{canteenId}</if>
+            <if test="stallId != null "> and stall_id = #{stallId}</if>
+            <if test="roomId != null "> and room_id = #{roomId}</if>
+            <if test="ifUsePrint != null "> and if_use_print = #{ifUsePrint}</if>
+            <if test="mealLineId != null "> and meal_line_id = #{mealLineId}</if>
+            <if test="areaId != null "> and area_id = #{areaId}</if>
+            <if test="revision != null "> and revision = #{revision}</if>
+        </where>
+    </select>
+    
+    <select id="selectDeviceBindById" parameterType="Long" resultMap="DeviceBindResult">
+        <include refid="selectDeviceBindVo"/>
+        where id = #{id}
+    </select>
+        
+    <insert id="insertDeviceBind" parameterType="com.bonus.canteen.core.device.domain.DeviceBind" useGeneratedKeys="true" keyProperty="id">
+        insert into device_bind
+        <trim prefix="(" suffix=")" suffixOverrides=",">
+            <if test="deviceId != null">device_id,</if>
+            <if test="canteenId != null">canteen_id,</if>
+            <if test="stallId != null">stall_id,</if>
+            <if test="roomId != null">room_id,</if>
+            <if test="ifUsePrint != null">if_use_print,</if>
+            <if test="mealLineId != null">meal_line_id,</if>
+            <if test="areaId != null">area_id,</if>
+            <if test="revision != null">revision,</if>
+            <if test="createBy != null">create_by,</if>
+            <if test="createTime != null">create_time,</if>
+            <if test="updateBy != null">update_by,</if>
+            <if test="updateTime != null">update_time,</if>
+            <if test="remark != null">remark,</if>
+         </trim>
+        <trim prefix="values (" suffix=")" suffixOverrides=",">
+            <if test="deviceId != null">#{deviceId},</if>
+            <if test="canteenId != null">#{canteenId},</if>
+            <if test="stallId != null">#{stallId},</if>
+            <if test="roomId != null">#{roomId},</if>
+            <if test="ifUsePrint != null">#{ifUsePrint},</if>
+            <if test="mealLineId != null">#{mealLineId},</if>
+            <if test="areaId != null">#{areaId},</if>
+            <if test="revision != null">#{revision},</if>
+            <if test="createBy != null">#{createBy},</if>
+            <if test="createTime != null">#{createTime},</if>
+            <if test="updateBy != null">#{updateBy},</if>
+            <if test="updateTime != null">#{updateTime},</if>
+            <if test="remark != null">#{remark},</if>
+         </trim>
+    </insert>
+
+    <update id="updateDeviceBind" parameterType="com.bonus.canteen.core.device.domain.DeviceBind">
+        update device_bind
+        <trim prefix="SET" suffixOverrides=",">
+            <if test="deviceId != null">device_id = #{deviceId},</if>
+            <if test="canteenId != null">canteen_id = #{canteenId},</if>
+            <if test="stallId != null">stall_id = #{stallId},</if>
+            <if test="roomId != null">room_id = #{roomId},</if>
+            <if test="ifUsePrint != null">if_use_print = #{ifUsePrint},</if>
+            <if test="mealLineId != null">meal_line_id = #{mealLineId},</if>
+            <if test="areaId != null">area_id = #{areaId},</if>
+            <if test="revision != null">revision = #{revision},</if>
+            <if test="createBy != null">create_by = #{createBy},</if>
+            <if test="createTime != null">create_time = #{createTime},</if>
+            <if test="updateBy != null">update_by = #{updateBy},</if>
+            <if test="updateTime != null">update_time = #{updateTime},</if>
+            <if test="remark != null">remark = #{remark},</if>
+        </trim>
+        where id = #{id}
+    </update>
+
+    <delete id="deleteDeviceBindById" parameterType="Long">
+        delete from device_bind where id = #{id}
+    </delete>
+
+    <delete id="deleteDeviceBindByIds" parameterType="String">
+        delete from device_bind where id in 
+        <foreach item="id" collection="array" open="(" separator="," close=")">
+            #{id}
+        </foreach>
+    </delete>
+</mapper>
\ No newline at end of file