diff --git a/src/main/java/com/ping/study/controller/NbaController.java b/src/main/java/com/ping/study/controller/NbaController.java
index 7c7154a..be7941f 100644
--- a/src/main/java/com/ping/study/controller/NbaController.java
+++ b/src/main/java/com/ping/study/controller/NbaController.java
@@ -1,7 +1,9 @@
 package com.ping.study.controller;
 
 
+
 import com.ping.study.model.dto.addUrls;
+import com.ping.study.model.vo.live.LiveUrl;
 import com.ping.study.pojo.Games;
 import com.ping.study.service.GamesService;
 import com.ping.study.service.UrlsService;
@@ -37,6 +39,12 @@ public class NbaController {
     @Scheduled(cron = "0 0 0 * * ?")
     @RequestMapping("/add")
     public List<Games> addGames() {
+        //先删除数据库中所有赛程
+        log.info("执行定时方法删除数据库中所有赛程");
+        gamesService.deleteAllGames();
+        //再删除数据库中所有直播链接
+        log.info("执行定时方法删除数据库中所有直播链接");
+        urlsService.deleteAllUrls();
         log.info("执行定时方法添加当天赛程");
         return nbaApi.addGames();
     }
@@ -47,13 +55,13 @@ public class NbaController {
     }
 
     @RequestMapping("/urls")
-    public List<HashMap<String, List<HashMap<String, String>>>> getUrls() {
+    public List<HashMap<String, List<LiveUrl>>> getUrls() {
         log.info("获取所有赛程直播链接");
         return urlsService.getUrls();
     }
 
     @RequestMapping("/go")
-    public Boolean go(@RequestParam("pwd")String pwd) {
+    public Boolean go(@RequestParam("pwd") String pwd) {
         return pwd.equals("inspur123");
     }
     @RequestMapping(value = "/addUrls",method = RequestMethod.POST)
@@ -61,4 +69,10 @@ public class NbaController {
         log.info("添加所有赛程直播链接");
         urlsService.addUrls(addUrls);
     }
+
+    //删除直播链接根据id
+    @RequestMapping("/delete/{id}")
+    public void deleteUrlById(@PathVariable("id") Integer id){
+        urlsService.deleteUrlById(id);
+    }
 }
diff --git a/src/main/java/com/ping/study/mapper/GamesMapper.java b/src/main/java/com/ping/study/mapper/GamesMapper.java
index d79153d..684058a 100644
--- a/src/main/java/com/ping/study/mapper/GamesMapper.java
+++ b/src/main/java/com/ping/study/mapper/GamesMapper.java
@@ -27,4 +27,7 @@ public interface GamesMapper {
     Games selectByGameId(String gameId);
 
     List<Games> selectAll();
+
+    //删除所有赛程
+    void deleteAllGames();
 }
diff --git a/src/main/java/com/ping/study/mapper/UrlsMapper.java b/src/main/java/com/ping/study/mapper/UrlsMapper.java
index 344dc76..88d445c 100644
--- a/src/main/java/com/ping/study/mapper/UrlsMapper.java
+++ b/src/main/java/com/ping/study/mapper/UrlsMapper.java
@@ -28,7 +28,12 @@ public interface UrlsMapper {
     int updateByPrimaryKey(Urls record);
     List<String> selectGameIds();
 
-    List<HashMap<String, String>>  selectUrlsListByGameId(String gameId);
+    List<LiveUrl>  selectUrlsListByGameId(String gameId);
 
     void insertUrlsWithGameId(@Param("gameId") String gameId, @Param("list") List<LiveUrl> urls);
+
+    //删除url
+    void deleteUrlById(Integer id);
+    //删除所有url
+    void deleteAllUrls();
 }
diff --git a/src/main/java/com/ping/study/model/vo/live/LiveUrl.java b/src/main/java/com/ping/study/model/vo/live/LiveUrl.java
index 4d52eaa..5f45ce9 100644
--- a/src/main/java/com/ping/study/model/vo/live/LiveUrl.java
+++ b/src/main/java/com/ping/study/model/vo/live/LiveUrl.java
@@ -13,6 +13,7 @@ import lombok.NoArgsConstructor;
 public class LiveUrl {
 
 //    private Integer gameId;
+    private Integer id;
     private String type;
     private String url;
 
diff --git a/src/main/java/com/ping/study/service/GamesService.java b/src/main/java/com/ping/study/service/GamesService.java
index 1ca003f..cd9bb6e 100644
--- a/src/main/java/com/ping/study/service/GamesService.java
+++ b/src/main/java/com/ping/study/service/GamesService.java
@@ -10,4 +10,6 @@ public interface GamesService {
 
     //获取当时比赛赛程
     List<Games> getGames();
+
+    void deleteAllGames();
 }
diff --git a/src/main/java/com/ping/study/service/UrlsService.java b/src/main/java/com/ping/study/service/UrlsService.java
index 883e81c..41b947e 100644
--- a/src/main/java/com/ping/study/service/UrlsService.java
+++ b/src/main/java/com/ping/study/service/UrlsService.java
@@ -11,8 +11,12 @@ public interface UrlsService {
 
 
     //查询当天的直播地址
-    public List<HashMap<String, List<HashMap<String, String>>>> getUrls();
+    public List<HashMap<String, List<LiveUrl>>> getUrls();
 
     //添加直播地址到对应赛事
     public void addUrls(addUrls addUrls);
+
+    public void deleteUrlById(Integer id);
+
+    void deleteAllUrls();
 }
diff --git a/src/main/java/com/ping/study/service/impl/GamesServiceImpl.java b/src/main/java/com/ping/study/service/impl/GamesServiceImpl.java
index a2042e5..eb0f784 100644
--- a/src/main/java/com/ping/study/service/impl/GamesServiceImpl.java
+++ b/src/main/java/com/ping/study/service/impl/GamesServiceImpl.java
@@ -31,4 +31,9 @@ public class GamesServiceImpl implements GamesService {
 
         return gamesMapper.selectAll();
     }
+
+    @Override
+    public void deleteAllGames() {
+        gamesMapper.deleteAllGames();
+    }
 }
diff --git a/src/main/java/com/ping/study/service/impl/UrlsServiceImpl.java b/src/main/java/com/ping/study/service/impl/UrlsServiceImpl.java
index 7ee43a1..9aaef8b 100644
--- a/src/main/java/com/ping/study/service/impl/UrlsServiceImpl.java
+++ b/src/main/java/com/ping/study/service/impl/UrlsServiceImpl.java
@@ -17,12 +17,12 @@ public class UrlsServiceImpl implements UrlsService {
     @Autowired
     private UrlsMapper urlsMapper;
     @Override
-    public List<HashMap<String, List<HashMap<String, String>>>> getUrls() {
-        List<HashMap<String,List<HashMap<String, String>>>> urlsList = new ArrayList<>();
+    public List<HashMap<String, List<LiveUrl>>> getUrls() {
+        List<HashMap<String,List<LiveUrl>>> urlsList = new ArrayList<>();
         List<String> gameIds = urlsMapper.selectGameIds();
         gameIds.forEach(gameId -> {
-            List<HashMap<String, String>> maps = urlsMapper.selectUrlsListByGameId(gameId);
-            HashMap<String, List<HashMap<String, String>>> map = new HashMap<>();
+            List<LiveUrl> maps = urlsMapper.selectUrlsListByGameId(gameId);
+            HashMap<String, List<LiveUrl>> map = new HashMap<>();
             map.put(gameId,maps);
             urlsList.add(map);
         });  // 添加右括号和分号
@@ -34,4 +34,20 @@ public class UrlsServiceImpl implements UrlsService {
         urlsMapper.insertUrlsWithGameId(addUrls.getGameId(), addUrls.getUrls());
     }
 
+    @Override
+    public void deleteUrlById(Integer id) {
+        try {
+            urlsMapper.deleteUrlById(id);
+        }
+        catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
+
+    @Override
+    public void deleteAllUrls() {
+        urlsMapper.deleteAllUrls();
+    }
+
 }
diff --git a/src/main/resources/mapper/GamesMapper.xml b/src/main/resources/mapper/GamesMapper.xml
index c5f8fb6..87795ae 100644
--- a/src/main/resources/mapper/GamesMapper.xml
+++ b/src/main/resources/mapper/GamesMapper.xml
@@ -117,4 +117,7 @@
             <include refid="Base_Column_List" />
             from games
     </select>
+    <delete id="deleteAllGames" >
+        delete from games
+    </delete>
 </mapper>
diff --git a/src/main/resources/mapper/UrlsMapper.xml b/src/main/resources/mapper/UrlsMapper.xml
index be6e8ad..8c8d3a2 100644
--- a/src/main/resources/mapper/UrlsMapper.xml
+++ b/src/main/resources/mapper/UrlsMapper.xml
@@ -77,7 +77,7 @@
     </select>
 
     <select id="selectUrlsListByGameId" resultType="map">
-        select urls.type,urls.url from urls where game_id = #{gameId}
+        select urls.id,urls.type,urls.url from urls where game_id = #{gameId}
     </select>
 
     <insert id="insertUrlsWithGameId">
@@ -88,4 +88,10 @@
             (#{gameId}, #{item.url}, #{item.type})
         </foreach>
     </insert>
+    <delete id="deleteUrlById" parameterType="java.lang.Integer">
+        delete from urls where id = #{id}
+    </delete>
+    <delete id="deleteAllUrls">
+        delete from urls
+    </delete>
 </mapper>