diff --git a/src/main/java/com/pt/entity/PeerInfoEntity.java b/src/main/java/com/pt/entity/PeerInfoEntity.java
index 56125cb..e2d89be 100644
--- a/src/main/java/com/pt/entity/PeerInfoEntity.java
+++ b/src/main/java/com/pt/entity/PeerInfoEntity.java
@@ -8,24 +8,26 @@
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+    private long id;
+
+    private String peerId;
 
     private String infoHash;
     private String ip;
     private int port;
-    private String peerId;
+
     private LocalDateTime lastSeen;
 
     // 新增状态字段
     private String status; // "seeding", "downloading", "completed"
-    private boolean isActive; // 是否活跃
+    private int isActive; // 是否活跃
 
     // 下载字段
-    private long uploaded;        // 已上传量
-    private long downloaded;      // 已下载量
-    private long left;            // 剩余下载量
+    private long upload;        // 已上传量
+    private long download;      // 已下载量     // 剩余下载量
 
-    private String username;  // 添加用户名字段
+    @Column(name = "download_left")
+    private long left;
 
     public PeerInfoEntity(String ipAddress, int port, String peerId) {
         this.ip = ipAddress;
@@ -33,21 +35,19 @@
         this.peerId = peerId;
         this.lastSeen = LocalDateTime.now();
         this.status = "downloading"; // 默认状态为下载中
-        this.isActive = true; // 默认活跃状态
-        this.uploaded = 0;
-        this.downloaded = 0;
-        this.left = 0;
+        this.isActive = 1; // 默认活跃状态
+        this.upload = 0;
+        this.download = 0;
     }
 
     public PeerInfoEntity() {
 
     }
 
-    public Long getId() {
+    public long getId() {
         return id;
     }
-
-    public void setId(Long id) {
+    public void setId(long id) {
         this.id = id;
     }
 
@@ -56,27 +56,19 @@
     }
 
     public long getUploaded() {
-        return uploaded;
+        return upload;
     }
 
     public void setUploaded(long uploaded) {
-        this.uploaded = uploaded;
+        this.upload = uploaded;
     }
 
     public long getDownloaded() {
-        return downloaded;
+        return download;
     }
 
     public void setDownloaded(long downloaded) {
-        this.downloaded = downloaded;
-    }
-
-    public long getLeft() {
-        return left;
-    }
-
-    public void setLeft(long left) {
-        this.left = left;
+        this.download = downloaded;
     }
 
     public void setInfoHash(String infoHash) {
@@ -124,19 +116,27 @@
         this.status = status;
     }
 
-    public boolean isActive() {
+    public int isActive() {
         return isActive;
     }
 
-    public void setActive(boolean active) {
+    public void setActive(int active) {
         isActive = active;
     }
 
-    public String getUsername() {
-        return username;
+    public void setIsActive(int isActive) {
+        this.isActive = isActive;
     }
 
-    public void setUsername(String username) {
-        this.username = username;
+    public int getIsActive() {
+        return isActive;
+    }
+
+    public long getLeft() {
+        return left;
+    }
+
+    public void setLeft(long left) {
+        this.left = left;
     }
 }
diff --git a/src/main/java/com/pt/entity/Resource.java b/src/main/java/com/pt/entity/Resource.java
index 0ac7321..073dbbb 100644
--- a/src/main/java/com/pt/entity/Resource.java
+++ b/src/main/java/com/pt/entity/Resource.java
@@ -15,7 +15,6 @@
     private int resourceId;
 
     private String name;
-    private double size;
 
     private LocalDateTime publishTime;
     private String author;
@@ -23,14 +22,12 @@
     private String description;
     private byte[] torrentData;
 
-    private String info_hash;
     public Resource() {
     }
 
-    public Resource(int resourceId, String name, double size, LocalDateTime publishTime, String author) {
+    public Resource(int resourceId, String name, LocalDateTime publishTime, String author) {
         this.resourceId = resourceId;
         this.name = name;
-        this.size = size;
         this.publishTime = publishTime;
         this.author = author;
     }
@@ -47,12 +44,6 @@
     public void setName(String name) {
         this.name = name;
     }
-    public double getSize() {
-        return size;
-    }
-    public void setSize(double size) {
-        this.size = size;
-    }
     public LocalDateTime getPublishTime() {
         return publishTime;
     }
@@ -79,14 +70,6 @@
         this.torrentData = torrentData;
     }
 
-    public String getInfo_hash() {
-        return info_hash;
-    }
-
-    public void setInfo_hash(String info_hash) {
-        this.info_hash = info_hash;
-    }
-
     /*
         * 重写toString方法，将资源信息以JSON字符串形式返回
      */
@@ -95,7 +78,6 @@
         return "{" +
                 "\"resourceId\":" + resourceId +
                 ", \"name\":\"" + name + "\"" +
-                ", \"size\":" + size +
                 ", \"publishTime\":\"" + publishTime + "\"" +
                 ", \"author\":\"" + author + "\"" +
                 ", \"description\":\"" + description + "\"" +