diff --git a/ruoyi-system/src/main/resources/mapper/system/SysTorrentCommentMapper.xml b/ruoyi-system/src/main/resources/mapper/system/SysTorrentCommentMapper.xml
new file mode 100644
index 0000000..139e0e1
--- /dev/null
+++ b/ruoyi-system/src/main/resources/mapper/system/SysTorrentCommentMapper.xml
@@ -0,0 +1,17 @@
+<?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.ruoyi.system.mapper.SysTorrentCommentMapper">
+    <insert id="insertComment" parameterType="com.ruoyi.system.domain.SysTorrentComment">
+        insert into sys_torrent_comment (torrent_id, user_id, content, parent_id, create_time)
+        values (#{torrentId}, #{userId}, #{content}, #{parentId}, sysdate())
+    </insert>
+    <select id="selectCommentListByTorrentId" resultType="com.ruoyi.system.domain.SysTorrentComment">
+        select comment_id, torrent_id, user_id, content, parent_id, create_time
+        from sys_torrent_comment
+        where torrent_id = #{torrentId}
+        order by create_time desc
+    </select>
+    <delete id="deleteCommentById">
+        delete from sys_torrent_comment where comment_id = #{commentId}
+    </delete>
+</mapper>
\ No newline at end of file