diff --git a/src/main/java/com/yupi/springbootinit/model/dto/host/ServerBigBrotherDTO.java b/src/main/java/com/yupi/springbootinit/model/dto/host/ServerBigBrotherDTO.java
index 6287c6b..43a0dfe 100644
--- a/src/main/java/com/yupi/springbootinit/model/dto/host/ServerBigBrotherDTO.java
+++ b/src/main/java/com/yupi/springbootinit/model/dto/host/ServerBigBrotherDTO.java
@@ -103,6 +103,13 @@ public class ServerBigBrotherDTO extends PageRequest implements Serializable {
     @ApiModelProperty(value="租户 Id")
     private Long tenantId;
 
+
+    /**
+     * 创建时间
+     */
+    @ApiModelProperty(value = "创建时间开始(yyyy-MM-dd)", example = "2023-01-01")
+    private Date createTime;
+
     /**
      * 数据插入时间
      */
diff --git a/src/main/resources/mapper/ServerBigBrotherMapper.xml b/src/main/resources/mapper/ServerBigBrotherMapper.xml
index c58d184..8586884 100644
--- a/src/main/resources/mapper/ServerBigBrotherMapper.xml
+++ b/src/main/resources/mapper/ServerBigBrotherMapper.xml
@@ -35,19 +35,19 @@
     select * from 
     server_big_brother sbr left join server_country_info ci ON sbr.region = ci.country_name
     where sbr.tenant_id=#{dto.tenantId}
-    <!--  主播国家筛选    -->
+    <!--  大哥所属国家筛选    -->
     <if test="dto.region!= '' and dto.region != null">
       and ci.country_group_name =#{dto.region,jdbcType=VARCHAR}
     </if>
-    <!--  按照入库时间筛选主播    -->
+    <!--  大哥入库时间筛选    -->
     <if test="dto.createTimeStart != null and dto.createTimeEnd != null">
         and sbr.create_time  BETWEEN #{dto.createTimeStart,jdbcType=TIMESTAMP} and #{dto.createTimeEnd,jdbcType=TIMESTAMP}
     </if>
-    <!--  主播 Id 模糊搜索    -->
+    <!--  大哥 Id 模糊搜索    -->
     <if test="dto.displayId != null and dto.displayId != ''  ">
       and sbr.display_id like concat(#{dto.displayId,jdbcType=VARCHAR},'%')
     </if>
-    <!-- 今日主播金币筛选   -->
+    <!--  大哥打赏金币筛选  -->
     <if test="dto.hostcoinsMin != null  and dto.hostcoinsMax == null and dto.hostcoinsMax != '' ">
       and sbr.hostcoins >=#{dto.hostcoinsMin,jdbcType=INTEGER}
     </if>
@@ -57,7 +57,7 @@
     <if test="dto.hostcoinsMin != null and dto.hostcoinsMax != null " >
       and sbr.hostcoins between #{dto.hostcoinsMin,jdbcType=INTEGER} and #{dto.hostcoinsMax,jdbcType=INTEGER}
     </if>
-    <!--  昨日主播金币筛选  -->
+    <!--  大哥打赏总金币筛选  -->
     <if test="dto.totalGiftCoinsMin != null  and dto.totalGiftCoinsMax == null and dto.totalGiftCoinsMax != ''">
       and sbr.total_gift_coins >=#{dto.totalGiftCoinsMin,jdbcType=INTEGER}
     </if>
@@ -67,7 +67,7 @@
     <if test="dto.totalGiftCoinsMin != null and dto.totalGiftCoinsMax != null " >
       and sbr.total_gift_coins between #{dto.totalGiftCoinsMin,jdbcType=INTEGER} and #{dto.totalGiftCoinsMax,jdbcType=INTEGER}
     </if>
-    <!--    主播粉丝数筛选-->
+    <!--  大哥等级筛选 -->
     <if test="dto.levelMin != null  and dto.levelMax == null  and dto.levelMax != ''">
       and sbr.level >=#{dto.levelMin,jdbcType=INTEGER}
     </if>
@@ -89,15 +89,15 @@
         <if test="dto.sortName == 'createTime' and dto.sort != null">
           sbr.create_time ${dto.sort}
         </if>
-        <!-- 昨日主播金币条件排序  -->
+        <!-- 大哥等级排序  -->
         <if test="dto.sortName == 'level' and dto.sort != null">
           sbr.level ${dto.sort}
         </if>
-        <!-- 主播金币条件排序  -->
+        <!-- 大哥打赏金币排序  -->
         <if test="dto.sortName == 'historicHighCoins' and dto.sort != null">
           sbr.historic_high_coins ${dto.sort}
         </if>
-        <!-- 主播粉丝条件排序  -->
+        <!-- 大哥打赏总金币排序  -->
         <if test="dto.sortName == 'totalGiftCoins' and dto.sort != null">
           sbr.total_gift_coins ${dto.sort}
         </if>