diff --git a/eladmin-system/src/main/resources/db/migration/V10__add_rating_history.sql b/eladmin-system/src/main/resources/db/migration/V10__add_rating_history.sql
new file mode 100644
index 00000000..5362845d
--- /dev/null
+++ b/eladmin-system/src/main/resources/db/migration/V10__add_rating_history.sql
@@ -0,0 +1,26 @@
+-- Add rating_history table
+CREATE TABLE rating_history
+(
+    id          BIGINT AUTO_INCREMENT PRIMARY KEY,
+    player_id   BIGINT       NOT NULL COMMENT 'Player ID',
+    rate_score  DOUBLE       NULL COMMENT 'Rating score',
+    changes     DOUBLE       NULL COMMENT 'Score changes',
+    create_time TIMESTAMP    NULL COMMENT 'Creation time',
+    match_id    BIGINT       NULL COMMENT 'Match ID',
+    CONSTRAINT fk_rating_history_player FOREIGN KEY (player_id) REFERENCES player (id),
+    CONSTRAINT fk_rating_history_match FOREIGN KEY (match_id) REFERENCES `match` (id)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT 'Rating History';
+
+-- Create index for fast lookup by player and match
+CREATE INDEX idx_rating_history_player ON rating_history (player_id);
+CREATE INDEX idx_rating_history_match ON rating_history (match_id);
+
+-- Update event_organizer table with additional fields
+ALTER TABLE event_organizer
+    ADD COLUMN description VARCHAR(255) NULL COMMENT 'Description',
+ADD COLUMN create_time TIMESTAMP NULL COMMENT 'Creation time',
+ADD COLUMN update_time TIMESTAMP NULL COMMENT 'Update time';
+
+-- Create index for faster lookup by user_id
+CREATE INDEX idx_event_organizer_user ON event_organizer (user_id);
+
diff --git a/sport/src/main/java/com/srr/domain/EventOrganizer.java b/sport/src/main/java/com/srr/domain/EventOrganizer.java
index 9ee6b058..a3d74c51 100644
--- a/sport/src/main/java/com/srr/domain/EventOrganizer.java
+++ b/sport/src/main/java/com/srr/domain/EventOrganizer.java
@@ -64,6 +64,10 @@ public class EventOrganizer implements Serializable {
     @ApiModelProperty(value = "userId")
     private Long userId;
 
+    @ManyToOne
+    @JoinColumn(name = "club_id")
+    private Club club;
+
     public void copy(EventOrganizer source){
         BeanUtil.copyProperties(source, this, CopyOptions.create().setIgnoreNullValue(true));
     }
diff --git a/sport/src/main/java/com/srr/dto/EventOrganizerDto.java b/sport/src/main/java/com/srr/dto/EventOrganizerDto.java
index 4514c154..56faf618 100644
--- a/sport/src/main/java/com/srr/dto/EventOrganizerDto.java
+++ b/sport/src/main/java/com/srr/dto/EventOrganizerDto.java
@@ -33,6 +33,9 @@ public class EventOrganizerDto implements Serializable {
     @ApiModelProperty(value = "id")
     private Long id;
 
+    @ApiModelProperty(value = "Club")
+    private ClubDto club;
+
     @ApiModelProperty(value = "Description")
     private String description;