public void setChatGroupUserUpdateTime(Date chatGroupUserUpdateTime) {
        this.chatGroupUserUpdateTime = chatGroupUserUpdateTime;
    }
This method was generated by MyBatis Generator.
This method sets the value of the database column chat_group_user.chat_group_user_update_time

@param chatGroupUserUpdateTime the value for chat_group_user.chat_group_user_update_time

@mbg.generated
AnyChatServer/src/main/java/org/anychat/model/base/ChatGroupUser.java