CREATE TABLE IF NOT EXISTS dashboard_cdc_checkpoint (
  service_name varchar(64) NOT NULL,
  binlog_file varchar(255) NOT NULL,
  binlog_pos int unsigned NOT NULL,
  updated_at datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (service_name)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS dashboard_cdc_event_dedup (
  event_key varchar(255) NOT NULL,
  source varchar(128) NOT NULL,
  created_at datetime NOT NULL DEFAULT CURRENT_TIMESTAMP,
  PRIMARY KEY (event_key),
  KEY idx_dashboard_cdc_event_dedup_created (created_at)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS dashboard_cdc_user_country (
  user_id bigint NOT NULL,
  sys_origin varchar(50) NOT NULL,
  country_code varchar(30) NOT NULL,
  country_name varchar(100) NOT NULL,
  is_deleted tinyint(1) NOT NULL DEFAULT 0,
  user_created_at datetime NULL,
  user_updated_at datetime NULL,
  updated_at datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
  PRIMARY KEY (user_id),
  KEY idx_dashboard_cdc_user_country_origin_country (sys_origin, country_code)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;