-- +goose Up

ALTER TABLE users
  ADD COLUMN distribution_site_id BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '归属分销站点ID (0=主站)' AFTER register_track_code,
  ADD KEY idx_users_distribution_site_id (distribution_site_id);

-- +goose Down

ALTER TABLE users
  DROP KEY idx_users_distribution_site_id,
  DROP COLUMN distribution_site_id;