SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci;

CREATE TABLE IF NOT EXISTS admin_bd_leader_position_aliases (
  app_code VARCHAR(32) NOT NULL DEFAULT 'lalu' COMMENT '应用编码，用于多租户隔离',
  user_id BIGINT NOT NULL COMMENT 'BD Leader 用户 ID',
  position_alias VARCHAR(64) NOT NULL DEFAULT '' COMMENT '职位别名，用于覆盖 App H5 admin 配置展示名',
  created_by_admin_id BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '创建管理员 ID',
  updated_by_admin_id BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT '更新管理员 ID',
  created_at_ms BIGINT NOT NULL COMMENT '创建时间，UTC epoch ms',
  updated_at_ms BIGINT NOT NULL COMMENT '更新时间，UTC epoch ms',
  PRIMARY KEY (app_code, user_id),
  KEY idx_admin_bd_leader_position_alias_updated (app_code, updated_at_ms)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci COMMENT='BD Leader 职位别名配置表';