| Hub | 业务键与代理键 |
|---|---|
| Link | 实体间关系 |
| Satellite | 属性与历史 |
| 附加 | hash key、load date、record source |
示例
示例
-- hub_customer(hub_key, cust_id, load_dts, src)
-- link_order_customer(link_key, hub_order, hub_customer, load_dts)
-- sat_customer(hub_key, load_dts, name, level, hashdiff)Data Vault 适合多源整合与快速接入，查询体验则依赖上层维度化加工。