In a star join plan, the database server pushes down keys from a dimension table to filter the fact table at the same time as it builds the hash table on the dimension table.
星型连接计划中，数据库服务器在维度表中构建散列表的同时从维度表中下推键来过滤事实表。
2
The star schemas require the generation and proper use of primary or foreign keys for the fact and dimension tables.
星型模式要求生成并适当使用事实表和维表的主键或外键。
3
This specialist said one of the keys was to build strong Allies who can help the star rehabilitate his or her image.