The pushed-down join keys can be used in an index pushdown or a bit-vector push-down.
下推连接键可用于索引下推或位向量下推。
Although December CPI fell a bit from November, inflation is likely to push up again over the next three months.
虽然12月的CPI比11月时略微下降,通货膨胀很有可能在下面三个月中卷土重来。
In a bit-vector pushdown, for each push-down, the database server hashes the keys from the dimension table to create a bit vector, which is shipped to the fact table.
在位向量下推中,对于每次下推,数据库服务器通过散列维度表中的键来创建发送至事实表的位向量。
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