Create an expression that performs an inner equi-join on the ID columns in the two result sets by clicking the... button or by specifying it manually.
通过单击…按钮或手动指定,创建一个表达式,该表达式执行两个结果集中的id列上的内部相等连接。
The join between the fact table and any dimension table is an equi-join, which makes a hash join possible.
事实表和任何维度表之间的连接都是等值连接,这使得散列连接成为可能。
Now, you should perform the EQUI-JOIN operation once again.
现在,您应该再次执行EQUI - JOIN操作。
Now suppose you have to perform an 'EQUI-JOIN' operation on all the three tables.
现在假设要在这3个表上执行一个'EQUI - JOIN'操作。
Now suppose you have to perform an 'EQUI-JOIN' operation on all the three tables.
现在假设要在这3个表上执行一个'EQUI - JOIN'操作。
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