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。
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。
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。
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。
应用推荐