Before you can start with the actual analysis, you need to combine the four tables into a single table. This single combined table should contain the following columns.

在您可以开始实际分析以前，您需要把这四个表合并成一个单一的表。

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If replication is not possible, you can still populate an associated spatial table using the nickname as the source, and join the two in a combined view.

如果不可能设置复制，那么仍然可以使用昵称作为源来填充相关联的空间表，并在组合视图中联结这两者。

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Budweiser, the biggest brand of all, has only 3.6% of the 1.3 billion-hectolitre world beer market (see table), and the top 20 combined have barely more than a quarter.

ECONOMIST: Beer makers

The cost drag column in our table shows, in boldface, a fund's annual expenses combined with brokerage fees paid to trade its portfolio.

FORBES

Shiffrin's victory is the U.S.'s fourth of the championships -- adding to Ted Ligety's wins in the Super-G, the Giant Slalom and the Super Combined -- and consolidates their place at the top of the medal's table with a total of four gold and one bronze.

CNN: Teen Shiffrin crowned world slalom champion