For the purposes of discussion, our chosen index is a three-column index called IX1 created on (COLA, COLB, COLC).

为了便于讨论，我们选择的索引是一个三列索引，名为IX1，在(COLA, COLB, COLC)上创建。

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Over the three-day festival, plus two days for setting up at cleaning up afterwards, Coca-Cola collected five tonnes of cans, 600kg of bottles and 450kg of LIDS that will all be recycled.

在3天的Sonisphere音乐节和之后的2天清尾工作中，可口可乐公司共回收5吨易拉罐，600公斤瓶子和450公斤饮料盖子。

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The American Heart Association recommends consuming no more than 450 calories from sugar sweetened beverages per week (the amount in three cans of cola).

CNN: Is drinking soda really that bad for you?

More than half of those polled who consumed more than three servings of tea, coffee or cola a day complained of stress-related problems.

BBC: Caffeine 'reduces productivity'

The American Heart Association has recommended a consumption goal of no more than 450 kilocalories of sugar-sweetened beverages -- fewer than three 12-ounce cans of carbonated cola -- per week, the report says.

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