It is also profitable to separate index data from table data.

将索引数据从表数据中分离出来也是有益的。

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Not only do they have a separate index for mobile content, but also it is fairly empty.

他们不仅有一个移动内容单独的索引，而且它是相当的空。

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You should create an index in a separate table space so that if something goes wrong with the index table space, you can easily drop it and then recreate the same indexes.

您应该在单独的一个表空间上创建索引，这样如果索引表空间出现问题，您可以直接删除该表空间，然后重要创建相同的索引。

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Last November Prime Minister David Cameron launched a separate "happiness index" to measure the well-being of UK citizens.

BBC: Well-being survey: Three-quarters satisfied with lives

Meanwhile, the value of land sales in 130 Chinese cities fell 13% in 2011 to 1.86 trillion yuan, with residential land sales plunging 24% to 1.24 trillion yuan last year, China Real Estate Index System said in a separate note earlier.

WSJ: China Home Prices Fall Again

Later this month, the Department of Enterprise will begin publishing a composite economic index which will effectively produce a separate gross domestic product (GDP) figure for Northern Ireland.

BBC: Unemployment: Mixed picture for NI jobless figures