For this, you need to keep a log; bulk load and import programs often log to a file, but inside the database you need to use a table.

为此，需要维护一个日志；批量装载和导入程序常常将日志写入一个文件，但是在数据库中需要使用一个表。

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The dry-bulk market was also tiny until 2003, when rates took off as China began to import huge volumes of raw materials and rising freight costs became a bigger slice of commodity prices.

干散货市场过去也很低迷，直到2003年，随着中国进口了大量原材料，以及物价随运费支出的上升而上涨，干散货所占的比例开始提高。

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The results of changing the import process to use a bulk upload are fairly dramatic: the upload process for 6000 rows dropped in time from several minutes to several seconds.

更改导入过程以使用批量上载的成效显著：对于6000行数据的上载过程，时间从几分钟缩短到几秒钟。

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It doesn't have to import the bulk of its food, and when demand for agricultural commodities rises as incomes rise, Brazil is ready as the world's leading sugar, coffee, beef and chicken exporter.

FORBES: Resource Drivers

Even though Nigeria is such a big oil producer, for instance, its few refineries are so old and inefficient that it now has to import the bulk of its petrol and kerosene, a huge extra cost to business.

ECONOMIST: Nigeria

Import prices for miscellaneous manufactured articles, from which China derives the bulk of its trade surplus with the U.S., are still declining, despite the weaker dollar.

FORBES: Magazine Article