例如，一些系统以常规调度加载数据仓库执行数据解压。

For example, some systems perform data extracts for data warehouse loading on a regular schedule.

youdao

在数据被存储之前压缩数据，以及在从外部存储设备读出数据时将数据解压，这都需要使用一定的CPU资源。

A certain amount of CPU resource is used to compress the data before it is stored, and then to decompress the data when it is read from the external storage device.

youdao

从缓冲区解压数据。

Unpack the data from the buffer.

youdao