...space Mapping)、选取性投射(Selective Projection)、层创结构(Emergent Structure)和关系压缩(Compression of Vital Relations)进行了分析。从分析中我们发现,这组关系在汉语新词语的意义构建过程中起了非常重要的作用。
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清单5演示如何查询这个视图,从而了解关系和XML数据的压缩分别节省的空间的百分比。
Listing 5 shows how querying this view produces information about the percentage of space saved due to the compression of relational data and XML, respectively.
要处理那个问题,清除无关的普遍化关系,保存并压缩这个概要文件,从而清除旧的已损坏概要文件版本。
To address that issue, remove the extraneous generalization relationship, save and compress the profile to remove older broken profile versions.
压缩:因为XML数据和关系数据存储在一起,因此可以使用DB 2 9中引入的压缩技术对XML数据进行压缩。
Compression: As the XML data is stored along with the relational data, it can be compressed using compression technology introduced in DB2 9.
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