These theorems is the basis and guideline for constructing and verifying the weak derivation set according to the invertibilrty of attribute mapping, thus improves the basic theories of data lineage tracing.
这些定理为作者根据属性映射的可逆性构造和验证弱起源集提供了基本依据和指导思想,丰富了数据志跟踪的基本理论。
参考来源 - 数据仓库中数据志跟踪的理论与方法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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