You instantiate each holder, linking its name to its property file location; as mentioned earlier, in production your ACLHolders and their ACLs would be stored in basic relational tables.

您实例化每个 Holder，将其名称链接到其属性文件的位置；如前所述，在生产中，您的 ACLHolders 及其 ACL 将存储在基本关系表中。

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Establishing background database of main agricultural product safety which based on relational database can provide the essential information and support of crop safety production.

建立基于关系型数据库的农产品安全背景数据库可为安全农产品生产提供重要的辅助依据。

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We study the production reality-data map mechanism, and accomplish the analysis of relational data based on knowledge driven.

研究生产事实-数据分析机制，实现知识驱动的关系数据分析与推理。

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