数据库共享内存：这是数据库全局内存，是在激活数据库或者第一次连接到数据库时分配的。

Database Shared memory: This refers to the database global memory, which is allocated when the database is activated or connected to for the first time.

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然后它循环遍历所有的这些个体数据库并且把他们整合到运行时使用的全局数据库中。

Then it simply loops over all these individual databases and merges them into the global database which is used at runtime.

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创建可见性和可追溯性的一种方法是让所有的建模工具使用一个全局存储库。

One way of creating visibility and traceability is by having all modeling tools use a single global repository.

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