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structures, each of these components is associated with a database space. The user can use one of the following
formats to make these associations:
Format 1
This format associates multiple components with the same database space, as shown in Figure: Database space
sharing among components. This format reduces the number of database spaces to be used. However, multiple DSIs
can be associated with the database space. When the DSIs are used at the same time, accesses to the database
space can be concentrated.
[Figure: Database space sharing among components]
Format 2
This format associates one component with the multi-database space, as shown in Figure: Multi-database space
components. This format enables a massive database to be built. However, the number of database spaces to be
used increases.
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