January 2004
Intermediate to advanced
483 pages
13h 35m
English
Content preview from How to Build a Business Rules Engine
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may wish to examine it in the sample application. Such program code is
possible because of the way that reference data is treated in the Business Rules
Repository. This is discussed in detail in the next chapter.
䊏
No two subtypes within the same table can have the same Discriminator
Column and the same Discriminator Value. An error message appears if the
user tries to define such a duplicate subtype.
䊏
The Value Definition field on the screen will be populated by the system if a
Discriminator Column is chosen that is a key of a lookup-type reference data
table. The reference data table record that corresponds to what is selected in
Discriminator Value is ...
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