问题描述：
that's just how it is.You can probably design around most of ...
that's just how it is.You can probably design around most of them,but there will probably still be a couple of situations where this is a fact of life.
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上下文是：
Even though you might choose to focus on putting all your rules in the Domain Model,you will still probably end up with some rules in the database.A typical reason for this is efficiency.Some rules are most efficiently checked in the database; that's just how it is.You can probably design around most of them,but there will probably still be a couple of situations where this is
a fact of life.
that's just how it is.You can probably design around most of them,but there will probably still be a couple of situations where this is a fact of life.
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上下文是：
Even though you might choose to focus on putting all your rules in the Domain Model,you will still probably end up with some rules in the database.A typical reason for this is efficiency.Some rules are most efficiently checked in the database; that's just how it is.You can probably design around most of them,but there will probably still be a couple of situations where this is
a fact of life.
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