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Article:		Building Enterprise Services with Drools Rule Engine
Subject:		How to deal with the db access in Rule Engine Solution
Date:		2007-03-07 08:39:08
From:		itlogo
Response to: How to deal with the db access in Rule Engine Solution
If I understand your question correctly, here's no reason your actionable classes invoked from the rules engine can't connect to the DB to call the stored procedure for some data it needs. However, if you're talking about having the rules embedded within stored procedures, then that defeats the purpose of having an external rules engine that provides configurability in decision making outside of the application--even outside of the database.

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How to deal with the db access in Rule Engine Solution
2007-03-18 19:17:52 FoxFromChina [View]

The situation is almost in each business rule invoking, it must read the data from the db, you know, the db access effort is large.So I can not use the business rule engine,and use the store procedure.