SqlCacheDependency with a Data Source Control

SqlCacheDependency with a Data Source Control - SQL 2000

OrderID	CustomerID	OrderDate	Freight	ShipCity
10248	VINET	04/07/1996 00:00:00	32.3800	Reims
10249	TOMSP	05/07/1996 00:00:00	11.6100	Münster
10250	HANAR	08/07/1996 00:00:00	65.8300	Rio de Janeiro

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Source control refreshed its data at 21/08/2008 20:31:30

<system.web>
  <caching>
    <sqlCacheDependency enabled="true" pollTime="75000">
      <databases>
        <add name="nwind-cache"
             connectionStringName="nwind"
             pollTime="500" />
      </databases>
    </sqlCacheDependency>
  </caching>
</system.web>