if i have the followng drl code: package contrived.example import contrived.example.Event import contrived.example.Fact declare Event @role(event) @expires(10s) end rule "match event with fact" when Fact($id : id) Event (factId==$id) over window:time(15m) from entry-point "Event Stream" then //do nothing end how long should an Event live in memory? 10 seconds or 15 minutes? -- View this message in context: http://drools.46999.n3.nabble.com/CEP-explicit-expires-vs-window-tp302887... Sent from the Drools: User forum mailing list archive at Nabble.com.