[rules-users] Collect from

[techy]

Please someone help me on this.

techy wrote:
> 
> I would like to collect All Foo() for which there is no Bar() as given
> below.Please help me on this. 
> Thanks.
> 
> //psedo rule
> rule 'test'
> list : from collect( Foo(fooId: id) and not Bar(id !=fooId))
> then
> //do conseq
> end
> 

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