[Info-vax] improve performance of /EXCLUDE

[Stephen Hoffman]

On 2015-01-28 14:56:45 +0000, Bob Koehler said:

> In article <d29c0792-a507-49c5-b245-35e61860343b at googlegroups.com>, 
> mcleanjoh at gmail.com writes:
>> 
>> I can see that being useful for some things (e.g. searching on a set of 
>>  specific files) but not so much for wider use where the cost-benefit 
>> doesn't  weigh up.
> 
> And a security hole for other things.  There may be data in some files 
> that ust be excluded from pre-indexing.

Or the object labels follow the index metadata around.

Not that I ever particularly want to get into solutions involving 
polyinstantiation.

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