Changes to default search options

[Gervase Markham]

Joel Peshkin wrote:
> Gervase Markham wrote:
> 
>> <snip>
>> - Default email searches to "exact match"
>>   http://bugzilla.mozilla.org/show_bug.cgi?id=173567
>>   Exact match searches are far less resource-intensive, and evidence
>>   from the logs shows that people are typing in full email addresses
>>   and doing substring searches, which is silly. If we default to exact,
>>   and they type in a substring and search, they get Zarro, quickly,
>>   and adjust their parameters. Better that than the other way round.
>> <snip>
> 
> Perhaps the system should first search for users matching the string and 
> then do the bug search for userid IN (list).

That's quite a good idea; except that I suspect the performance would 
suck if the list was large. We could do this to eliminate some of the 
JOINs, though - that might speed things up.

Gerv