On Wed, Aug 19, 2015 at 8:00 PM, Nagasharath <sharathrayap...@gmail.com> wrote:
> Trying to evaluate the performance of queries with and without cache

Yeah, so to try and see how much a specific type of query costs, you can use
{!cache=false}

But I've seen some people trying to benchmark the performance of the
*system* with caching disabled, and that's not really a valid way to
go about it.

-Yonik



>> On 18-Aug-2015, at 11:30 am, Yonik Seeley <ysee...@gmail.com> wrote:
>>
>> On Tue, Aug 18, 2015 at 12:23 PM, naga sharathrayapati
>> <sharathrayap...@gmail.com> wrote:
>>> Is it possible to clear the cache through query?
>>>
>>> I need this for performance valuation.
>>
>> No, but you can prevent a query from being cached:
>> q={!cache=false}my query
>>
>> What are you trying to test the performance of exactly?
>> If you think queries will be highly unique, the best way of testing is
>> to make your test queries highly unique (for example, adding a random
>> number in the mix) so that the hit rate on the query cache won't be
>> unrealistically high.
>>
>> -Yonik

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