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PERFORMANCE QUESTIONS

postgres functions: when does IMMUTABLE hurt performance?
postgres functions: when does IMMUTABLE hurt performance?
this will help The problem is that to_timestamp returns timestamp with time zone. If the to_timestamp function is replaced with a "manual" calculation without time zone there is no difference in performance
TAG : performance
Date : November 29 2020, 01:01 AM , By : Mat5i6
How to gauge Excel Calculation speed?
How to gauge Excel Calculation speed?
it helps some times As for the second part, if you use ordinary non-volatile functions then multiple simple formulas could be better for two reasons: On simple recalculations (without rebuilding dependency trees) Excel will calculate only the parts t
TAG : performance
Date : November 26 2020, 01:01 AM , By : Depol
Performance of NewRelic Real User Monitoring
Performance of NewRelic Real User Monitoring
Does that help New Relic real user monitoring (RUM) does not affect the page load time for your users. The 500 ms that you are seeing refers to the amount of time it takes for the RUM data we collected from your app to reach our servers here in the U
TAG : performance
Date : November 25 2020, 07:22 PM , By : Jaanpre
T-SQL - wrong query execution plan behaviour
T-SQL - wrong query execution plan behaviour
I think the issue was by ths following , The scan is there because of the or condition and the outer join against EventPerson788. Either it will return rows from EventPerson when EventPerson.PersonInvolvedID = 37909 or when the there exists rows in E
TAG : performance
Date : November 25 2020, 01:01 AM , By : geekant
Class's operator() or bind a function as a functor?
Class's operator() or bind a function as a functor?
help you fix your problem There are two ways to make a functor (a function that holds a state): , The 3. way is a lambda expression:
TAG : performance
Date : November 25 2020, 01:01 AM , By : Sugondo
is it worth it to convert graphics from jpg to png?
is it worth it to convert graphics from jpg to png?
I hope this helps . It is too late, you've already lost the fidelity. PNG cannot make lost pixels re-appear, that only works in the Law Order crime lab. You also are quite liable to get a PNG that's larger than necessary due to the quantization nois
TAG : performance
Date : November 24 2020, 03:41 PM , By : chetansi nanavati
How to use one big query instead of one by one queries in Yii2 Kartik GridView?
How to use one big query instead of one by one queries in Yii2 Kartik GridView?
it fixes the issue Take a look at eager loading vs lazy loading, like deacs told you. This is the official link: http://www.yiiframework.com/doc-2.0/guide-db-active-record.htmllazy-and-eager-loadingWith datatables you will not solve the issue, you st
TAG : performance
Date : November 22 2020, 10:31 AM , By : Gilberth
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