Lazy View's Column Computing - Mailing list pgsql-general

From Avi Weinberg
Subject Lazy View's Column Computing
Date
Msg-id DB9PR07MB7180094FC2775BFD3A61CC0DCBEF9@DB9PR07MB7180.eurprd07.prod.outlook.com
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Responses Re: Lazy View's Column Computing
Re: Lazy View's Column Computing
List pgsql-general

Hi,

 

Is there a way to compute a column in a view only if it is referenced in the query?  I have a view's column that its value is computed by a function.  If in the query that column is not used at all, can Postgres "skip" computing it? 

 

Thanks!  

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