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Any performance difference (and I doubt there is any) would be insignificant.


Jon Paris

On Aug 18, 2021, at 9:24 AM, Alan Cassidy <cfuture@xxxxxxxxxxx> wrote:

A question about using a data structure key list for record i/o vs. listing the keys in the i/o line.

(1) chain %kds( CustkeysDS ) Custfile ;

--versus-

(2) chain ( CustType : CustNbr ) Custfile ;

I like the #2 syntax better, for showing the actual key value arguments inline, at the sttement itself, as more maintenance-friendly, even if the arguments' field names are from the file itself. I'm mostly wondering if anybody knowss whether there are any performance differences?

--Alan Cassidy

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