On 11/29/19 4:34 AM, Fabien COELHO wrote:

It seems to me that there is no point to have the variable aset in Command because this structure includes already MetaCommand, so the information is duplicated. [...] Perhaps I am missing something?

Yep. ISTM that you are missing that aset is not an independent meta command like most others but really changes the state of the previous SQL command, so that it needs to be stored into that with some additional fields. This is the same with "gset" which is tagged by a non-null "varprefix".

So I cannot remove the "aset" field.

And I would suggest to change readCommandResponse() to use a MetaCommand in argument.

MetaCommand is not enough: we need varprefix, and then distinguishing between aset and gset. Although this last point can be done with a MetaCommand, ISTM that a bool is_aset is clear and good enough. It is possible to switch if you insist on it, but I do not think it is desirable.

Michael, do you agree with Fabien's comments?

Attached v4 removes an unwanted rebased comment duplication and does minor changes while re-reading the code.

This patch no longer applies: http://cfbot.cputube.org/patch_27_2091.log

CF entry has been updated to Waiting on Author.

Regards,
--
-David
da...@pgmasters.net


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