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2014-08-07 Sandro Santilli wrote:<br />
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On Wed, Aug 06, 2014 at 07:04:34PM +0200, Nicklas Avén wrote:<br />
>> On on., 2014-08-06 at 18:40 +0200, Sandro Santilli wrote:<br />
>> > Nicklas, I was looking at ST_AsTWKB_agg but I think it's broken.<br />
>> > Why would otherwise the output of ST_AsTWKB_agg be smaller than<br />
>> > the output of ST_AsTWKB ?<br />
>> <br />
>> It is possible because the aggregate version uses delta values between<br />
>> the points which often gives smaller values to store. <br />
><br />
>Is there no separator between records in the output of the aggregator ?<br />
>How's it different from collecting the geometries and passing the<br />
>collection to ST_AsTWKB ?<br />
>
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<div>The differnce is that by using ST_AsTWKBagg you won't loose the individual id:s.</div>
<div>If you use ST_Collect it will just be a collection.</div>
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<div>/Nicklas</div>
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>--strk; <br />
><br />
> () ASCII ribbon campaign -- Keep it simple !<br />
> /\ http://strk.keybit.net/rants/ascii_mails.txt <br />
><br />
>
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