<div dir="ltr"><div>Hi Andreas,<br></div>It's already the case: see format_date<br></div><div class="gmail_extra"><br><div class="gmail_quote">2018-02-23 13:34 GMT+01:00 Andreas Neumann <span dir="ltr"><<a href="mailto:a.neumann@carto.net" target="_blank">a.neumann@carto.net</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  

    
  
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    <p>Hi,</p>
    <p>I noticed that some expressions could belong to multiple categories:</p>
    <p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px">One such example is 

<span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';font-weight:600;color:#0a6099">collect</span><span style="font-family:'Hack';color:#000000">(</span><span style="font-family:'monospace';font-style:italic;color:#bf0c0c">expression</span><span style="font-family:'Hack';color:#000000">, </span><span style="font-family:'monospace';font-style:italic;color:#bf0c0c">group_by</span><span style="font-family:'Hack';color:#000000">, </span><span style="font-family:'monospace';font-style:italic;color:#bf0c0c">filter</span><span style="font-family:'Hack';color:#000000">)</span></p>
    <p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Hack';color:#000000">
</span><span style="font-family:'Hack';color:#000000"></span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">Returns the multipart geometry of aggregated geometries from an expression.</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">
</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">For now, it resides in the "Aggregates" category, but just as well it could reside in the "Geometry" category. Most likely, there are other expression functions that might reside in multiple categories.</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">
</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">Question: should we in the future allow that an expression belongs to multiple categories?</span></p><span class="HOEnZb"><font color="#888888"><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">
</span></p><p style="margin-top:0px;margin-bottom:0px;margin-left:0px;margin-right:0px;text-indent:0px"><span style="font-family:'Lato,Ubuntu,Lucida Grande,Segoe UI,Arial,sans-serif';color:#000000">Andreas
</span></p></font></span><span style="font-family:'Hack';color:#000000"></span><span style="font-family:'Hack';color:#000000"></span><span style="font-family:'Hack';color:#000000"></span><span style="font-family:'Hack';color:#000000"></span><span style="font-family:'Hack';color:#000000"></span><p></p>
    <p>
</p>
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