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<body class='hmmessage'><div dir='ltr'>I'd agree with Eduard, although it's probably too late to change behavior now. Maybe for data.table.2? Eduard's proposal seems more closely aligned with SQL behavior as well (SELECT/JOIN, then GROUP, but only if requested).<br><br>S.<br><br><div><div id="SkyDrivePlaceholder"></div>> Date: Mon, 22 Apr 2013 08:17:59 -0700<br>> From: eduard.antonyan@gmail.com<br>> To: datatable-help@lists.r-forge.r-project.org<br>> Subject: Re: [datatable-help] changing data.table by-without-by syntax to require a "by"<br>> <br>> I think you're missing the point Michael. Just because it's possible to do it<br>> the way it's done now, doesn't mean that's the best way, as I've tried to<br>> argue in the OP. I don't think you've addressed the issue of unnecessary<br>> complexity pointed out in OP.<br>> <br>> <br>> <br>> --<br>> View this message in context: http://r.789695.n4.nabble.com/changing-data-table-by-without-by-syntax-to-require-a-by-tp4664770p4664990.html<br>> Sent from the datatable-help mailing list archive at Nabble.com.<br>> _______________________________________________<br>> datatable-help mailing list<br>> datatable-help@lists.r-forge.r-project.org<br>> https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help<br></div> </div></body>
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