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From Ted Dunning <ted.dunn...@gmail.com>
Subject Re: About Stream SQL
Date Sat, 06 Feb 2016 01:18:01 GMT
On Fri, Feb 5, 2016 at 5:10 PM, Julian Hyde <jhyde@apache.org> wrote:

> Yes, watermarks, absolutely. The "to do" list has "punctuation", which
> is the same thing. (Actually, I prefer to call it "rowtime bound"
> because it is feels more like a dynamic constraint than a piece of
> data, but the literature[1] calls them punctuation.)
>

Some of the literature calls them punctuation, other literature [1] calls
them watermarks.

[1] http://www.vldb.org/pvldb/vol8/p1792-Akidau.pdf

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