From: Jani Nikula <jani@nikula.org>
To: Jameson Graef Rollins <jrollins@finestructure.net>,
	David Bremner <david@tethera.net>, notmuch@notmuchmail.org
Subject: Re: [PATCH] TODO: date range queries - check
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Date: Sun, 09 Dec 2012 00:32:18 +0200
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On Sat, 08 Dec 2012, Jameson Graef Rollins <jrollins@finestructure.net> wrote:
> On Sat, Dec 08 2012, David Bremner <david@tethera.net> wrote:
>> Patch? Concrete wording suggestion?
>
> How about:
>
> It would be nice to not require both endpoints to be specified in date
> searches.  For example it would be nice to be able to say things like
> "date:2009-01-1", to specify a search over a particular day, or
> "since:'1 month' to specify an open-ended range, and have the other
> endpoint be implicit.  To do any of this we're probably going to need to
> break down an write our own parser for the query string rather than
> using Xapian's QueryParser class.

FWIW, this means, in practice:

Make date:<expr> an alias for date:<expr>..<expr>

Make since:<expr> an alias for date:<expr>..

Make until:<expr> an alias for date:..<expr>

We'll either need to write our own query parser or some new features to
upstream Xapian to do any of these.


BR,
Jani.