From: David Bremner Date: Sun, 18 Jan 2015 12:59:30 +0000 (+0100) Subject: [PATCH 2/3] doc: add material on stemming and wildcards X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=e22b0a55231080f0562126e73d453566430a435e;p=notmuch-archives.git [PATCH 2/3] doc: add material on stemming and wildcards --- diff --git a/e5/466ce930a7502c4fceaec2fad4e979d2a7cfa4 b/e5/466ce930a7502c4fceaec2fad4e979d2a7cfa4 new file mode 100644 index 000000000..91356805e --- /dev/null +++ b/e5/466ce930a7502c4fceaec2fad4e979d2a7cfa4 @@ -0,0 +1,100 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id 3F7B1431FB6 + for ; Sun, 18 Jan 2015 05:39:09 -0800 (PST) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: 2.438 +X-Spam-Level: ** +X-Spam-Status: No, score=2.438 tagged_above=-999 required=5 + tests=[DNS_FROM_AHBL_RHSBL=2.438] autolearn=disabled +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id IlsZc2NqktAP for ; + Sun, 18 Jan 2015 05:39:04 -0800 (PST) +X-Greylist: delayed 2234 seconds by postgrey-1.32 at olra; + Sun, 18 Jan 2015 05:39:03 PST +Received: from mx.xen14.node3324.gplhost.com (gitolite.debian.net + [87.98.215.224]) + (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) + (No client certificate requested) + by olra.theworths.org (Postfix) with ESMTPS id AA7F9431FAF + for ; Sun, 18 Jan 2015 05:39:03 -0800 (PST) +Received: from remotemail by mx.xen14.node3324.gplhost.com with local (Exim + 4.80) (envelope-from ) + id 1YCpSi-0006b8-NT; Sun, 18 Jan 2015 13:00:16 +0000 +Received: (nullmailer pid 29994 invoked by uid 1000); Sun, 18 Jan 2015 + 12:59:36 -0000 +From: David Bremner +To: Jani Nikula , David Bremner , + notmuch@notmuchmail.org +Subject: [PATCH 2/3] doc: add material on stemming and wildcards +Date: Sun, 18 Jan 2015 13:59:30 +0100 +Message-Id: <1421585971-29949-2-git-send-email-david@tethera.net> +X-Mailer: git-send-email 2.1.4 +In-Reply-To: <1421585971-29949-1-git-send-email-david@tethera.net> +References: <87h9vojsa0.fsf@nikula.org> + <1421585971-29949-1-git-send-email-david@tethera.net> +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Sun, 18 Jan 2015 13:39:10 -0000 + +This is lightly massaged from the searching page on the wiki. +--- + doc/man7/notmuch-search-terms.rst | 28 ++++++++++++++++++++++++++++ + 1 file changed, 28 insertions(+) + +diff --git a/doc/man7/notmuch-search-terms.rst b/doc/man7/notmuch-search-terms.rst +index 52f6804..3b27053 100644 +--- a/doc/man7/notmuch-search-terms.rst ++++ b/doc/man7/notmuch-search-terms.rst +@@ -129,6 +129,34 @@ operators, but will have to be protected from interpretation by the + shell, (such as by putting quotation marks around any parenthesized + expression). + ++Stemming ++-------- ++ ++**Stemming** in notmuch means is that these searches ++ ++:: ++ ++ notmuch search detailed ++ notmuch search details ++ notmuch search detail ++ ++will all return identical results, because Xapian first "reduces" the ++term to the common stem (here 'detail') and then performs the search. ++ ++There are two ways to turn this off: a search for a capitalized word ++will be performed unstemmed, so that one can search for "John" and not ++get results for "Johnson"; phrase searches are also unstemmed (see ++below for details). Stemming is currently only supported for ++English. Words in other languages will be performed unstemmed unless ++somebody teaches Xapian how to perform stemming for that language. ++ ++Wildcards ++--------- ++ ++It is possible to use a trailing '\*' as a wildcard. A search for ++'wildc\*' will match 'wildcard', 'wildcat', etc. ++ ++ + Boolean and Probabilistic Prefixes + ---------------------------------- + +-- +2.1.4 +