[PATCH 4/4] doc/sexp: document range queries.

Subject:[PATCH 4/4] doc/sexp: document range queries.

Date:Sat, 4 Jun 2022 18:53:59 -0300

To:David Bremner ,notmuch@notmuchmail.org

Cc:

From:David Bremner


Give examples for date fields, as these are commonly useful for user
queries.
---
 doc/man7/notmuch-sexp-queries.rst | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/doc/man7/notmuch-sexp-queries.rst b/doc/man7/notmuch-sexp-queries.rst
index 1d7e0ae9..be589f98 100644
--- a/doc/man7/notmuch-sexp-queries.rst
+++ b/doc/man7/notmuch-sexp-queries.rst
@@ -119,6 +119,12 @@ a message has one such attribute, and ``and`` otherwise.
 Term or phrase fields can contain arbitrarily complex queries made up
 from terms, operators, and modifiers, but not other fields.
 
+Range fields take one or two arguments specifying lower and upper
+bounds.  One argument is interpreted as identical upper and lower
+bounds. Either upper or lower bound may be specified as ``""`` or
+``*`` to specify the lowest possible lower bound or highest possible
+upper bound.
+
 .. _field-table:
 
 .. table:: Fields with supported modifiers
@@ -240,6 +246,18 @@ EXAMPLES
 
     Match messages in the given date range with tag unread.
 
+``(and (date 2009-11-18 2009-11-18) (tag unread))``
+
+    Match messages in the given date range with tag unread.
+
+``(and (date 2009-11-18 *) (tag unread))``
+
+    Match messages from 2009-11-18 or later with tag unread.
+
+``(and (date * 2009-11-18) (tag unread))``
+
+    Match messages from 2009-11-18 or earlier with tag unread.
+    
 ``(starts-with prelim)``
 
     Match any words starting with "prelim".
-- 
2.35.2

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