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Posted to commits@couchdb.apache.org by de...@apache.org on 2014/03/31 21:46:11 UTC
[17/41] couchdb commit: updated refs/heads/Update-Sidebar-Ui to
c1e1423
Improving misleading example. Do not emit(foo, doc)!
Project: http://git-wip-us.apache.org/repos/asf/couchdb/repo
Commit: http://git-wip-us.apache.org/repos/asf/couchdb/commit/0f7be287
Tree: http://git-wip-us.apache.org/repos/asf/couchdb/tree/0f7be287
Diff: http://git-wip-us.apache.org/repos/asf/couchdb/diff/0f7be287
Branch: refs/heads/Update-Sidebar-Ui
Commit: 0f7be287d6a9358d960beb17b16ad7b5e20bd360
Parents: 0e8c178
Author: Joan Touzet <wo...@apache.org>
Authored: Fri Mar 21 19:44:58 2014 -0400
Committer: Joan Touzet <wo...@apache.org>
Committed: Fri Mar 21 19:44:58 2014 -0400
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share/doc/src/couchapp/views/collation.rst | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
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http://git-wip-us.apache.org/repos/asf/couchdb/blob/0f7be287/share/doc/src/couchapp/views/collation.rst
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diff --git a/share/doc/src/couchapp/views/collation.rst b/share/doc/src/couchapp/views/collation.rst
index 9fa8513..06c4c6d 100644
--- a/share/doc/src/couchapp/views/collation.rst
+++ b/share/doc/src/couchapp/views/collation.rst
@@ -28,7 +28,7 @@ property serves as the key, thus the result will be sorted by ``LastName``:
function(doc) {
if (doc.Type == "customer") {
- emit(doc.LastName, {FirstName: doc.FirstName, Address: doc.Address});
+ emit(doc.LastName, null);
}
}
@@ -49,12 +49,17 @@ associated orders. The values 0 and 1 for the sorting token are arbitrary.
function(doc) {
if (doc.Type == "customer") {
- emit([doc._id, 0], doc);
+ emit([doc._id, 0], null);
} else if (doc.Type == "order") {
- emit([doc.customer_id, 1], doc);
+ emit([doc.customer_id, 1], null);
}
}
+To list a specific customer with ``_id`` XYZ, and all of that customer's orders, limit the startkey and endkey ranges to cover only documents for that customer's ``_id``::
+
+ startkey=["XYZ"]&endkey=["XYZ", {}]
+
+It is not recommended to emit the document itself in the view. Instead, to include the bodies of the documents when requesting the view, request the view with ``?include_docs=true``.
Sorting by Dates
================
@@ -67,14 +72,14 @@ the following emit function would sort by date:
.. code-block:: javascript
- emit(Date.parse(doc.created_at).getTime(), doc);
+ emit(Date.parse(doc.created_at).getTime(), null);
Alternatively, if you use a date format which sorts lexicographically,
such as ``"2013/06/09 13:52:11 +0000"`` you can just
.. code-block:: javascript
- emit(doc.created_at, doc);
+ emit(doc.created_at, null);
and avoid the conversion. As a bonus, this date format is compatible with the
JavaScript date parser, so you can use ``new Date(doc.created_at)`` in your