From 9ac12fc08210beedab7dcd94306d009933fda9b9 Mon Sep 17 00:00:00 2001 From: Michael Paik Date: Wed, 4 Feb 2015 14:49:17 -0500 Subject: [PATCH] DOCS-4776 - minor copyedits --- source/core/sharding-shard-key.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/source/core/sharding-shard-key.txt b/source/core/sharding-shard-key.txt index 93ad081cd1a..6c45ee1b35f 100644 --- a/source/core/sharding-shard-key.txt +++ b/source/core/sharding-shard-key.txt @@ -141,11 +141,11 @@ performance. Query Isolation ``````````````` -The fastest queries in a sharded environment are those that +Generally, the fastest queries in a sharded environment are those that :program:`mongos` will route to a single shard, using the :term:`shard key` and the cluster meta data from the :ref:`config server `. For queries that don't include the shard -key, :program:`mongos` must query all shards, wait for their response +key, :program:`mongos` must query all shards, wait for their responses and then return the result to the application. These "scatter/gather" queries can be long running operations.