PRR fixes 1

Author: Chris Cho

source/code-snippets/collation/aggregation-collation.js

@@ -1,4 +1,7 @@
-// Retrieve the total matching names, grouped by the first_name field and sorted by using the German phonebook collation
+/*
+  Retrieve the total number of matching names, grouped by the first_name
+  field and sorted by using the German phonebook collation.
+*/
 myColl.aggregate(
   [
     { $group: { "_id": "$first_name", "nameCount": { "$sum": 1 } } },

source/code-snippets/collation/query-index-collation.js

@@ -9,7 +9,6 @@ myColl.find({"year": 1980}, {"collation" : {"locale" : "en_US" }})
 // end query index collation
 
 // start query without index collation
-// no collation specified
 /*
    Retrieve documents that match the "year" value "1980"
    in descending order of the value of the "title" field
@@ -18,7 +17,6 @@ myColl.find({"year": 1980}, {"collation" : {"locale" : "en_US" }})
 myColl.find({"year": 1980})
   .sort({"title": -1});
 
-// collation differs from the one on the index
 /*
    Retrieve documents that match the "year" value "1980"
    in descending order of the value of the "title" field,

source/fundamentals/collations.txt

@@ -156,6 +156,7 @@ The following query uses the index we created:
    :language: javascript
    :start-after: start query index collation
    :end-before: end query index collation
+   :emphasize-lines: 6-7
 
 The following queries **do not** use the index that we created. The first
 query does not include a collation and the second contains a different
@@ -166,6 +167,7 @@ strength value than the collation on the index.
    :start-after: start query without index collation
    :end-before: end query without index collation
 
+
 Collation Query Examples
 ~~~~~~~~~~~~~~~~~~~~~~~~