deac/couchrest_model
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

updated word count example

Browse source
This commit is contained in:
Chris Anderson 2009-01-15 15:05:55 -08:00
parent a4144af72d
commit 50f0104173
3 changed files with 11 additions and 32 deletions
Download patch file Download diff file Expand all files Collapse all files

13
examples/word_count/word_count_query.rb
View file

@ -1,22 +1,23 @@
require File.dirname(__FILE__) + '/../../couchrest'
require 'rubygems'
require 'couchrest'
couch = CouchRest.new("http://127.0.0.1:5984")
db = couch.database('word-count-example')
puts "Now that we've parsed all those books into CouchDB, the queries we can run are incredibly flexible."
puts "\nThe simplest query we can run is the total word count for all words in all documents:"
puts db.view('word_count/count').inspect
puts "this will take a few minutes the first time. if it times out, just rerun this script in a few few minutes."
puts db.view('word_count/words').inspect
puts "\nWe can also narrow the query down to just one word, across all documents. Here is the count for 'flight' in all three books:"
word = 'flight'
params = {
:startkey => [word],
:endkey => [word,'Z']
:endkey => [word,{}]
}
puts db.view('word_count/count',params).inspect
puts db.view('word_count/words',params).inspect
puts "\nWe scope the query using startkey and endkey params to take advantage of CouchDB's collation ordering. Here are the params for the last query:"
puts params.inspect
@ -28,7 +29,7 @@ params = {
:key => [word, title]
}
puts db.view('word_count/count',params).inspect
puts db.view('word_count/words',params).inspect
puts "\nHere are the params for 'flight' in the da-vinci book:"