YQL: Master of Mix

Hello!!IIT Madras

Mixing is amazing!!

Mix Chemicals

Classic result of mixing

Classic result of mixing

Steel

Mix Drinks

Mix Music

DATA

DATA

I am Markandey Singh{JavaScript Hacker}

I work at Yahoo!

YQL is Fun….

YQL is Yahoo! Query Language

YQL is a

web service which works on SQL like syntax

On Webinformation is not structured

YQL makes easy to access unstructured

data

THIS IS YQL CONSOLE

SELECT A TABLE

SEE QUERY HERE

OUTPUT

TAKE AWAY QUERY URL

URL output

http://query.yahooapis.com/{query}

URL output

http://query.yahooapis.com/{query}

<xml>

</xml>

URL output

http://query.yahooapis.com/{query}

<xml>

</xml>

{ “json”:”json”}

JSON

{ “name”: “markandey”}

JSON with callback

foo ({ “name”: “markandey”});

YQL Console Demo

Lets see with example

Select * from

interestingness

select * from flickr.photos.interestingness(20) where api_key='0fbb2b721757f77a6a9d038f4649a2b'

select * from flickr.photos.interestingness(20) where api_key='0fbb2b721757f77a6a9d038f4649a2b'

<img src=“//farm{farm-id}.staticflickr.com/{server-id}/{id}_{secret}.jpg“>

select * from flickr.photos.interestingness(20) where api_key='0fbb2b721757f77a6a9d038f4649a2b'

Here is the code

This is what you get

http://bit.ly/yqlflickr

Flickr Demo

$session = curl_init($yql_query_url); curl_setopt($session, CURLOPT_RETURNTRANSFER,true); $json = curl_exec($session);

YQL With PHP

YUI().use('yql', function(Y) {

Y.YQL('select * from weather.forecast where location=90210', function(r) { //r now contains the result of the YQL Query //use the YQL Developer console to learn //what data is coming back in this object //and how that data is structured. });

});

YQL With YUI

YQL has many Yahoo! and non-yahoo tables

Page Scraping

Page Scraping URL

Page Scraping URL

XPATH

Page Scraping

select * from html where url=“------"

and xpath=“--------”;

Your site!!

select * from html where url=“http://www.iitm.ac.in/csdept"

and xpath=“……..”;

URL

select * from html where url=“http://www.iitm.ac.in/csdept"

and

xpath=“//div[@id="content"]/div/table[3]”;

XPATH

ChromYQLipchromy-clip

YQL console demoPage scraping

This is what You get

http://bit.ly/searchiitm

Search demo

Content Analysis with YQL

http://bit.ly/yqlcap

Picture me

http://bit.ly/pikme

What else YQL can do????

You can create your own table

Read more bit.ly/yqlODT

My random hello!! table

Table Demo

Store Secret on YQL

YQL hosted storage

insert into yql.storage.admin

(name, value) values (“value-name”,”value")

Store Secret on YQL

YQL hosted storage

Store Secret on YQL

YQL hosted storage

execute select update

Keys Demo

You Can Also Access Google Spreadsheet

via YQL

You need to publish spreadsheet to the web

You need to publish spreadsheet to the web

https://docs.google.com/spreadsheet/pub?key=0AgGxPO1AxEhldFZDNzAzQldLSGp2MzVGVXdlUnIxeUE&output=html

You need to publish spreadsheet to the web

https://docs.google.com/spreadsheet/pub?key=0AgGxPO1AxEhldFZDNzAzQldLSGp2MzVGVXdlUnIxeUE&output=CSV

You need to publish spreadsheet to the web

https://docs.google.com/spreadsheet/pub?key=0AgGxPO1AxEhldFZDNzAzQldLSGp2MzVGVXdlUnIxeUE&output=CSV

select * from csv where url=’….'

Siri vs fake

Siri Demo

2 More Things

Foo

http://bit.ly/foocode

Foo Demo

CodeFoo plugin for Sublime Text 2

http://bit.ly/codefoo2

Codefoo demo

Reach me

@markandey