1. Px-Web API use in INSTAT

2. Table of Contents About PX-Web API PX-Web API use in INSTAT
About Data Visualization Project
Future plans

3. About PX-Web API PxWeb API
A programmatic way to access px-web database
GET Request: metadata about databases, levels, tables, contents and variables of a table
Returns a json format of the metadata
POST Request: post a query for retrieving data from a table
Returns a specified format of the filtered table (json, xml, px, csv.)

4. About PX-Web API
GET Request: API/LANGUAGE/DATABASE- ID/<LEVELS>/TABLE-ID
JSON metadata response
POST Request: Posting a json formatted request to the above url will return a response with the data filtered according to the posted query.
User specified format response

5. PX-Web API GET request Example resoponse of the GET request “/api/en”
[{"dbid":"DST","text":"Statistical database"}]
Example response of the GET request “/api/en/DST/ND”
[{"id":"ND0001","type":"t","text":"Constructions by their type- Riconstructions "},
{"id":"ND0002","type":"t","text":"Dwelling by prefecture by prefectures according to construction permits "},
{"id":"ND0003","type":"t","text":"Number and square meter of building permits issue for new buildings "},
{"id":"ND0004","type":"t","text":"Dwelling by district according to construction permits "},
{"id":"ND0005","type":"t","text":"Value of building permits issued by clients for buildings and civil engineering works "},
{"id":"ND0006","type":"t","text":"Approximate value- New constructions "}]

6. PxWeb API POST request
Example of POST request into the url "
{"query": [{"code": "NivArsim", "selection": {"filter": "all","values": ["*"]}},{"code": "urban_rural", "selection": {"filter": "all","values": ["*"]}},{"code": "Vit", "selection": {"filter": "all", "values": ["*"] }}],"response": { "format": "json" }}:
response
{"columns":[{"code":"NivArsim","text":"Level of Education ","type":"d"},{"code":"urban_rural","text":"urban_rural","type":"d"},{"code":"Vit","t ext":"Year","type":"t"},{"code":"Instat1","text":"Women Percentage","type":"c"}],"comments":[],"data":[{"key":["1","1","2013"],"values":["3. 0"]},{"key":["1","2","2013"],"values":["5.9"]},{"key":["2","1","2013"],"values":["26. 9"]},{"key":["2","2","2013"],"values":["55.0"]},{"key":["3","1","2013"],"values":["46 .9"]},{"key":["3","2","2013"],"values":["33.9"]},{"key":["4","1","2013"],"values":["2 3.2"]},{"key":["4","2","2013"],"values":["5.2"]}]}
4/14/2017

7. PX-Web API use in INSTAT
Programmatic access to our pxweb database
Internal use for our Data Visualization Project
Charts and table data are provided from px web database using pxweb api queries
Users can programmatically access our database for automatic update of figures in their reports
4/14/2017

8. PX-Web API use in INSTAT
Visualization of INSTAT publications

9. About Data Visualization Project
Visual Studio 2013
SQL Server 2012
ASP.net
.Net Framework 4.5
Entity Framework (Database First Model)
LINQ
JQuery
JQPlot
Pivot js

10. About Data Visualization Project
Visualization of INSTAT publications (Tables)
Pivot.js

11. About Data Visualization Project
Visualization of INSTAT publications (Charts)
Jqplot

12. Future plans Visualize main INSTAT publication
Create a loading application to populate the database
Extend the use of the API for other purposes
External users as well

13. Thank You For Your Attention!