Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
CKAN
Search
Rae Knowler
February 12, 2015
Programming
0
630
CKAN
An introduction to the open data management system, CKAN.
Rae Knowler
February 12, 2015
Tweet
Share
More Decks by Rae Knowler
See All by Rae Knowler
How do vampires use the internet? An exploration of fandom and technology
bellisk
0
410
Liiptalk__Mental_Health_First_Aid.pdf
bellisk
0
75
Hypothesis: Property-based testing for Python
bellisk
0
73
Python, Locales and Writing Systems - PyCon US, 12th May 2018
bellisk
0
120
Unsafe at Any Speed (PyDays Vienna, 5th May 2018)
bellisk
0
89
Unsafe at Any Speed (PyCon UK, 26th October 2017)
bellisk
1
660
Python, Locales and Writing Systems (PyCon Poland, 18th August 2017)
bellisk
1
120
Python, Locales and Writing Systems (PyCon Italia, 7th April 2017)
bellisk
1
110
Python, Locales and Writing Systems (Swiss Python Summit 2017)
bellisk
0
110
Other Decks in Programming
See All in Programming
デザイナーが Androidエンジニアに 挑戦してみた
874wokiite
0
550
Laravel Boost 超入門
fire_arlo
3
220
Putting The Genie in the Bottle - A Crash Course on running LLMs on Android
iurysza
0
140
今だからこそ入門する Server-Sent Events (SSE)
nearme_tech
PRO
3
250
AIコーディングAgentとの向き合い方
eycjur
0
280
Introducing ReActionView: A new ActionView-compatible ERB Engine @ Rails World 2025, Amsterdam
marcoroth
0
710
Cache Me If You Can
ryunen344
2
3k
go test -json そして testing.T.Attr / Kyoto.go #63
utgwkk
3
310
Android端末で実現するオンデバイスLLM 2025
masayukisuda
1
170
AIを活用し、今後に備えるための技術知識 / Basic Knowledge to Utilize AI
kishida
22
5.9k
時間軸から考えるTerraformを使う理由と留意点
fufuhu
16
4.8k
GitHubとGitLabとAWS CodePipelineでCI/CDを組み比べてみた
satoshi256kbyte
4
250
Featured
See All Featured
A better future with KSS
kneath
239
17k
Become a Pro
speakerdeck
PRO
29
5.5k
Navigating Team Friction
lara
189
15k
Keith and Marios Guide to Fast Websites
keithpitt
411
22k
The Psychology of Web Performance [Beyond Tellerrand 2023]
tammyeverts
49
3k
The Art of Delivering Value - GDevCon NA Keynote
reverentgeek
15
1.7k
Build your cross-platform service in a week with App Engine
jlugia
231
18k
Facilitating Awesome Meetings
lara
55
6.5k
The Pragmatic Product Professional
lauravandoore
36
6.9k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
44
2.5k
Statistics for Hackers
jakevdp
799
220k
The World Runs on Bad Software
bkeepers
PRO
70
11k
Transcript
Rae Knowler Liip Techtalk, 12th February 2015 1
What is CKAN? 2
CKAN is a powerful data management system that makes data
accessible – by providing tools to streamline publishing, sharing, finding and using data. ckan.org/ 3
OGD@Bund (http://opendata.admin.ch) 4
Python backend, JavaScript frontend - Framework: Pylons - ORM: SQLAlchemy
- Database engine: PostgreSQL - Search: Solr - Templates: Jinja2 5 Technical basis
What is Open Data? 6
Data ... 7 - any kind - from governments -
from research and science - from businesses - ...
… that's Open 8 - accessible - free - reusable
/ remixable
The Five Stars of Open Data 9 Tim Berners-Lee (image
source)
10 Andreas Amsler (image source)
Why use CKAN? 11
Well, what happens when you don't? 12 - "If only
we could get the statistics for this…" - "Not another scanned-in PDF!" - "Do you have the hard drive with our results on it? … No, the other hard drive?"
CKAN lets you ... - upload any kind of file
- from anywhere - with a sensible metadata system - track metadata history - publish data, easily - preview it - share it 13
Who uses CKAN? 14
The Natural History Museum, UK (http://www.nhm.ac.uk/research- curation/research/informatics/creating-digital-infrastructure-science/data-portal/index.html) 15
data.gov.uk 16
CKAN features 17
Open Source - No tool lock-in - No need to
rely on the core devs for features - All the other advantages of Open Source! 18
Federation of data sources - Federation of data sources -
Can store data within CKAN itself - Search all the databases! 19
Super searching - Solr for full-text search - Facetted search
- Tags and groups for datasets - Related material 20
Groups and organisations - Organise datasets by source and topic
- Privilege control for users 21
API - RESTful JSON API - Well-documented - All features
of web interface - Access dataset statistics - Get RDF version of the catalogue - CSV / JSON dump of catalogue - ... 22
Plus ... - Responsive design - Data preview - Geospatial
features - Customisable - Extensible 23
CKAN extensions 24
Add comments 25
Google Analytics 26
QA checker (including the 5 stars) 27
Harvesting https://github.com/ckan/ckanext-harvest - Harvest datasets from any CKAN instance -
Basis for further extensions to harvest data from anywhere 28
Harvesting to a local and a central CKAN instance 29
http://extensions.ckan.org/ 30
CKAN at Liip 31
OGD@Bund (http://opendata.admin.ch) 32
Open Data Zürich (https://data.integ.stadt-zuerich.ch/) 33
ORD@CH (http://openresearchdata.ch) 34
The CKAN community 35
The Open Knowledge Foundation - UK-based non-profit organisation - Manages
CKAN development - Employs full-time dev team 36
Everyone else! - Other contributors are welcome - Useful mailing
lists: - https://lists.okfn.org/mailman/listinfo/ckan-dev - https://groups.google.com/forum/#!forum/ckan- global-user-group - Good issues for contribution: - https://github.com/ckan/ckan/labels/Good%20for% 20Contribution 37
CKANCon 2014, Berlin 38
Useful links 39
- http://ckan.org - http://docs.ckan.org/en/latest/ - https://github.com/liip/ckan-vagrant - Vagrant box for
CKAN development 40 Useful Links
Thanks! 41