Haystack + ElasticSearch

Transcript

1. Haystack + ElasticSearch Gilang Chandrasa

2. Django Python PHP ElasticSearch HTML5 Memcache MongoDB Celery NginX Android

   Git MySQL PostgreSQL Gilang Chandrasa CSS3

3. Haystack Why What How

4. A modular search for Django

5. lets you write your search code once and choose the

   search engine you want it to run on

6. lets you write your search code once and choose the

   search engine you want it to run on Solr, Elasticsearch, Whoosh and Xapian

7. pip install django-haystack Step 1 Install Haystack

8. INSTALLED_APPS = [ ... 'haystack', ] HAYSTACK_CONNECTIONS = { 'default':

   { 'ENGINE': '...', }, } Step 2 Configure settings.py

9. class NoteIndex(indexes.SearchIndex, indexes.Indexable): text = indexes.CharField(document=True, use_template=True) author = indexes.CharField(model_attr='user')

   def get_model(self): return Note Step 3 Create search_index.py

10. {{ object.title }} {{ object.user.get_full_name }} {{ object.body }} Step

    4 Create search template

11. Step 5 Install Search Engine Solr Xapian Whoosh ElasticSearch

12. Step 6 Indexing python manage.py rebuild_index

13. Some Advanced Uses Highlighting Autocomplete Boost Rich Content Extraction Spatial

    Search

14. ElasticSearch

15. ElasticSearch distributed real-time search and analytics engine for the cloud

16. real time data real time analytics distributed high availability multi

    tenancy full text search document oriented conflict management schema free restful API apache 2 open source license per operation persistence built on top apache lucene

17. Spatial Search within, dwithin, distance, order_by(‘distance’), polygon

18. location = Point(float(longitude), float(latitude)) SearchQuerySet()\ .dwithin('location', location,D(km=10))\ .distance('location',location)\ .order_by('distance') Search

    places within 10km and order by distance

19. haystacksearch.org elasticsearch.org Further Reading

20. thank you!

21. Gilang Chandrasa twitter.com + github.com @gchandrasa