Getting Started with Cassandra: Overview
Over the next couple of weeks, we will be posting a 4-part series introduction to Cassandra. This series will take you through all of the basic components of setting up…
Lockdown Solr with IIS as a Reverse Proxy
We’ve been developing rich client-side applications that talk directly to Solr’s HTTP interface from Javascript – requiring a publicly accessible Solr. One concern that you’ll naturally have with Solr…
Advanced Suggest-As-You-Type with Solr
In my previous post, I talked about implementing Search-As-You-Type using Solr. In this post Ill cover a closely related functionality called Suggest-As-You-Type. Heres the use case: A user comes…
Search-As-You-Type with Solr
In my previous post, I talked about implementing Suggest-As-You-Type using Solr. In this post I’ll cover a closely related functionality called Suggest-As-You-Type. Several years back, Google introduced an interesting…
Forget Search, Lets Talk Discovery – A Recap of Enterprise Search Summit
The middle of May saw me road tripping to not just one, but two Enterprise Search Summits to tell some war stories in doing search at scale. I attended…
Build Your Own Lucene Codec!
A Lucene Codec, a bit twiddlers dream! Ive been having a lot of fun hacking on a Lucene Codec lately. My hope is to create a Lucene storage layer…
Searching with hierarchical fields using Solr
In our recent and continuing effort to make the world a better place, we have been working with the illustrious Waldo Jaquith on a project called StateDecoded. Basically, were…
Deploying Elasticsearch to Amazon EC2 with Ansible
Over the past few weeks Ive been working with Elasticsearch. However, what I really have been missing is a good deployment system. Elasticsearch has a chef provisioning tutorial on…
What happened to CharStream/CharReader in Lucene?
A pretty subtle change happened in the transition from Lucene/Solr 3 to 4. The abstract method for CharFilterFactory changed from public CharStream create(CharStream input); to public abstract Reader create(Reader…
Introducing OSCAR! Search your notes no matter where they live!
In our daily adventures on our computers and the Internet, we often find/create notes or documents that we would like to keep for later, that we attempt to organize….
Initial Impressions of Elasticsearch – Flexible Open Source Distributed Search
I’m Jonathan Thompson, a rising 4th year CS major at UVA. This is my first blog post as an intern at OSC, I hope you enjoy it! \n\n While…
How does a search engine work? An educational trek through a Lucene Postings Format
Little did you know, Lucene stores its index on hundreds of Post-It Notes A new feature of Lucene 4 – pluggable codecs – allows for the modification of Lucene’s…