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Importing large data sets in Rails and Postgres

Posted by Leo D on September 16, 2014 at 3:00pm

writing a json api service in Rails

Posted by Leo D on September 5, 2014 at 5:00pm

Real Time Bidding in Online Advertising

Posted by Joseph Lui on August 11, 2014 at 3:00pm — 2 Comments

Observing Tech in Japan

Posted by Douglas Ching on July 9, 2014 at 11:00am — 7 Comments

Unit-Testing T-SQL Projects

Posted by David Chung on June 19, 2014 at 9:30am — 5 Comments

E-Commerce on Rails: Working with Spree

Posted by Christopher Foo on June 17, 2014 at 6:13pm

Windows App Studio Review

Posted by Douglas Ching on May 16, 2014 at 9:16am — 1 Comment

 

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Ronnie Rose is now a member of TechHui
16 hours ago
Leo D was featured
16 hours ago
Leo D's blog post was featured

Importing large data sets in Rails and Postgres

In one of my recent projects, I needed to import a lot of data from csv files into a database as persisted domain objects in a web application.  This file import functionality wasn't just for application bootstrapping or a one-time legacy data migration, but for a recurring task that allowed the web app to receive updates from a third party vendor.The number of records in each file could reach into the millions, so I knew from the outset that the plain-vanilla method of creating Rails…See More
16 hours ago
Joseph Lui commented on Joseph Lui's blog post Real Time Bidding in Online Advertising
"Lol... how will they know what to sell you then?"
17 hours ago

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