You will incur the cost of map reduce across all nodes in your cluster anyways. Not sure, you will get enough speed advantage. HBase may help you get close to what you are looking for but that wont be map reduce.
Thanks, Abhishek From: jamal sasha [mailto:[email protected]] Sent: Monday, January 07, 2013 3:21 PM To: [email protected] Subject: Binary Search in map reduce Hi, I have data in json format like: {key:[values.....]} key, values are longints. Now, I want to do a fast lookup of a key. How would I implement a binary search in map reduce abstraction. Or am i not thinking about this correctly? Any suggestions/advices? Thanks
