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When I heard interesting uses cases of how “Sawzall� is used to hack huge amounts of log data within Google I was thinking about two things. Apache PIG, which is “a platform for analyzing large data sets that consists of a high-level language for expressing data analysis programs, coupled with infrastructure for evaluating these programs. The salient property of Pig programs is that their st
Amazon has published another “Best practices� document. This one covers the almost the entire collection of services. Its biased towards AWS (obviously), but its still one of the best description summary of the various services amazon offers today. Just the diagram above tells a lot about how the various AWS services interact with each other. Here is another small section from the document. AW
Ted Dziuba has a post about “I can’t wait for NoSQL to Die�. The basic argument he makes is that one has to be at the size Google is to really benefit from NoSQL. I think he is missing the point. Here are my observations. This is similar to the argument the traditional DB vendors were making when companies started switching away from the likes of Oracle/DB2 to MySQL. The difference between t
Inside Google, MapReduce is used for 80% of all the data processing needs. That includes indexing web content, running the clustering engine for Google News, generating reports for popular queries (Google Trends), processing satellite imagery , language model processing for statistical machine translation and even mundane tasks like data backup and restore. The other 20% is handled by a lesser kn
Cassandra is the only NOSQL datastore I’m aware of, which is scalable, distributed, self replicating, eventually consistent, schema-less key-value store running on java which doesn’t have a single point of failure. HBase could also match most of these requirements, but Cassandra is easier to manage due to its tiny footprint. The one thing Cassandra doesn’t do today is indexing columns. Lets
Doing development on Chromebook usually means developing online. There are a lot of sites around for that. But with the APIs getting more mature, its just a matter of time before someone builds a kick-ass IDE which runs natively on Chromebooks without network connectivity. One such tool which I’ve been exploring for a last few weeks is from Google and called “Chrome Dev Editor” If you have never b
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