Author: Markus Perdrizat

  • The meaning of NoSQL

    If anyone NoSQL solution vendor’s marketing skills stand out, then it’s certainly CouchOne. First the rebranding from CouchIO to CouchOne, then the awareness of the shift in the general perception of NoSQL away from the generic meaning of ‘not (only) SQL’ to meaning ‘Big Data’ solution. In Moving Away from NoSQL: Why Size Matters and Small…

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  • Thought Leaders in the Cloud: Cassandra’s Jonathan Ellis

    The Windows Azure blog has a long and good interview with Jonathan Ellis about Cassandra and a lot of other relevant topics. Take a break to read Thought Leaders in the Cloud: Talking with Jonathan Ellis, Co-Founder of Riptano. When asked about Cassandra vs. RDBMS, this following is interesting: I think relational databases are going to…

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  • Facebook’s New Real-time Messaging System: HBase to Store 135+ Billion Messages a Month

    You’ve likely seen Facebook announcement of it’s new Messaging system. They now also have a blog about The Underlying Technology of Messages. And Todd Hoff is dissecting the blog article and adding some context in Facebook’s New Real-time Messaging System: HBase to Store 135+ Billion Messages a Month. This is just crazy. I wonder how…

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  • Oracle Workload Management, No. 2

    Another one in the series of Oracle Workload Management posts: Workload Management – Based on Execution Times, about a dynamic switching system based on the optimizer’s estimate of the execution time.

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  • NoSQL and Cloud Security

    NoSQL and Cloud Security: it’s in a bad shape, says Jeff Darcy, so pretty much single-user only on firewalled machines. Make sure you know what you’re doing!

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  • Mixpanel Pushes Real-Time Analytics to End Users

    Somebody’s taking Microsoft motto of putting BI into the hands of users to the extreme: Mixpanel Pushes Real-Time Analytics to End Users. The new offering from the analytics startup gives customers the ability to offer real-time data to their users, letting them see who’s commenting on their posts, what the click-through rates are on ads,…

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  • Analytics Pissing Contest

    Aster Data Founder Mayank Bawa is engaging in an analytics pissing contest with Vertica in Sessionize with Style? …Or How a column-only, SQL-only database and lack of MapReduce, will cramp your style!, all that about a mini-series of Vertica blogs, where a Vertica engineer was pointing out perceived flaws of Aster and Teradata. Let’s sit…

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  • NoSQL Foundation Papers Summarized

    At least somebody read through the seminal papers on NoSQL technologies Google BigTable and Amazon Dynamo, and created 18-20 page summary decks to spare us the reading. Check the two decks below. Summary of Google’s Big Table Paper Overview of the Amazon Dynamo Paper

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  • Unix Philosophy in the DB World

    There’s a good article about the Unix philosophy in the DB world from the beginning of the year, remarking the importance of simple and standard protocols for the upcoming breed of NoSQL DBs. I thought this is a good follow-up to last week’s Open Source Databases, so here you go!

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  • Realtime Scalable NoSQL with Yahoo! S4

    There’s movement in the realtime NoSQL world. As GigaOm reports in Yahoo Open-Sources Real-Time MapReduce, Yahoo! is the first to release a large scale implementation of a more realtime oriented NoSQL system (don’t think it’s Hadoop or even MapReduce based), which will allow to query data pretty much as it’s added to the system. Or…

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