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Apache Accumulo

Apache Accumulo. What is it ? Design Integrity Administration Squirrel. www.semtech-solutions.co.nz info@semtech-solutions.co.nz. Accumulo – What is it ?. A key / value store A column oriented database Based on Google's Big Table Based on Apache Hadoop Apache Zoo Keeper

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Apache Accumulo

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  1. Apache Accumulo • What is it ? • Design • Integrity • Administration • Squirrel www.semtech-solutions.co.nz info@semtech-solutions.co.nz

  2. Accumulo – What is it ? • A key / value store • A column oriented database • Based on Google's Big Table • Based on • Apache Hadoop • Apache Zoo Keeper • Apache Thrift • Written in Java • Licensed by Apache www.semtech-solutions.co.nz info@semtech-solutions.co.nz

  3. Accumulo – Design • Has cell level security via column visibility • Server side programming created via iterators • Table based constraints written in Java • Sharding can be used for parallel doc storage • Large rows can be larger than memory size www.semtech-solutions.co.nz info@semtech-solutions.co.nz

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