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Tag Archives: SQL

Indexing Hadoop: If it’s so simple, how come not everyone’s doing it?

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Is Hadoop really the best thing since sliced bread? You’d probably get this idea, if you have been talking to any of the (proliferating) Hadoop advocates /  vendors. Hadoop and its expanding ecosystem are being touted as the ideal solution to any organization’s data management needs – and admittedly, for good reason. Hadoop offers a […]

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A small step for Impala, a big step for SQL-on-Hadoop. More to come, hopefully.

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Recently Cloudera published the results of a benchmark performed internally, comparing its own SQL-on-Hadoop implementation (Impala) against a carefully selected competition composed of Hive and an undisclosed RDBMS and showing that Impala outperforms both. As Gigaom’s Derrick Harris was quick to point out, beating Hive is not something to write home about as Hive is […]

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Data Modeling for APIs. Part 1: setting the stage

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Part 1: Seting the stage | Part 2: REST and JSON | Part 3: SOAP and XML | Part 4: Linked Data and SPARQL | Part 5: Modeling vs. Meta-Modeling Lately LDO has been engaged in the design of a data model for a project aiming to deliver an API for analytics in the domain […]

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