Introduction to Data Aggregation with NoSql Databases: Blog Series Part iii

Concept Four: For map-reduce operations, take advantage of ‘data locality’

In the context of a distributed system data locality describes how it is more expensive to transfer data to the node that knows how to process it rather than taking the computation to the node that holds the data.

 





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Robert Cristian

Robert Cristian

Director of Advanced Technology

Cristian Robert is the Director of the Advanced Technology Group for 3Pillar Global’s Romanian branch. In this position Robert is responsible for driving R&D efforts and advancing the technical expertise of 3Pillar Global. His main interests include software architecture design, reactive systems and functional programming.

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