Benny Chow

Principal Software Engineer, Dremio

Benny leads development on Dremio’s SQL query acceleration technology which is based on materialized views and algorithms for relational query tree matching and cost based optimization. He has over 20 years of experience developing business intelligence software including business analytics, data analytics and data integration technologies.

Benny Chow's Articles and Resources

Subsurface Session

Delivering the Fastest Time to Analytic Insight with Dremio Reflections

One of the hallmarks of the Dremio Unified Analytics Platform is Dremio’s innovative SQL query acceleration technology, Reflections. A Reflection is an optimized relational cache of source data that can be used to speed-up data processing by 10 to 100x.…

Blog Post

Dremio Blog: Iceberg Reflections Optimization

Dremio maintains physically optimized representations of source data known as Data Reflections. It can be thought of as a hybrid between materialized views and indexes. This way, Dremio’s query optimizer can accelerate a query by utilizing one or more reflections to partially or entirely satisfy a query, rather than processing the raw data in the […]

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