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Ramesh Gangineni
Ramesh Gangineni

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Jan 6, 2021

Adaptive Query Execution(AQE) in Spark 3.0

Spark 3.0 released while ago. A bunch of new features are added in this new version of spark. One of the interesting features added is Adaptive Query Execution. Let’s look into AQE optimizations in this post. Dynamic Join Strategy Handling Skew Data Adaptive shuffle partitions Let’s look into each feature…

Apache Spark

2 min read


Sep 16, 2019

Apache Presto

Ever thought of joining a table in SQL Server with a table in MySql or a table in RDBMS with a table in NoSQL. That’s strange requirement and can we do it??? Yes. We can, using presto. What is Presto: Apache Presto is a distributed parallel query execution engine, optimised for low latency…

Big Data

4 min read

Ramesh Gangineni

Ramesh Gangineni

Data Engineer

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