Articles by tomaztsql

Advent of 2021, Day 2 – Installing Apache Spark

December 2, 2021 | tomaztsql

Series of Apache Spark posts: Dec 01: What is Apache Spark Today, we will look into installing Apache Spark. Spark is cross-platform software and therefore, we will look into installing it on both Windows and MacOS. Windows Installing Apache Spark on…Read more ›
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Advent of 2021, Day 1 – What is Apache Spark?

December 1, 2021 | tomaztsql

Apache Spark is an open-source unified analytics engine for large-scale data processing. It provides an interface for programming entire clusters with implicit data parallelism and fault tolerance. Originally it was developed at the Berkeley’s AMPLab, and later donated to the…Read more ›
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Using SQL for R data.frames with sqldf

April 27, 2021 | tomaztsql

There are many R packages for querying SQL Databases. Recently, I was looking into sqldf package | CRAN documentation. There are so many great advantages (simple running SQL statements, creating, loading, deleteing data to data.frames, connectivity to many databases, support…Read more › [Read more...]
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