Apache Arrow: Read DataFrame With Zero MemoryLast week I saw a tweet from Wes McKinney, probably best known as the creator of the awesome pandas package:
File Format Benchmark - Avro, JSON, ORC & Parquet
This document summarizes a benchmark study of file formats for Hadoop, including Avro, JSON, ORC, and Parquet. It found that ORC with zlib compression generally performed best for full table scans. However, Avro with Snappy compression worked better for datasets with many shared strings. The document recommends experimenting with the benchmarks, as performance can vary based on data characteristic
Engineering Blogs - Ooyala Community
Written by Anupama Shetty 4/13/17 Code coverage as defined by Wikipedia refers to a measure used to describe the degree to which the source code of a program is executed when a particular test suite runs. Thus, serving as a metric to track the percentage of code lines having a corresponding test to validate its functionality. While code coverage itself is not a self sufficient metric and may not a
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What is Apache Parquet?
