Glossary

Apache Parquet is an open source columnar data file format that supports different encoding and compression schemes to optimize it for efficient data storage and retrieval in bulk.

Anomaly detection is the process of finding data points that are outliers from the rest of a data set.

Apache Arrow a language-agnostic software framework for developing data analytics applications that process columnar data. It contains a standardized column-oriented memory format that is able to represent flat and hierarchical data for efficient analytic operations.

CAP theorem is a computer science theory related to the tradeoffs involved with designing distributed databases

OPC UA is a cross-platform standard for moving data between sensors and cloud applications

Prometheus stores four metric types for monitoring needs: counters, gauges, histograms, and summaries.