Merge pull request #167 from fdosani/master

Adding in DataComPy

README.md

@@ -5,6 +5,7 @@
 ## Contents
 
 - [Databases](#databases)
+- [Data Comparison](#data-comparison)
 - [Data Ingestion](#data-ingestion)
 - [File System](#file-system)
 - [Serialization format](#serialization-format)
@@ -96,6 +97,10 @@
   - [Snappydata](https://github.com/SnappyDataInc/snappydata) - SnappyData: OLTP + OLAP Database built on Apache Spark.
   - [TimescaleDB](https://www.timescale.com/) - Built as an extension on top of PostgreSQL, TimescaleDB is a time-series SQL database providing fast analytics, scalability, with automated data management on a proven storage engine.
 
+## Data Comparison
+
+- [datacompy](https://github.com/capitalone/datacompy) - DataComPy is a Python library that facilitates the comparison of two DataFrames in pandas, Polars, Spark and more. The library goes beyond basic equality checks by providing detailed insights into discrepancies at both row and column levels. 
+
 ## Data Ingestion
 
 - [Kafka](https://kafka.apache.org/) - Publish-subscribe messaging rethought as a distributed commit log.