PayPal is a leading digital payment platform that enables businesses and individuals to send and receive payments securely and conveniently. It offers a range of payment options, including credit cards, debit cards, and bank transfers, and supports transactions in multiple currencies. With millions of active users worldwide, PayPal is a trusted and established platform that provides a safe and reliable payment solution for online transactions. Its platform includes features such as buyer and seller protection, fraud detection, and dispute resolution, which help to ensure a secure and seamless payment experience. PayPal is a convenient and versatile payment platform that supports businesses of all sizes, from startups to enterprise-level companies.

Apache Pinot is a column-oriented, open-source, distributed data store written in Java. Pinot is designed to execute OLAP queries with low latency. It is suited in contexts where fast analytics, such as aggregations, are needed on immutable data, possibly, with real-time data ingestion. The name Pinot comes from the Pinot grape vines that are pressed into liquid that is used to produce a variety of different wines. The founders of the database chose the name as a metaphor for analyzing vast quantities of data from a variety of different file formats or streaming data sources.