Spanner

Spanner is a distributed SQL database management and storage service developed by Google. It provides features such as global transactions, high availability, and transactional consistency. Spanner is used by various Google services, including Google Ads and Google Play, as well as by external customers through Google Cloud Platform.

Spanner's business model is based on a pay-as-you-go subscription service, where customers are charged for the amount of storage and processing resources they consume. The service is designed for businesses that require a highly available and scalable database for their applications, such as financial services, gaming, and e-commerce.

Spanner's market is the global cloud database market, which is expected to grow to USD 24.8 billion by 2025. The company's main competitors are other cloud database providers, such as Amazon Web Services (AWS) and Microsoft Azure.

Keywords: distributed SQL, global transactions, high availability, transactional consistency, pay-as-you-go, cloud database, database-as-a-service, financial services, gaming, e-commerce.