Strong in Windows environments, particularly for Microsoft-centric enterprises. Offers competitive features and cloud integration with Azure SQL Database.
PostgreSQL: The leading open-source RDBMS, known for its extensibility, standards compliance, and robust features. Increasingly adopted by enterprises, especially for new applications and cloud deployments.
MySQL: Another widely used open-source RDBMS, popular for web spain phone number list applications and general-purpose use. Owned by Oracle.
IBM Db2: A traditional enterprise RDBMS, particularly strong in mainframe environments.
Amazon Aurora, Google Cloud Spanner, Snowflake (data warehouse), MongoDB Atlas (NoSQL document database). These services offer cloud-native scalability and managed services, often attracting new workloads.
NoSQL Databases: MongoDB, Cassandra, Redis, Neo4j, etc., which compete for specific use cases (e.g., unstructured data, real-time analytics, graph data) where a relational model might not be the best fit.