These Azure database services are designed to support various data models, from relational databases to NoSQL databases, and they provide scalability, reliability, and security in the cloud. Here are some key Azure database services:

1. Azure SQL Database: Azure SQL Database is a fully managed relational database service based on Microsoft SQL Server. It offers features like automatic backups, high availability, and elastic scaling to meet the needs of modern web and business applications.

2. Azure Cosmos DB: Azure Cosmos DB is a globally distributed, multi-model database service that supports document, key-value, graph, and column-family data models. It offers global distribution, low-latency access, and automatic scaling.

3. Azure Database for PostgreSQL: Azure Database for PostgreSQL is a managed database service for PostgreSQL, an open-source relational database. It provides high availability, security, and scalability for PostgreSQL workloads.

4. Azure Database for MySQL: Similar to PostgreSQL, Azure Database for MySQL is a managed database service for MySQL, offering features like automated backups, scaling, and security enhancements.

5. Azure Database for MariaDB: Azure Database for MariaDB is a managed database service for MariaDB, a popular open-source relational database. It provides high availability, automated backups, and monitoring.

6. Azure Cache for Redis: Azure Cache for Redis is a fully managed, in-memory data store based on the open-source Redis. It is used for caching and improving the performance of applications that require fast data retrieval.

7. Azure Table Storage: Azure Table Storage is a NoSQL data store for semi-structured data. It is suitable for storing large amounts of structured and semi-structured data, such as logs and IoT telemetry.

8. Azure Blob Storage: While not a traditional database, Azure Blob Storage is a highly scalable object storage service for unstructured data, including documents, images, videos, and backups.

9. Azure Synapse Analytics: Formerly known as Azure SQL Data Warehouse, Azure Synapse Analytics is a fully managed analytics service that combines data warehousing and big data analytics. It allows you to analyze large volumes of data using SQL queries and data integration.

10. Azure Data Lake Storage: Azure Data Lake Storage is a scalable and secure data lake solution that allows you to store and analyze large amounts of data. It integrates with analytics services like Azure Databricks and Azure HDInsight.

11. Azure HDInsight: Azure HDInsight is a managed big data service that supports various open-source big data technologies, such as Hadoop, Spark, and HBase. It is used for processing and analyzing large datasets.

12. Azure Time Series Insights: Azure Time Series Insights is a fully managed analytics service for IoT data. It allows you to store, query, and visualize time-series data generated by IoT devices.