This is the blog of the engineering team managing and developing the Database Engine for SQL Server and Azure SQL Database
JSON support in SQL Server 2016+ and Azure SQL Database enables you to combine relational and NoSQL concepts and easily transform relational to semi-structured data and vice-versa. JSON is not a replacement for the exiting relational models, and there are some specific use cases when you should use JSON in SQL Database. In this post… Read more
JSON functionalities that are added in SQL Server 2016 and Azure SQL Database enable application developers to easily expose relational data from database tables and create REST API that will provide data to modern JavaScript single-page applications. In this post you will see how can JSON simplify your REST API development…. Read more
Classic relational databases enable you to create highly normalized data models with schema that might contain a lot of tables. Logical entities are broken into several tables and every complex property of the primary entity (for example, list, array, collection) is placed into separate table. An example of simple Person entity that has many email… Read more
IoT use cases commonly share some patterns in how they ingest, process, and store data. First, these systems need to ingest bursts of data from device sensors of various locales. Next, these systems process and analyze streaming data to derive real-time insights. The data is stored in some persistent storage for further analysis. In the… Read more
Database compatibility level 140 is now the default for new databases created in Azure SQL Database across almost all public regions. As of this writing, there are already 539,903 databases in Azure SQL Database running in compatibility level 140. Questions related to this announcement: Why move to database compatibility level 140? The biggest change is… Read more
SQL Server provides the “optimize for ad hoc workloads” server-scoped option that is used to reduce the memory footprint of single use ad hoc batches and associated plans. When enabled at the SQL Server instance scope, the “optimize for ad hoc workloads” option stores a reduced-memory compiled plan stub on the first execution of an… Read more