Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Part of the SQL Server 2022 blog series. The main difference between tempdb and other databases is the workload. With tempdb we are constantly creating and destroying objects such as temp tables. This ...

The CSU 44D01 project is to develop an ER Model for information to be represented for an application of your OWN choice and implement it as a MySQL database. The project submission will be a report ...

SQL Server's OpenJson function will let you dismantle JSON structures into relational tables, including tables with foreign/primary key relationships. As I noted in an earlier column, JSON is great ...

Here's how you can use SQL Server's OpenJson function to dismantle JSON structures into relational tables targeting either transactional systems or data warehouses. JSON is great for moving data ...

Is your feature request related to a problem? Please describe. I have a huge table which contains historical data identified by date. I need to generate a txt/csv file everyday which will contain ...

Microsoft announced the general availability of SQL Server 2019 and SQL Server Big Data Clusters at its Ignite conference on Monday. SQL Server 2019 builds on intelligent query processing features ...