Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements. The statements use a SQL string varchar data type, then you execute the ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or the database is slow. In the ...

Query Store (QS): Introduced in SQL Server 2016, QS is similar to an airplane flight recorder with a specific focus on query plans and their performance. QS captures the history of queries, their ...

Even if generative AI hides SQL behind the curtain, it will continue to play a critical role in how we interact with and use data.

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution ...

Due to zero-based counting, indexes 1 and 2 map to the second and third columns in the Player table, which are the handle and the emailAddress. When the code builds and runs, the output is as follows: ...