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 ...

SQL Server allows you to create dynamic SQL statements. ... The following code sets up two variables to create a query string that retrieves a list of customers: ... How to Reindex SQL Tables.

How to Create a Table From Query Results in Microsoft SQL. If your business uses relational databases to store data, you may have used a SQL SELECT clause to create new tables from query results.

settings, linked servers, and general information regarding the other system ... As a general rule, it is not recommended to directly query the system tables in SQL Server; ...

In this two-part series, I'll tell you about some improvements Microsoft is making in SQL Server 2022 to improve cardinality estimates and deal with another common query optimization concern ...

SQL Server 2016 and Azure SQL Database both give you tables that automatically keep track of ... Another query on the Orders table shows that you have, in fact, sold about 1,500 Wibble-Wobbles since ...