If your business uses relational databases to store data, you may have used a SQL SELECT clause to create new tables from query results. This method won't work in SQL Server, but Microsoft's Trans ...

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 ...

9 best practices for faster SQL queries Retrieve only the columns you need Use CASE instead of UPDATE for conditional column updates Keep large-table queries to a minimum Pre-stage your data ...

Excel displays a table with retrieved records that return as a result of the underlying SQL query of the data source by the Query Wizard. View the SQL query to see how the code retrieves data from ...