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.

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 ...

The quality of that query plan is wholly dependent on the quality of the cardinality estimates (i.e., an estimate of the number of rows of data involved in an operation), the order of the operations, ...