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 ...

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.

Demonstrate capability to query data from multiple tables using SQL JOINS. Create and modify database table and index structures. Maintain table data integrity through constraints. Understand how to ...

You can enter an SQL query in the SQL Editor window if you already know the libref or creator, table, and column names that you want to use. The SQL Editor window is a complete editor with the ...