A join combines two or more tables side by side. If you do not specify how to join the tables, you get a Cartesian product. This means that SQL combines each row from the first table with every row ...

The LEFTTAB and RIGHTTAB tables are used to illustrate this type of join: The following example joins the LEFTTAB and RIGHTTAB tables to get the Cartesian product of the two tables. The Cartesian ...

When you execute a query using the LEFT JOIN syntax, SQL does two things: It returns all of the records from both tables that contain matching values, as defined by the ON clause.

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 ...

SQL views make accessing multiple data types and storing complex queries easier whereas materialized views can help you improve efficiency and boost performance.

I am trying to write a select statement that joins two tables from different databases on my SQL server. The issue is that the two databases are different collation types. DataBaseA is collation ...