I am trying to join two databases in an SQL query. Database A has a table with a 5 digit client number and another table with a 5 digit matter number. The other database, B, has a table with one field ...

RIGHT JOIN (or RIGHT OUTER JOIN): It’s the opposite of a LEFT JOIN. It keeps all rows from the right table and matches from ...

You often need data that are stored in separate tables. For example, you may want to produce a report that gets information about flight delays from one table and boarding capacity from another.

Now that you understand the basic structure of a SQL application, let's dissect the basis of information retrieval: the query. For many techies, especially those that focus on systems administration, ...