SELECT options refine results As we saw in the last article, the SQL SELECT statement has the widest ... You may need to find out, for example, which companies are represented in your Sales ...

Read this SQL tutorial to learn when to ... so we provide you with information for all vendors — even those that don’t pay us. A simple SELECT statement is the most basic way to query multiple ...

The first suggesiton didn't work because the query always returns 1 row with 1 column, even if the value is blank. The second option, however, worked great. I changed the query to ...