August 2009
Intermediate to advanced
960 pages
21h 21m
English
Content preview from Oracle SQL By Example
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Chapter 7. Equijoins
So far, you have written SQL statements against a single table. In this chapter, you will learn about joining tables, one of the most important aspects of the SQL language. The equijoin, which is by far the most common form of join, allows you to connect two or more tables. Equijoins are based on equality of values in one or more columns. You will learn about other types of joins in Chapter 10, “Complex Joins.”
Lab 7.1 The Two-Table Join
In this lab, you will join ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.