October 2002
Beginner
864 pages
18h 41m
English
Content preview from Sams Teach Yourself SQL in 21 Days, Fourth Edition
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SELECT
SELECT [DISTINCT | ALL]
The SELECT statement is the beginning of each data retrieval statement. The modifier DISTINCT specifies unique values and prevents duplicates. ALL is the default and allows duplicates.
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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.