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Why NULL is not a value (and other SQL gotchas)

Wendy Pastrick
75
Application & Database Development
Beginner
Allowing NULL "values" in your database is simple, but managing them is a whole different story. Learn what NULL really means and why you may want to avoid it in your systems. I will share techniques for overcoming NULL and other SQL idiosyncrasies leading to bad data or incorrect query results.

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