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The title says it all: who Likes NULL values in their tables? I have tended to allow NULLs in quite a few places in my design, often because I view the world as messy and incomplete. I also find that applications are faulty, and might not validate data, might not run long enough without a crash to let a user insert a lot of data. The application might mangle data, or just might not have been updated to support a new column of data. I've found that there are times where I accept the messy real world and use NULL to represent unknown values. Read the rest of Who Likes NULL? |
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