Thank you Peter... again.. :)
Which would be the source field and which the target field?


On May 1, 2010, at 3:22 AM, Peter Lind wrote:

On 30 April 2010 20:49, Karl DeSaulniers <> wrote:
No, please confuse me. I need to know this stuff.

@Peter thanks for that introduction to foreign keys. Since my productoptions table is based off of items in products, optionGroups and options, would I
use foreign keys for this?

If I read you correct, your productoptions table is basically a lookup
table and as such all your fields should be foreign keys. Because,
each field is a reference to another table - and it's vital to data
consistency that they cannot point to a row in a table that doesn't

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Karl DeSaulniers
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