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x-jeno
Starting Member
6 Posts |
 Posted - 2011-07-21 : 07:23:12
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| hi guysjust a simple question i am currently confused abouta primary key is unique and therefore cannot be repeated, but what about foreign key? can that foreign key have multiple duplicates in a table? |
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webfred
Master Smack Fu Yak Hacker
8781 Posts |
Posted - 2011-07-21 : 07:25:23
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Yes why not?Think about what a foreign key is and why it will be used...
No, you're never too old to Yak'n'Roll if you're too young to die. |
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visakh16
Very Important crosS Applying yaK Herder
52326 Posts |
Posted - 2011-07-21 : 07:25:49
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| yep..you can have multiple references to same foreign key value but value will be a pk in master table ie only one occurance.------------------------------------------------------------------------------------------------------SQL Server MVPhttp://visakhm.blogspot.com/ |
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foreign key questions