CONSTRAINT ... FOREIGN KEY
От
tövis
Тема
CONSTRAINT ... FOREIGN KEY
Дата
Msg-id
002201c54e58$0a0d2790$3401a8c0@mainxp
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Дерево обсуждения
Re: CONSTRAINT ... FOREIGN KEY tövis <tovises@freemail.hu>
Re: CONSTRAINT ... FOREIGN KEY Sean Davis <sdavis2@mail.nih.gov>
Creating/adding a "FOREIGN KEY" creates any "real" key sequencies?
Foreign key constraint became a key - seem to me, but what about the foreign table, there is also created a "seemless" key or I should create somthing (of course if it is not the primery key) - index?
Sincerelly
tovis
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