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composed primary key

Question asked by RossanoIennarelli on May 3, 2011
Latest reply on May 4, 2011 by philmodjunk


composed primary key


Hi all,

I'm making a db that contains an article registry, each article is made by 2 or more articles (sub-articles). The situation is managed with two tables. In the sub-articles table i want make a primary key composed by 2 field, how I can do this?