Creating and Embedding Subforms
If you want to show data from several tables and be able to update the data in more than one of the tables, you probably need to use something more complex than a standard form. In the Conrad Systems Contacts database, the main contacts information is in the tblContacts table. Contacts can have multiple contact events and might be associated with more than one company or organization. The information about companies is in the tblCompanies table.
Because any one contact might belong to several companies or organizations and each company probably has many contacts, the tblContacts table is related to the tblCompanies table in a many-to-many relationship. (See Chapter 4, for a review of relationship types.) The tblCompanyContacts ...
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