Diagnosis Procedure
When creating a dependent record, an entry must be made in the foreignkey field that occurs in the primary key of the check table. Thisreference may not be changed. When creating a dependent record, entries must be made in the foreignkey fields that occur in the primary key of the check table. Thisreference may be changed again. When creating a dependent record, entries may be made in the foreignkey fields, but this is not mandatory. This reference may besubsequently changed. As for a foreign key withidentifying function. In addition, dependent tables contain the textfor the records of the referenced tables. |