| 1. | Indeed, a foreign key may itself be a compound key.
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| 2. | Each foreign key is enforced independently by the database system.
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| 3. | Therefore, cascading relationships between tables can be established using foreign keys.
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| 4. | This works because the foreign key holds between attributes with the same name.
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| 5. | This fact table would be linked to dimensions by means of foreign keys.
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| 6. | Another recent feature is the configuration of Hierarchic Indexes using foreign key fields.
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| 7. | A foreign key cannot be mixed like that.
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| 8. | Reference tables are referenced from Satellites, but never bound with physical foreign keys.
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| 9. | The foreign key is typically a primary key of an entity it is related to.
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| 10. | Note that this works because the foreign key holds between attributes with the same name.
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