Oracle
1Z0-873 · Question #115
When working with InnoDB, which of the following are true of a parent / child foreign key relationship?
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InnoDB Storage Engine
Question
When working with InnoDB, which of the following are true of a parent / child foreign key relationship?
Options
- AThe parent & child can have separate data types.
- BThe parent & child must have the same data type.
- CThe parent & child may sometimes need the same data type, but not always.
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Topics
#InnoDB#foreign key data types#referential integrity#parent-child