Oracle
1Z0-873 · Question #113
Which of the following would be the effect of setting REFERENCES with ON UPDATE CASCADE?
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InnoDB Storage Engine
Question
Which of the following would be the effect of setting REFERENCES with ON UPDATE CASCADE?
Options
- AChanges to the parent record would be disallowed if there were any corresponding child records.
- BRecords could only be updated and not deleted regardless if they have any corresponding child
- CChanges made to the parent record are passed down to the corresponding child records.
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Topics
#foreign keys#ON UPDATE CASCADE#referential integrity#parent-child relationship