IBM
C2090-558 · Question #30
C2090-558 Question #30: Real Exam Question with Answer & Explanation
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Question
Business rules require that every time a row in table A is updated in your OLTP database, a row in table B must also be updated. How can you guarantee this rule will be maintained correctly and consistently when there are multiple applications and developers?
Options
- AUse a trigger.
- BCreate a foreign key.
- CUse a nightly batch process.
- DDefine a task in the sysadmin database.
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