- Please Answering Question5 1 (105.16 KiB) Viewed 32 times
Event EventID EventName WebLink Date Research Topic TopicID Topic Name Area Covers EventID TopicID EventCount
please answering question5
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answerhappygod
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please answering question5
please answering question5
5. Again, consider the schema given in Q3 and assume that the tables and necessary constraints are created accordingly. If we execute the following code and no error happens what does that indicate in reference to the FK constraint from Covers to ResearchTopic? Discuss at least one possibility. [1 mark] DELETE FROM WHERE COVERS TOPICID = 'T2' ;
Event EventID EventName WebLink Date Research Topic TopicID Topic Name Area Covers EventID TopicID EventCount
5. Again, consider the schema given in Q3 and assume that the tables and necessary constraints are created accordingly. If we execute the following code and no error happens what does that indicate in reference to the FK constraint from Covers to ResearchTopic? Discuss at least one possibility. [1 mark] DELETE FROM WHERE COVERS TOPICID = 'T2' ;
Event EventID EventName WebLink Date Research Topic TopicID Topic Name Area Covers EventID TopicID EventCount