Question
7. Consider the basic syntax of UPDATE statement as given below. How can we ensure with this syntax that at most one record is
7. Consider the basic syntax of UPDATE statement as given below. How can we ensure with this syntax that at most one record is updated? [1 mark] UPDATE some Table SET someColumn = someValue WHERE someCondition ; Q8 (1 point) 8. Consider the following UPDATE statement. When executed an error occurred. "some Table" has no inward/outward foreign key constraints, "someColumns" is varchar(20) and "someOtherColumn" is INT. What could possibly go wrong? [1 mark] UPDATE some Table SET someColumn = 'Adam' WHERE someOtherColumn > 5;
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Computer Networking A Top-Down Approach
Authors: James F. Kurose, Keith W. Ross
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136079679, 978-0136079675
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