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What is the difference between column level constraints and
table level constraints?
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Answer Posted / rahulnayan007@gmail.com
clc = column level constraints
tlc = table level constraints
a) tlc do not support null constraint but clc do.
b) tlc can be used to construct composite keys but clc can't.
c) tlc and clc,using both we can assign names to consraints . being applied to any column.
d)
| Is This Answer Correct ? | 6 Yes | 0 No |
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