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i have 4 primary keys and i want to use only one primary key
for select single.What changes will occur in the system?can
i use it?
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Answer Posted / rams
when ever you are using select single you have to use all
primary key's, other wise it will give syntax error,
when you are using select UPTO N rows, there is no need to
use all primary key
| Is This Answer Correct ? | 0 Yes | 3 No |
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