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Select from table without using column name
How can I select column values from a table without knowing the column name ?Suppose , select employee_id from employees , now I don't know the column name and I want to select the column.Please let me know the answer
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directions
A moves 3kmseast from starting point.he then travels 5kms from north.from that point he moves 8kms to the east.how far is A from his starting point?
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