Domanda di colloquio di Integreat Concepts (A Med3000 Company)
How do you delete duplicate rows from a table?
Risposta di colloquio
Anonimo
17 lug 2009
Use a NOT EXISTS() to a subquery containing a MIN() or MAX() aggregate, or use ROW_NUMBER.
How do you delete duplicate rows from a table?
Anonimo
Use a NOT EXISTS() to a subquery containing a MIN() or MAX() aggregate, or use ROW_NUMBER.