1
Q705808
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Em PL/SQL, COALESCE (expr1, expr2) é equivalente a
A
CASE WHEN expr1 = expr2 AND expr1 IS NOT NULL END
B
SUBSTR (expr1, expr2)
C
MAX ( expr1, expr2)
D
CASE WHEN expr1 IS NOT NULL THEN expr1 ELSE expr2 END
E
WHERE expr1 IN expr2