else if (dbObject instanceof DBUniqueConstraint)
return (Creation<E>) new UniqueConstraintCreation((DBUniqueConstraint) dbObject);
else if (dbObject instanceof DBNotNullConstraint)
return (Creation<E>) new NotNullConstraintCreation((DBNotNullConstraint) dbObject);
else if (dbObject instanceof DBForeignKeyConstraint)
return (Creation<E>) new ForeignKeyConstraintCreation((DBForeignKeyConstraint) dbObject);
else if (dbObject instanceof DBCheckConstraint)
return (Creation<E>) new CheckConstraintCreation((DBCheckConstraint) dbObject);
else if (dbObject instanceof DBIndex)
return (Creation<E>) new IndexCreation((DBIndex) dbObject);
else if (dbObject instanceof DBSequence)