résoudre un problème avec les curseurs

Soit...

FETCH NEXT FROM myCursor INTO @ContactName
WHILE @@FETCH_STATUS = 0
BEGIN
    -- do stuff

    FETCH NEXT FROM myCursor INTO @ContactName
END

Ou...

WHILE @@FETCH_STATUS = 0
BEGIN
    FETCH NEXT FROM myCursor INTO @ContactName
    IF @@FETCH_STATUS = 0
    BEGIN
        -- do stuff
    END
END

Ou...

WHILE (1 = 1)
BEGIN
    FETCH NEXT FROM myCursor INTO @ContactName
    IF @@FETCH_STATUS <> 0
        BREAK

    -- do stuff
END