DeMorganの法則 を使用 :
20文字節約できます;)
NOT (
weight IS NULL OR
weight_unit IS NULL OR
length IS NULL OR
width IS NULL OR
height IS NULL OR
dimensional_unit IS NULL
)
DeMorganの法則 を使用 :
20文字節約できます;)
NOT (
weight IS NULL OR
weight_unit IS NULL OR
length IS NULL OR
width IS NULL OR
height IS NULL OR
dimensional_unit IS NULL
)