create table shippings (
  requires_shipping boolean,
  grams integer,
  weight integer,
  weight_unit text
);

comment on column shippings.requires_shipping is '
  This property is deprecated. Use the `requires_shipping` property on the InventoryItem resource instead.
';
comment on column shippings.grams is '
  The weight of the product variant in grams.
';
comment on column shippings.weight is '
  The weight of the product variant in the unit system specified with weight_unit.
';
comment on column shippings.weight_unit is '
  The unit of measurement that applies to the product variant's weight. If you don't specify a value for weight_unit, then the shop's default unit of measurement is applied. Valid values: g, kg, oz, and lb.
';