Am 2014-04-03 07:18, schrieb W O: > > > That's the most simple formula Josef but requires that COLUMN always be > 1 or 0, never another number neither NULL. > Which is easy to achieve using a CHECK constraint on the column
with kind regards, Michael
Am 2014-04-03 07:18, schrieb W O: > > > That's the most simple formula Josef but requires that COLUMN always be > 1 or 0, never another number neither NULL. > Which is easy to achieve using a CHECK constraint on the column
with kind regards, Michael