On Mon, 7 May 2018, Mike Bayer wrote:
the CHECK constraint only accepts a single SQL expression. Above, it
looks like you re looking to add a CHECK constraint for each
expression:
__table_args__ = (
CheckConstraint(wtemp_unit.in_(['C', 'F'])),
CheckConstraint(atemp_unit.in_(['C', 'F'])),
# etc.
)
Mike,
Yes, that's what I need to do. I'll add each separately.
Thanks,
Rich
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