Roland Bock d68744c432 Add is_equal_or_null(col, some_value_or_null) ... This replaces the former implicit tvin logic with an explicit function.		2021-07-25 15:22:12 +02:00
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sqlpp11	Add is_equal_or_null(col, some_value_or_null)	2021-07-25 15:22:12 +02:00