DELETE FROM mytable WHERE mycol IS NULL OR mycol = 100 Simple predicates use one of the operators =, <>, >, >=, <, <=, IN, BETWEEN, LIKE, IS NULL or IS NOT NULL.
DELETE FROM mytable WHERE mynumber IS NULL OR mycol = 100 単純な条件文は、演算子の =, <>, >, >=, <, <=, IN, BETWEEN, LIKE, IS NULL or IS NOT NULL を使用する。