CASE...WHEN 进行多重判断
CASE WHEN A IS NOT NULL
THEN B
WHEN C IS NULL
THEN
CASE WHEN D IS NOT NULL
THEN E
ELSE 0
END
END contract_amount_total,
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CASE...WHEN 进行多重判断
CASE WHEN A IS NOT NULL
THEN B
WHEN C IS NULL
THEN
CASE WHEN D IS NOT NULL
THEN E
ELSE 0
END
END contract_amount_total,
相关文章：