IF NOT EXISTS (SELECT 1 FROM sys.objects WHERE object_id = OBJECT_ID('[dbo].[md5cuid]') AND type = 'U')
CREATE TABLE [dbo].[md5cuid]
(
    [cuid] int NOT NULL,
    [md5] varchar(32) COLLATE Chinese_PRC_CI_AS NULL,
    [value] int NULL,
    CONSTRAINT [PK_md5cuid] PRIMARY KEY ([cuid] ASC)
)