CREATE TABLE dbo.welfare
(
   H_CODE VARCHAR(6) NULL,
   WF_CHECK1 VARCHAR(25) NULL,
   WF_CHECK2 VARCHAR(25) NULL,
   WF_CHECK3 VARCHAR(25) NULL,
   WF_CHECK4 VARCHAR(25) NULL,
   WF_CHECK5 VARCHAR(25) NULL,
   WF_BASE NUMERIC(8,2) NULL
)

GO

CREATE INDEX H_CODE ON dbo.welfare(H_CODE)

END