Create  table  nhskxxb  (id COUNTER CONSTRAINT PrimaryKey PRIMARY KEY,
djbh varchar(30),kjkm varchar(20),kjkm1 varchar(20),sfkje float,skkje1 float,sfkje2 float,
zjlx varchar(4),pz1 varchar(30),pz2 varchar(50),pz3 varchar(50),pz4 varchar(50))
