create table tb_excel_sample
(
    excel_sample_id varchar(20)  not null
        primary key,
    excel_clmn1     bigint       null,
    excel_clmn2     datetime     null,
    excel_clmn3     varchar(100) null,
    excel_clmn4     varchar(100) null,
    excel_clmn5     varchar(100) null,
    excel_clmn6     varchar(100) null,
    excel_clmn7     varchar(100) null,
    excel_clmn8     varchar(100) null,
    excel_clmn9     varchar(100) null,
    excel_clmn10    varchar(100) null
);