sorry I didnt understand the article

-===== Create the test table

CREATE TABLE ##TBL_AI

(PRODUCT_ID INTEGER NOT NULL,

PRODUCT_CODE VARCHAR(25) NOT NULL,

ORDER_DATE DATETIME,

TPERIOD01 DECIMAL(9,4),

TPERIOD02 DECIMAL(9,4))

CREATE TABLE ##TBL_RI

(PRODUCT_ID INTEGER...

Thanks for your help

Here is a data sample

TABLE AI

PRODUCTMQORDER_DATETPeriod1TPeriod2TPeriod3TPeriod4TPeriod5

10023AI01/07/2010414176.545.546

10023AI01/07/2010414176.545.546

TABLE RE

PRODUCTMQORDER_DATETPeriod1TPeriod2TPeriod3TPeriod4TPeriod5

10023RE01/07/2010414176.545.546

10023RE01/07/2010414176.545.546

TABLE RI

PRODUCTMQORDER_DATETPeriod1TPeriod2TPeriod3TPeriod4TPeriod5

10023RI01/07/2010414176.545.546

10023RI01/07/2010414176.545.546