HELLO,
I come from Taiwan,
My english is not good enough
I have question that i want to use a Paramenters In SQL Statement
I have a SQL Statement Use The same date value
who i change the date i must modify many places
how can i use Paramenters in my SQL Statement
Example:
SQL Statement Example
SELECT ‘POINT_CNT’ AS FILENAME,SUM(TOTAL_POINT) PNT
FROM RS.MEM_POINT
WHERE PNT_DATE BETWEEN ‘2010-01-01’ AND ‘2010-01-31’
UNION ALL
SELECT ‘TRANS_CNT’ AS FILENAME,COUNT(*) CNT
FROM RS.MEMBER_TRANS
WHERE TRANS_DATE BETWEEN ‘2010-01-01’ AND ‘2010-01-31’
…
…
…
…
…
I Union lots of table about member
When I want to change the date
I must modify lots of date to the new date
SO, how can i hse Parameters in SQL Statement Like below
begin_date = ‘2010-01-01’
end_date = ‘2010-01-31’
SELECT ‘POINT_CNT’ AS FILENAME,SUM(TOTAL_POINT) PNT
FROM RS.MEM_POINT
WHERE PNT_DATE BETWEEN begin_date AND end_date
UNION ALL
SELECT ‘TRANS_CNT’ AS FILENAME,COUNT(*) CNT
FROM RS.MEMBER_TRANS
WHERE TRANS_DATE BETWEEN begin_date AND end_date
…
…
…
…
…
thx a lot