我有以下查询:
SELECT * FROM Master_Barang
WHERE
(@KodeBarang='ALL' OR Kode_barang = @KodeBarang)
AND ((@TanggalStart = 'ALL' Or Convert(Varchar,CreatedOn,112)>=@TanggalStart) And (@TanggalEnd =
'ALL' Or Convert(Varchar,CreatedOn,112)<=@TanggalEnd))
ORDER BY Kode_barang ASC
如何用这样的查询在MySQL中声明开始日期和结束日期? 谢谢。