SQL Code如何獲取當前年份和月份的數據？

Question

我不確定如何選擇9月

SELECT SUM(CAST(QtyOrdered * Price as money)) 'Total Order Price for September'
FROM tblPurchaseOrderLine
WHERE year (DateNeeded) = year (GETDATE())

Answer 1

請嘗試使用以下示例查詢來獲取當前年份和月份的數據。

SELECT * from <tablename>
WHERE year = YEAR(GETDATE())
and month = MONTH(GETDATE());

Answer 2

將此謂詞末尾添加到

AND month (DateNeeded)  =9

Answer 3

將此添加到末尾

AND month (DateNeeded)  = 9