[英]DateAdd function in Oracle SQL
如何在 where 子句中转换DATEADD(week,-4,GETDATE())
(在 Oracle SQL 中)
试图获取前 4 周的数据
SELECT DISTINCT LOWER(C.EMAIL) AS EMAIL, FOI.ORDER_ID AS ORDERS
FROM MTEPWDATA_CAN.MTEP_FACT_ORDER_ITEMS FOI
LEFT JOIN MTEPWDATA_CAN.MTEP_DIM_DAY D
ON FOI.ORDER_DATE_SKEY = D.DAY_SKEY
LEFT JOIN MTEPWDATA_CAN.MTEP_DIM_CUSTOMER C
ON FOI.CUSTOMER_SKEY = C.CUSTOMER_SKEY
WHERE ((QUANTITY_ORDERED > 0
AND FOI.FULFILLMENT_TYPE = 'SCHEDULED_HOME'))
AND DATEADD(week, -4, GETDATE())
在 Oracle 中,您将使用:
select sysdate - interval '28' day
或者,如果您更喜欢:
select sysdate - 4 * interval '7' day
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