不说语法,直接看代码
USE [shkj]
GO
/****** Object: Trigger [dbo].[laserPrdTaskDetail_update] Script Date: 11/14/2021 21:51:59 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
--更新激光任务单状态
alter TRIGGER [dbo].[laserPrdTaskDetail_update] ON [dbo].[laserPrdTaskDetail] AFTER INSERT
AS
BEGIN
DECLARE @PID INT
SELECT @PID = Inserted.PID
FROM Inserted
UPDATE dbo.laserPrdTask SET finishQty =b.qty FROM
dbo.laserPrdTask a INNER JOIN
(SELECT SUM(ISNULL(qty,0)) AS qty,PID FROM dbo.laserPrdTaskDetail WHERE PID = @PID GROUP BY PID) AS b ON a.id = b.PID
UPDATE dbo.laserPrdTask SET status = 1,finishDate = GETDATE() WHERE ISNULL(finishQty,0)>=taskQty AND id = @PID
END