tl;dr The title says it all. Prologue One of the keys to my personal learning is that, very early in my database career, I taught myself how to make lot’s of rows of Random Constrained Data in a comparatively short time. With the help of a few good folks over time, the method has been […]
2023-09-18
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Comments posted to this topic are about the item Determining the Updated Columns
I am creating a trigger in SQL Server 2022 and want to detect a change in a table. Here is my table DDL:
CREATE TABLE CustomerLarge ( CustomerID INT NOT NULL IDENTITY(1,1) CONSTRAINT CustomerLargePK PRIMARY KEY CLUSTERED , CustomerName VARCHAR(20) , CustomerContactFirstName VARCHAR(40) , CustomerContactLastName VARCHAR(40) , Address VARCHAR(20) , Address2 VARCHAR(20) , City VARCHAR(20) , CountryCode CHAR(3) , Postal VARCHAR(20) , creditlimit INT , discount numeric(4,2) , lastorderdate DATETIME , lastorderamount NUMERIC(10,2) , lastordercontact VARCHAR(20) , created DATETIME , modified DATETIME , modifiedby VARCHAR(20) , statusid INT , active BIT , customersize INT , primarysalesid INT) GOIf I want to detect that the creditlimit was updated, what IF statements should I use? See possible answers