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To test for updates or inserts to specific columns, follow the syntax with a bitwise operator and an integer bitmask of the columns being tested.
Walter ALTER TRIGGER [dbo].[tr_SCHEDULE_Modified] ON [dbo].[SCHEDULE] AFTER UPDATE AS BEGIN SET NOCOUNT ON; UPDATE SCHEDULE SET modified = GETDATE() , Modified User = SUSER_NAME() , Modified Host = HOST_NAME() FROM SCHEDULE S INNER JOIN Inserted I on S.
Transact-SQL Syntax Conventions Is the name of the column to test for either an INSERT or UPDATE action.
Because the table name is specified in the ON clause of the trigger, do not include the table name before the column name.
I need to create a SQL Server trigger that will execute when a column value is updated to a specific value. In this tip, we show you how to write T-SQL statements that will create a SQL Server trigger that will execute after we update a column value to a specific value.
In the image below we see where we create our example table named tbl Trigger Test with a primary key column named pk ID, a date column named Order Approval Date Time and a varchar column named Order Status.
We populate the table with three test records with the Order Approval Date Time set to NULL and the Order Status set to "Pending".