Trigger update syntax for SQL Server -


i'm new sql server , want know proper syntax updating table based on timer using trigger. example, want update table every 5 minutes. please me, don't know how it.

here code:

update dbo.salesorders  set dbo.salesorders.deliveredqty = dbo.salesorderdetails.qty  dbo.salesorders  inner join dbo.salesorderdetails on dbo.salesorders.id = dbo.salesorderdetails.salesorderid  dbo.salesorderdetails.stockid = '314a2986-3516-4792-9928-a2a818672640'


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