分析的时候显示第七行和第八行有语法错误，求帮忙
CREATE TRIGGER trg_del ON dbo.123
instead of delete
AS
BEGIN
declare @cou int
select @cou=id（*） form deleted;
if (@cou>0)
RAISERROR ('数据不允许删除！',16,1)
END
CREATE TRIGGER trg_del ON dbo.123
instead of delete
AS
BEGIN
declare @cou int
select @cou=id（*） form deleted;
if (@cou>0)
RAISERROR ('数据不允许删除！',16,1)
END
