create trigger T_ChangTable on TableName
for insert,update,delete
as
exec master..xp_cmdshell 'bcp DatabaseName..tableName out c:\a.txt -c -q -U
"sa" -P "yourpassword"'
create trigger t_name on [tableName]
for insert,update,delete
as
declare @time varchar(10)
set @time=convert(varchar,getdate(),112)
exec ('master..xp_cmdshell ''bcp [DatabaseName]..[tableName] out c:\backup'+@time+'.txt -c -q -Usa -Ppwd''')