How do I take the last record in a table's grouping?

SELECT a. Truckorder,a. AddrType ,a. Opeaterby ,c. Deptname,         b Driver+ + (varchar ( 16e . opeaterdt , 121) as  dopeaterdt         b Driver+ + (varchar ( 16f . opeaterdt , 121) as  copeaterdt         b Driver+ + (varchar ( 16g . opeaterdt , 121) as  lopeaterdt         b Driver+ + (varchar ( 16h . opeaterdt , 121) as  hopeaterdt         b Driver b Transtype,convert ( varchar ( 16), b . truckdt , 121) as  truckdt b Truckno b Truckmodel Into #TruckWay From dbo. T_truckway as a         join  dbo T_truckorder  as  b  on  a Truckorder= b Truckorder  and  b. Cfmflag= Y '  and  b Auctionstatus= Y ' JOIN bas_department as C on b. Deptcode=c. Deptcode JOIN (SELECT truckorder,MAX(Opeaterdt) as Opeaterdt fromT_truckwayGROUP bytruckorder) asD ona. Truckorder=d. Truckorder and a. Opeaterdt=d. OpeaterdtLeft joins t_truckway as e on a. Truckorder=e. Truckorder and e. AddrType=3        left  join  t_truckway  as  on  a Truckorder= f Truckorder  and  f. Addrtype= 4         left  join  t_truckway  as  on  a Truckorder= g Truckorder  and  g. Addrtype= 5         left  join  t_truckway  as  on  a Truckorder= h Truckorder  and  h. Addrtype= 6 SELECT * from #TruckWay SELECT COUNT(1) as total from #Truck the

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How do I take the last record in a table's grouping?