Total count and count based on column value

Question

Primaryid  Id     Status
1            50          1
2            50          1
3          50          1
4            50          3
5           50          2
6            50          1
7            51         1
8            51         2Im looking for a query which returns total count of rows for id 50 and count of rows with status 1
something like
Id    count_total   count_total_status1
50        6              4
51        2              1Any suggestion ?

Answer 1

SQL> select * from t4;
PID ID STATUS
1 50 1
2 50 1
3 50 1
4 50 3
5 50 2
6 50 1
7 51 1
8 51 2
已选择8行。
SQL> select distinct id,count(id),sum(decode(status,1,1,0)) from t4 group by id;
ID COUNT(ID) SUM(DECODE(STATUS,1,1,0))
51 2 1
50 6 4