6> CREATE TABLE T (
7> int1 int,
8> bit1 bit,
9> varchar1 varchar(3),
10> dec1 dec(5,2),
11> cmp1 AS (int1 + bit1)
12> )
13> GO
1>
2> INSERT T (int1, bit1) VALUES (1, 0)
3> INSERT T (int1, varchar1) VALUES (2, 'abc')
4> INSERT T (int1, dec1) VALUES (3, 5.25)
5> INSERT T (bit1, dec1) VALUES (1, 9.75)
6> GO
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1> SELECT CAST(AVG(dec1) AS dec(5,2)) 'Avg of dec1'
2> FROM T
3> WHERE dec1 IS NOT NULL
4> GO
Avg of dec1
-----------
7.50
(1 rows affected)
1> drop table t;
2> GO
1>
2>