Calculate aggregate totals using functions SUM,COUNT,MIN,MAX,AVG etc.
This operation is implemented in the following versions
This example was developed using Oracle 126.96.36.199 on Windows 2000
This example requires the following table definition
CREATE TABLE t1 (c1 NUMBER);
The table does not need to be analysed
SELECT COUNT(*) FROM t1;
generates the following execution plan
0 SELECT STATEMENT Optimizer=CHOOSE 1 0 SORT (AGGREGATE) 2 1 TABLE ACCESS (FULL) OF 'T1'