等值分组
A
1 =demo.query("select EID, NAME+?+SURNAME as FULLNAME, GENDER, STATE, BIRTHDAY, SALARY from EMPLOYEE"," ")
2
=A1.group(STATE)
3
=A1.group(STATE, GENDER)
4
=A2.new(~.STATE:State,~.count():Count)
5
=A3.new(~.STATE:State,~. GENDER:Gender, ~.count():Count)

A2与A3中的运算结果如下,每个分组均为排列,可双击查看:

A4与A5中的统计结果如下: