DROP TABLE IF EXISTS t1;
create table t1(
id bigint not null primary key,
i1 bigint, #unique
i2 bigint, #repeating
c1 varchar(20), #unique
c2 varchar(20), #repeating
index t1_2(i1)
) engine=xengine;
select count(*), sum(id), sum(i1), sum(i2) from t1;
count(*)	sum(id)	sum(i1)	sum(i2)
20000	200010000	200010000	19992000
select count(*), sum(id), sum(i1), sum(i2) from t1;
count(*)	sum(id)	sum(i1)	sum(i2)
20000	200010000	200010000	19992000
drop table t1;