DROP DATABASE IF EXISTS unsigned_aggregate_db;
CREATE DATABASE unsigned_aggregate_db;
USE unsigned_aggregate_db;
create table customer (
c_custkey int,
c_name varchar (25),
c_address varchar (40),
c_nationkey int,
c_phone char (15),
c_acctbal decimal(12,2),
c_mktsegment char (10),
c_comment varchar (117)
) engine=columnstore;
LOAD DATA LOCAL infile 'MTR_SUITE_DIR/../std_data/1m_customer.tbl' INTO TABLE customer FIELDS TERMINATED BY '|';;
ALTER TABLE customer ADD COLUMN u_custkey INT UNSIGNED;
ALTER TABLE customer ADD COLUMN u_bigcustkey BIGINT UNSIGNED;
UPDATE customer SET u_custkey=c_custkey * c_custkey + 4294000000;
UPDATE customer SET u_bigcustkey=c_custkey * c_custkey + 4073709000000;
SELECT 'q1', MAX(u_custKey) FROM customer;
q1	MAX(u_custKey)
q1	4294022500
SELECT 'q2', MAX(u_bigcustKey) FROM customer;
q2	MAX(u_bigcustKey)
q2	4073709022500
SELECT 'q3', MIN(u_custKey) FROM customer;
q3	MIN(u_custKey)
q3	4294000001
SELECT 'q4', MIN(u_bigcustKey) FROM customer;
q4	MIN(u_bigcustKey)
q4	4073709000001
SELECT 'q5', floor(STD(u_custKey)) FROM customer;
q5	floor(STD(u_custKey))
q5	6749
SELECT 'q6', floor(STD(u_bigcustKey)) FROM customer;
q6	floor(STD(u_bigcustKey))
q6	6749
SELECT 'q7', AVG(u_custKey) FROM customer;
q7	AVG(u_custKey)
q7	4294007575.1667
SELECT 'q8', AVG(u_bigcustKey) FROM customer;
q8	AVG(u_bigcustKey)
q8	4073709007575.1667
SELECT 'q9', SUM(u_custKey) FROM customer;
q9	SUM(u_custKey)
q9	644101136275
SELECT 'q10', SUM(u_bigcustKey) FROM customer;
q10	SUM(u_bigcustKey)
q10	611056351136275
ALTER TABLE customer DROP COLUMN u_custkey;
ALTER TABLE customer DROP COLUMN u_bigcustkey;
DROP DATABASE unsigned_aggregate_db;