DROP TABLE IF EXISTS DECIMAL_6_1;
DROP TABLE IF EXISTS DECIMAL_6_2;
DROP TABLE IF EXISTS DECIMAL_6_3;

CREATE TABLE DECIMAL_6_1(key decimal(10,5), value int)
ROW FORMAT DELIMITED
   FIELDS TERMINATED BY ' '
STORED AS TEXTFILE;

CREATE TABLE DECIMAL_6_2(key decimal(17,4), value int)
ROW FORMAT DELIMITED
   FIELDS TERMINATED BY ' '
STORED AS TEXTFILE;

LOAD DATA LOCAL INPATH '../../data/files/kv9.txt' INTO TABLE DECIMAL_6_1;
LOAD DATA LOCAL INPATH '../../data/files/kv9.txt' INTO TABLE DECIMAL_6_2;

SELECT T.key from (
  SELECT key, value from DECIMAL_6_1
  UNION ALL
  SELECT key, value from DECIMAL_6_2
) T order by T.key;

CREATE TABLE DECIMAL_6_3 AS SELECT key + 5.5 AS k, value * 11 AS v from DECIMAL_6_1 ORDER BY v;

desc DECIMAL_6_3;