DROP DATABASE IF EXISTS mcs80_db;
CREATE DATABASE mcs80_db;
USE mcs80_db;
CREATE USER IF NOT EXISTS'cejuser'@'localhost' IDENTIFIED BY 'Vagrant1|0000001';
GRANT ALL PRIVILEGES ON *.* TO 'cejuser'@'localhost';
FLUSH PRIVILEGES;
CREATE TABLE t1 (t1_int INT, t1_char CHAR(5))ENGINE=Columnstore;
CREATE TABLE t2 (t2_int INT, t2_char CHAR(5))ENGINE=Columnstore;
CREATE TABLE t3 (t3_int INT, t3_char CHAR(5))ENGINE=Innodb;
CREATE TABLE t4 (t4_int INT, t4_char CHAR(5))ENGINE=Myisam;
INSERT INTO t1 VALUES (NULL, ''),(1, 'aaa'),(2, 'aaa'),(3, 'ccc'),(4, 'ddd'),(5, 'aaa'),(6, ''),(7, 'eee');
INSERT INTO t2 VALUES (NULL, ''),(1, 'eee'),(3, 'ccc'),(5, 'jjj'),(6, ''),(7, 'lll'),(9, 'eee'),(11, 'nnn');
INSERT INTO t3 SELECT * FROM t2;
INSERT INTO t4 SELECT * FROM t1;
SELECT t1_int FROM t1 UNION SELECT t2_int FROM t2 ORDER BY t1_int;
t1_int
NULL
1
2
3
4
5
6
7
9
11
SELECT t1_char FROM t1 UNION SELECT t2_char FROM t2 ORDER BY t1_char;
t1_char
NULL
aaa
ccc
ddd
eee
jjj
lll
nnn
SELECT t1_int, 'Integer' AS Table1 FROM t1 WHERE t1_int > 1 UNION SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY t1_int;
t1_int	Table1
NULL	Integer
1	Integer
2	Integer
3	Integer
4	Integer
5	Integer
6	Integer
7	Integer
9	Integer
11	Integer
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t2_char, 'Character' AS Table2 FROM t2 WHERE t2_int > 1 ORDER by 1,2;
t1_int	Table1
NULL	Character
NULL	Integer
1	Integer
2	Integer
3	Integer
4	Integer
5	Integer
6	Integer
7	Integer
ccc	Character
eee	Character
jjj	Character
lll	Character
nnn	Character
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t2_char, 'Character' AS Table2 FROM t2 ORDER by 1 DESC;
t1_int	Table1
nnn	Character
lll	Character
jjj	Character
eee	Character
ccc	Character
7	Integer
6	Integer
5	Integer
4	Integer
3	Integer
2	Integer
1	Integer
NULL	Character
NULL	Integer
SELECT t1_char, 'Character' AS Table1 FROM t1 UNION SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 2 ASC;
t1_char	Table1
NULL	Character
aaa	Character
ccc	Character
ddd	Character
eee	Character
NULL	Integer
1	Integer
3	Integer
5	Integer
6	Integer
7	Integer
9	Integer
11	Integer
SELECT t1_char, 'Character' AS Table1 FROM t1 UNION SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 1, 2;
t1_char	Table1
NULL	Character
NULL	Integer
1	Integer
11	Integer
3	Integer
5	Integer
6	Integer
7	Integer
9	Integer
aaa	Character
ccc	Character
ddd	Character
eee	Character
SELECT t1_char, t1_int FROM t1 UNION SELECT t2_char, t2_int FROM t2 ORDER BY 1;
t1_char	t1_int
NULL	6
NULL	NULL
aaa	5
aaa	1
aaa	2
ccc	3
ddd	4
eee	7
eee	1
eee	9
jjj	5
lll	7
nnn	11
SELECT t1_int FROM t1 UNION SELECT t3_int FROM t3 ORDER BY t1_int;
t1_int
NULL
1
2
3
4
5
6
7
9
11
SELECT t2_int FROM t2 UNION SELECT t4_int FROM t4 ORDER BY t2_int;
t2_int
NULL
1
2
3
4
5
6
7
9
11
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t2_int FROM t2 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t3_int FROM t3 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t3_int, 'Integer' AS Table2 FROM t3 order by t3_int;
ERROR 42S22: Unknown column 't3_int' in 'order clause'
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION SELECT t2_int, 'Integer' AS Table2 FROM t2 order by t2_int;
ERROR 42S22: Unknown column 't2_int' in 'order clause'
SELECT t1_int FROM t1 UNION ALL SELECT t2_int FROM t2 ORDER BY t1_int;
t1_int
NULL
NULL
1
1
2
3
3
4
5
5
6
6
7
7
9
11
SELECT t1_char FROM t1 UNION ALL SELECT t2_char FROM t2 ORDER BY t1_char;
t1_char
NULL
NULL
NULL
NULL
aaa
aaa
aaa
ccc
ccc
ddd
eee
eee
eee
jjj
lll
nnn
SELECT t1_int, 'Integer' AS Table1 FROM t1 WHERE t1_int > 1 UNION ALL SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY t1_int;
t1_int	Table1
NULL	Integer
1	Integer
2	Integer
3	Integer
3	Integer
4	Integer
5	Integer
5	Integer
6	Integer
6	Integer
7	Integer
7	Integer
9	Integer
11	Integer
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t2_char, 'Character' AS Table2 FROM t2 WHERE t2_int > 1 ORDER by 1,2;
t1_int	Table1
NULL	Character
NULL	Integer
1	Integer
2	Integer
3	Integer
4	Integer
5	Integer
6	Integer
7	Integer
ccc	Character
eee	Character
jjj	Character
lll	Character
nnn	Character
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t2_char, 'Character' AS Table2 FROM t2 ORDER by 1 DESC;
t1_int	Table1
nnn	Character
lll	Character
jjj	Character
eee	Character
eee	Character
ccc	Character
7	Integer
6	Integer
5	Integer
4	Integer
3	Integer
2	Integer
1	Integer
NULL	Character
NULL	Character
NULL	Integer
SELECT t1_char, 'Character' AS Table1 FROM t1 UNION ALL SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 2 ASC;
t1_char	Table1
aaa	Character
ccc	Character
ddd	Character
aaa	Character
NULL	Character
eee	Character
NULL	Character
aaa	Character
7	Integer
9	Integer
11	Integer
NULL	Integer
1	Integer
3	Integer
5	Integer
6	Integer
SELECT t1_char, 'Character' AS Table1 FROM t1 UNION ALL SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 1, 2;
t1_char	Table1
NULL	Character
NULL	Character
NULL	Integer
1	Integer
11	Integer
3	Integer
5	Integer
6	Integer
7	Integer
9	Integer
aaa	Character
aaa	Character
aaa	Character
ccc	Character
ddd	Character
eee	Character
SELECT t1_char, t1_int FROM t1 UNION ALL SELECT t2_char, t2_int FROM t2 ORDER BY 1;
t1_char	t1_int
NULL	NULL
NULL	6
NULL	NULL
NULL	6
aaa	1
aaa	2
aaa	5
ccc	3
ccc	3
ddd	4
eee	9
eee	7
eee	1
jjj	5
lll	7
nnn	11
SELECT t1_int FROM t1 UNION ALL SELECT t3_int FROM t3 ORDER BY t1_int;
t1_int
NULL
NULL
1
1
2
3
3
4
5
5
6
6
7
7
9
11
SELECT t2_int FROM t2 UNION ALL SELECT t4_int FROM t4 ORDER BY t2_int;
t2_int
NULL
NULL
1
1
2
3
3
4
5
5
6
6
7
7
9
11
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t2_int FROM t2 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t3_int FROM t3 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t3_int, 'Integer' AS Table2 FROM t3 order by t3_int;
ERROR 42S22: Unknown column 't3_int' in 'order clause'
SELECT t1_int, 'Integer' AS Table1 FROM t1 UNION ALL SELECT t2_int, 'Integer' AS Table2 FROM t2 order by t2_int;
ERROR 42S22: Unknown column 't2_int' in 'order clause'
SELECT t1_int FROM t1 INTERSECT SELECT t2_int FROM t2 ORDER BY t1_int;
t1_int
NULL
1
3
5
6
7
SELECT t1_char FROM t1 INTERSECT SELECT t2_char FROM t2 ORDER BY t1_char;
t1_char
NULL
ccc
eee
SELECT t1_int, 'Integer' AS Table1 FROM t1 WHERE t1_int > 1 INTERSECT SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY t1_int;
t1_int	Table1
3	Integer
5	Integer
6	Integer
7	Integer
SELECT t1_int, 'Integer' AS Table1 FROM t1 INTERSECT SELECT t2_char, 'Character' AS Table2 FROM t2 WHERE t2_int > 1 ORDER by 1,2;
t1_int	Table1
SELECT t1_char, 'Character' AS Table1 FROM t1 INTERSECT SELECT t2_int, 'Integer' AS Table2 FROM t2;
t1_char	Table1
SELECT t1_char, t1_int FROM t1 INTERSECT SELECT t2_char, t2_int FROM t2 ORDER BY 1;
t1_char	t1_int
NULL	6
NULL	NULL
ccc	3
SELECT t1_int FROM t1 INTERSECT SELECT t3_int FROM t3 ORDER BY t1_int;
t1_int
NULL
1
3
5
6
7
SELECT t2_int FROM t2 INTERSECT SELECT t4_int FROM t4 ORDER BY t2_int;
t2_int
NULL
1
3
5
6
7
SELECT t1_int, 'Integer' AS Table1 FROM t1 INTERSECT SELECT t2_int FROM t2 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 INTERSECT SELECT t3_int FROM t3 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 INTERSECT SELECT t3_int, 'Integer' AS Table2 FROM t3 order by t3_int;
ERROR 42S22: Unknown column 't3_int' in 'order clause'
SELECT t1_int, 'Integer' AS Table1 FROM t1 INTERSECT SELECT t2_int, 'Integer' AS Table2 FROM t2 order by t2_int;
ERROR 42S22: Unknown column 't2_int' in 'order clause'
SELECT t1_int FROM t1 EXCEPT SELECT t2_int FROM t2 ORDER BY t1_int;
t1_int
2
4
SELECT t1_char FROM t1 EXCEPT SELECT t2_char FROM t2 ORDER BY t1_char;
t1_char
aaa
ddd
SELECT t1_int, 'Integer' AS Table1 FROM t1 WHERE t1_int > 1 EXCEPT SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY t1_int;
t1_int	Table1
2	Integer
4	Integer
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t2_char, 'Character' AS Table2 FROM t2 WHERE t2_int > 1 ORDER by 1,2;
t1_int	Table1
NULL	Integer
1	Integer
2	Integer
3	Integer
4	Integer
5	Integer
6	Integer
7	Integer
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t2_char, 'Character' AS Table2 FROM t2 ORDER by 1 DESC;
t1_int	Table1
7	Integer
6	Integer
5	Integer
4	Integer
3	Integer
2	Integer
1	Integer
NULL	Integer
SELECT t1_char, 'Character' AS Table1 FROM t1 EXCEPT SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 2 ASC;
t1_char	Table1
ccc	Character
ddd	Character
eee	Character
NULL	Character
aaa	Character
SELECT t1_char, 'Character' AS Table1 FROM t1 EXCEPT SELECT t2_int, 'Integer' AS Table2 FROM t2 ORDER BY 1, 2;
t1_char	Table1
NULL	Character
aaa	Character
ccc	Character
ddd	Character
eee	Character
SELECT t1_char, t1_int FROM t1 EXCEPT SELECT t2_char, t2_int FROM t2 ORDER BY 1;
t1_char	t1_int
aaa	5
aaa	1
aaa	2
ddd	4
eee	7
SELECT t1_int FROM t1 EXCEPT SELECT t3_int FROM t3 ORDER BY t1_int;
t1_int
2
4
SELECT t2_int FROM t2 EXCEPT SELECT t4_int FROM t4 ORDER BY t2_int;
t2_int
9
11
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t2_int FROM t2 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t3_int FROM t3 order by t1_int desc;
ERROR 21000: The used SELECT statements have a different number of columns
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t3_int, 'Integer' AS Table2 FROM t3 order by t3_int;
ERROR 42S22: Unknown column 't3_int' in 'order clause'
SELECT t1_int, 'Integer' AS Table1 FROM t1 EXCEPT SELECT t2_int, 'Integer' AS Table2 FROM t2 order by t2_int;
ERROR 42S22: Unknown column 't2_int' in 'order clause'
DROP USER 'cejuser'@'localhost';
DROP DATABASE mcs80_db;