CREATE TABLE test.v1 (a int, b int);
INSERT INTO test.v1 VALUES (1, 100), (2, 200), (3, 300);
CREATE TABLE test.t1 (a int, b int);
INSERT INTO test.t1 VALUES (1, 100), (2, 200), (3, 300);
TRUNCATE TABLE performance_schema.events_statements_summary_by_digest;
EXPLAIN EXTENDED SELECT * from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`v1`.`a` AS `a`,`test`.`v1`.`b` AS `b` from `test`.`v1`
EXPLAIN EXTENDED SELECT * from test.v1 where a = 1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
Warnings:
Note	1003	select `test`.`v1`.`a` AS `a`,`test`.`v1`.`b` AS `b` from `test`.`v1` where `test`.`v1`.`a` = 1
EXPLAIN EXTENDED SELECT * from test.v1 where b > 100;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
Warnings:
Note	1003	select `test`.`v1`.`a` AS `a`,`test`.`v1`.`b` AS `b` from `test`.`v1` where `test`.`v1`.`b` > 100
EXPLAIN EXTENDED SELECT a, b from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`v1`.`a` AS `a`,`test`.`v1`.`b` AS `b` from `test`.`v1`
EXPLAIN EXTENDED SELECT b, a from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`v1`.`b` AS `b`,`test`.`v1`.`a` AS `a` from `test`.`v1`
SELECT * from test.v1;
a	b
1	100
2	200
3	300
SELECT * from test.v1 where a = 1;
a	b
1	100
SELECT * from test.v1 where b > 100;
a	b
2	200
3	300
SELECT a, b from test.v1;
a	b
1	100
2	200
3	300
SELECT b, a from test.v1;
b	a
100	1
200	2
300	3
#
# DIGESTS SEEN ON TABLE
#
SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR
FROM performance_schema.events_statements_summary_by_digest
ORDER BY DIGEST_TEXT;
SCHEMA_NAME	DIGEST_TEXT	COUNT_STAR
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` 	1
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` WHERE `a` = ? 	1
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` WHERE `b` > ? 	1
test	EXPLAIN EXTENDED SELECT `a` , `b` FROM `test` . `v1` 	1
test	EXPLAIN EXTENDED SELECT `b` , `a` FROM `test` . `v1` 	1
test	SELECT * FROM `test` . `v1` 	1
test	SELECT * FROM `test` . `v1` WHERE `a` = ? 	1
test	SELECT * FROM `test` . `v1` WHERE `b` > ? 	1
test	SELECT `a` , `b` FROM `test` . `v1` 	1
test	SELECT `b` , `a` FROM `test` . `v1` 	1
test	SHOW WARNINGS 	5
test	TRUNCATE TABLE `performance_schema` . `events_statements_summary_by_digest` 	1
DROP TABLE test.v1;
CREATE VIEW test.v1 AS SELECT * FROM test.t1;
EXPLAIN EXTENDED SELECT * from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`
EXPLAIN EXTENDED SELECT * from test.v1 where a = 1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where `test`.`t1`.`a` = 1
EXPLAIN EXTENDED SELECT * from test.v1 where b > 100;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	Using where
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1` where `test`.`t1`.`b` > 100
EXPLAIN EXTENDED SELECT a, b from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`t1`.`a` AS `a`,`test`.`t1`.`b` AS `b` from `test`.`t1`
EXPLAIN EXTENDED SELECT b, a from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	100.00	
Warnings:
Note	1003	select `test`.`t1`.`b` AS `b`,`test`.`t1`.`a` AS `a` from `test`.`t1`
SELECT * from test.v1;
a	b
1	100
2	200
3	300
SELECT * from test.v1 where a = 1;
a	b
1	100
SELECT * from test.v1 where b > 100;
a	b
2	200
3	300
SELECT a, b from test.v1;
a	b
1	100
2	200
3	300
SELECT b, a from test.v1;
b	a
100	1
200	2
300	3
#
# DIGESTS SEEN ON VIEW
#
SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR
FROM performance_schema.events_statements_summary_by_digest
ORDER BY DIGEST_TEXT;
SCHEMA_NAME	DIGEST_TEXT	COUNT_STAR
test	CREATE VIEW `test` . `v1` AS SELECT * FROM `test` . `t1` 	1
test	DROP TABLE `test` . `v1` 	1
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` 	2
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` WHERE `a` = ? 	2
test	EXPLAIN EXTENDED SELECT * FROM `test` . `v1` WHERE `b` > ? 	2
test	EXPLAIN EXTENDED SELECT `a` , `b` FROM `test` . `v1` 	2
test	EXPLAIN EXTENDED SELECT `b` , `a` FROM `test` . `v1` 	2
test	SELECT * FROM `test` . `v1` 	2
test	SELECT * FROM `test` . `v1` WHERE `a` = ? 	2
test	SELECT * FROM `test` . `v1` WHERE `b` > ? 	2
test	SELECT SCHEMA_NAME , `DIGEST_TEXT` , `COUNT_STAR` FROM `performance_schema` . `events_statements_summary_by_digest` ORDER BY `DIGEST_TEXT` 	1
test	SELECT `a` , `b` FROM `test` . `v1` 	2
test	SELECT `b` , `a` FROM `test` . `v1` 	2
test	SHOW WARNINGS 	10
test	TRUNCATE TABLE `performance_schema` . `events_statements_summary_by_digest` 	1
DROP VIEW test.v1;
DROP TABLE test.t1;
CREATE TABLE test.v1 (a int, b int);
INSERT INTO test.v1 VALUES (1, 100), (2, 200), (3, 300);
CREATE TABLE test.t1 (a int, b int);
INSERT INTO test.t1 VALUES (1, 100), (2, 200), (3, 300);
TRUNCATE TABLE performance_schema.events_statements_summary_by_digest;
EXPLAIN SELECT * from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	
EXPLAIN SELECT * from test.v1 where a = 1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	Using where
EXPLAIN SELECT * from test.v1 where b > 100;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	Using where
EXPLAIN SELECT a, b from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	
EXPLAIN SELECT b, a from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	v1	ALL	NULL	NULL	NULL	NULL	3	
SELECT * from test.v1;
a	b
1	100
2	200
3	300
SELECT * from test.v1 where a = 1;
a	b
1	100
SELECT * from test.v1 where b > 100;
a	b
2	200
3	300
SELECT a, b from test.v1;
a	b
1	100
2	200
3	300
SELECT b, a from test.v1;
b	a
100	1
200	2
300	3
#
# DIGESTS SEEN ON TABLE
#
SELECT SCHEMA_NAME, DIGEST, DIGEST_TEXT, COUNT_STAR
FROM performance_schema.events_statements_summary_by_digest
ORDER BY DIGEST_TEXT;
SCHEMA_NAME	DIGEST	DIGEST_TEXT	COUNT_STAR
test	b09ba79901451a3ffe552333c381e88a	EXPLAIN SELECT * FROM `test` . `v1` 	1
test	dd6dc5d5113f799b5285767c07012224	EXPLAIN SELECT * FROM `test` . `v1` WHERE `a` = ? 	1
test	1f1038b822a0be14896a83f14f636d3c	EXPLAIN SELECT * FROM `test` . `v1` WHERE `b` > ? 	1
test	3958e74f20c70e3ceabeaf97ba341a35	EXPLAIN SELECT `a` , `b` FROM `test` . `v1` 	1
test	5a885e25d8b50c97edaa741a81a24929	EXPLAIN SELECT `b` , `a` FROM `test` . `v1` 	1
test	6e05f1ed475ef896fa98bc8f1f44bbfa	SELECT * FROM `test` . `v1` 	1
test	96f38ba3c6be9dd6f7170f62550e7d4f	SELECT * FROM `test` . `v1` WHERE `a` = ? 	1
test	4027a714ef42d32c2c750b0cf4b51be8	SELECT * FROM `test` . `v1` WHERE `b` > ? 	1
test	8b0d66e44b6f489f5dd0422c725e3ee2	SELECT `a` , `b` FROM `test` . `v1` 	1
test	7bc3d60a4285971a627e5e3f52d09c2c	SELECT `b` , `a` FROM `test` . `v1` 	1
test	85c6d6adac956e76a890209c3be41520	TRUNCATE TABLE `performance_schema` . `events_statements_summary_by_digest` 	1
DROP TABLE test.v1;
CREATE VIEW test.v1 AS SELECT * FROM test.t1;
EXPLAIN SELECT * from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	
EXPLAIN SELECT * from test.v1 where a = 1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
EXPLAIN SELECT * from test.v1 where b > 100;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	Using where
EXPLAIN SELECT a, b from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	
EXPLAIN SELECT b, a from test.v1;
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	t1	ALL	NULL	NULL	NULL	NULL	3	
SELECT * from test.v1;
a	b
1	100
2	200
3	300
SELECT * from test.v1 where a = 1;
a	b
1	100
SELECT * from test.v1 where b > 100;
a	b
2	200
3	300
SELECT a, b from test.v1;
a	b
1	100
2	200
3	300
SELECT b, a from test.v1;
b	a
100	1
200	2
300	3
#
# DIGESTS SEEN ON VIEW
#
SELECT SCHEMA_NAME, DIGEST, DIGEST_TEXT, COUNT_STAR
FROM performance_schema.events_statements_summary_by_digest
ORDER BY DIGEST_TEXT;
SCHEMA_NAME	DIGEST	DIGEST_TEXT	COUNT_STAR
test	2394efff76d5d6cd2fc36c009caedb6a	CREATE VIEW `test` . `v1` AS SELECT * FROM `test` . `t1` 	1
test	8fd87aff2a1cba6e969f5f88f65e8def	DROP TABLE `test` . `v1` 	1
test	b09ba79901451a3ffe552333c381e88a	EXPLAIN SELECT * FROM `test` . `v1` 	2
test	dd6dc5d5113f799b5285767c07012224	EXPLAIN SELECT * FROM `test` . `v1` WHERE `a` = ? 	2
test	1f1038b822a0be14896a83f14f636d3c	EXPLAIN SELECT * FROM `test` . `v1` WHERE `b` > ? 	2
test	3958e74f20c70e3ceabeaf97ba341a35	EXPLAIN SELECT `a` , `b` FROM `test` . `v1` 	2
test	5a885e25d8b50c97edaa741a81a24929	EXPLAIN SELECT `b` , `a` FROM `test` . `v1` 	2
test	6e05f1ed475ef896fa98bc8f1f44bbfa	SELECT * FROM `test` . `v1` 	2
test	96f38ba3c6be9dd6f7170f62550e7d4f	SELECT * FROM `test` . `v1` WHERE `a` = ? 	2
test	4027a714ef42d32c2c750b0cf4b51be8	SELECT * FROM `test` . `v1` WHERE `b` > ? 	2
test	6bf49b04e433e53f3ef755b00777810e	SELECT SCHEMA_NAME , `DIGEST` , `DIGEST_TEXT` , `COUNT_STAR` FROM `performance_schema` . `events_statements_summary_by_digest` ORDER BY `DIGEST_TEXT` 	1
test	8b0d66e44b6f489f5dd0422c725e3ee2	SELECT `a` , `b` FROM `test` . `v1` 	2
test	7bc3d60a4285971a627e5e3f52d09c2c	SELECT `b` , `a` FROM `test` . `v1` 	2
test	85c6d6adac956e76a890209c3be41520	TRUNCATE TABLE `performance_schema` . `events_statements_summary_by_digest` 	1
DROP VIEW test.v1;
DROP TABLE test.t1;