BUG#31761802 STATISTICS ANY QUERIES USING VIEWS ARE SUMMARIZED TOGETHER WITH THE VIEW DEFINITION SELECT

test case only

2 files changed, 220 insertions, 0 deletions

diff --git a/mysql-test/suite/perfschema/r/digest_view.result b/mysql-test/suite/perfschema/r/digest_view.result
new file mode 100644
index 00000000000..43a8bdb1577
--- /dev/null
+++ b/mysql-test/suite/perfschema/r/digest_view.result
@@ -0,0 +1,144 @@
+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;
diff --git a/mysql-test/suite/perfschema/t/digest_view.test b/mysql-test/suite/perfschema/t/digest_view.test
new file mode 100644
index 00000000000..462d60556eb
--- /dev/null
+++ b/mysql-test/suite/perfschema/t/digest_view.test
@@ -0,0 +1,76 @@
+# ----------------------------------------------------
+# Tests for the performance schema statement Digests.
+# ----------------------------------------------------
+
+# Test case to show behavior of statements digest when
+# using a view
+
+# Test requires: sp-protocol/ps-protocol/view-protocol/cursor-protocol disabled
+--source include/no_protocol.inc
+--source include/not_embedded.inc
+
+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;
+
+#
+# test.v1 is a table.
+# Every query here is different, and should have a different digest.
+#
+
+EXPLAIN EXTENDED SELECT * from test.v1;
+EXPLAIN EXTENDED SELECT * from test.v1 where a = 1;
+EXPLAIN EXTENDED SELECT * from test.v1 where b > 100;
+EXPLAIN EXTENDED SELECT a, b from test.v1;
+EXPLAIN EXTENDED SELECT b, a from test.v1;
+
+SELECT * from test.v1;
+SELECT * from test.v1 where a = 1;
+SELECT * from test.v1 where b > 100;
+SELECT a, b from test.v1;
+SELECT b, a from test.v1;
+
+--echo #
+--echo # DIGESTS SEEN ON TABLE
+--echo #
+
+SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR
+  FROM performance_schema.events_statements_summary_by_digest
+  ORDER BY DIGEST_TEXT;
+
+DROP TABLE test.v1;
+CREATE VIEW test.v1 AS SELECT * FROM test.t1;
+
+#
+# test.v1 is now a view.
+# the query digests should be unchanged.
+#
+
+EXPLAIN EXTENDED SELECT * from test.v1;
+EXPLAIN EXTENDED SELECT * from test.v1 where a = 1;
+EXPLAIN EXTENDED SELECT * from test.v1 where b > 100;
+EXPLAIN EXTENDED SELECT a, b from test.v1;
+EXPLAIN EXTENDED SELECT b, a from test.v1;
+
+SELECT * from test.v1;
+SELECT * from test.v1 where a = 1;
+SELECT * from test.v1 where b > 100;
+SELECT a, b from test.v1;
+SELECT b, a from test.v1;
+
+--echo #
+--echo # DIGESTS SEEN ON VIEW
+--echo #
+
+SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR
+  FROM performance_schema.events_statements_summary_by_digest
+  ORDER BY DIGEST_TEXT;
+
+DROP VIEW test.v1;
+DROP TABLE test.t1;
+