MDEV-4697 UPDATE_TIME field for InnoDB

Import and adjust the MySQL 5.7 tests innodb.update_time innodb.update_time_wl6658 into MariaDB. The functionality is present since MariaDB 10.2.2 merged InnoDB from MySQL 5.7.9. It was implemented in MySQL 5.7.2.
MariaDB · Nov 23, 2017 · e2dd4e3 · e2dd4e3
2 parents 0055e1a + 187a5bb
commit e2dd4e3
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diff --git a/mysql-test/suite/innodb/r/update_time.result b/mysql-test/suite/innodb/r/update_time.result
@@ -0,0 +1,54 @@
+#
+# Test that INFORMATION_SCHEMA.TABLES.UPDATE_TIME is filled
+# correctly for InnoDB tables.
+#
+CREATE TABLE t (a INT) ENGINE=INNODB;
+SELECT update_time FROM information_schema.tables WHERE table_name = 't';
+update_time
+NULL
+INSERT INTO t VALUES (1);
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND update_time IS NOT NULL;
+COUNT(*)
+1
+# We cant deterministically check that the saved value is correct, but
+# at least we check that it is a timestamp not older than 2 minutes.
+# Usually update_time and NOW() are equal below, but on heavily loaded
+# machines NOW() could be younger.
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND TIMESTAMPDIFF(SECOND, update_time, NOW()) < 120;
+COUNT(*)
+1
+CREATE TEMPORARY TABLE big (a TEXT) ENGINE=INNODB;
+SELECT COUNT(*) FROM information_schema.innodb_buffer_page
+WHERE table_name = '`test`.`t`';
+COUNT(*)
+1
+# INSERT lots of data in table 'big': begin
+# INSERT lots of data in table 'big': end
+SELECT COUNT(*) FROM information_schema.innodb_buffer_page
+WHERE table_name = '`test`.`t`';
+COUNT(*)
+0
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND update_time IS NOT NULL;
+COUNT(*)
+1
+DROP TEMPORARY TABLE big;
+# Test the behavior after restart with a prepared XA transaction
+XA START 'xatrx';
+INSERT INTO t VALUES (5);
+XA END 'xatrx';
+XA PREPARE 'xatrx';
+CONNECT  con1,localhost,root,,;
+call mtr.add_suppression("Found 1 prepared XA transactions");
+FLUSH TABLES;
+# Kill and restart
+SELECT update_time FROM information_schema.tables WHERE table_name = 't';
+update_time
+NULL
+XA COMMIT 'xatrx';
+SELECT COUNT(update_time) FROM information_schema.tables WHERE table_name='t';
+COUNT(update_time)
+1
+DROP TABLE t;
diff --git a/mysql-test/suite/innodb/r/update_time_wl6658.result b/mysql-test/suite/innodb/r/update_time_wl6658.result
@@ -0,0 +1,228 @@
+CREATE TABLE tab1(c1 int,c2 varchar(30), c3 BLOB) ENGINE=InnoDB;
+CREATE TABLE tab1u LIKE tab1;
+CREATE TABLE tab1d LIKE tab1;
+CREATE TABLE tab1i LIKE tab1;
+CREATE TABLE tab3(c1 int,c2 varchar(30)) ENGINE=InnoDB;
+CREATE TABLE tab4(c1 int,c2 varchar(30)) ENGINE=InnoDB;
+CREATE TABLE tab5(c1 int,c2 varchar(30)) ENGINE=InnoDB;
+INSERT INTO tab1u VALUES(1,'Testing the wl6658','Testing the wl6658');
+INSERT INTO tab1d VALUES(1,'Updated','Updated');
+INSERT INTO tab4 VALUES(1,'Test for Update');
+INSERT INTO tab5 VALUES(1,'Test for Delete');
+CREATE TRIGGER test_trig BEFORE INSERT ON tab1
+FOR EACH ROW BEGIN
+INSERT INTO tab3 VALUES(1,'Inserted From Trigger');
+UPDATE tab4 SET c2='Updated from Trigger' WHERE c1=1;
+DELETE FROM tab5;
+END |
+CREATE TABLE tab2(
+id INT NOT NULL,
+store_name VARCHAR(30),
+parts VARCHAR(30),
+store_id INT
+) ENGINE=InnoDB
+PARTITION BY LIST(store_id) (
+PARTITION pNorth VALUES IN (10,20,30),
+PARTITION pEast VALUES IN (40,50,60),
+PARTITION pWest VALUES IN (70,80,100)
+);
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab2';
+update_time
+NULL
+CREATE PROCEDURE proc_wl6658()
+BEGIN
+INSERT INTO tab2 VALUES(1,'ORACLE','NUTT',10);
+INSERT INTO tab2 VALUES(2,'HUAWEI','BOLT',40);
+COMMIT;
+END |
+CALL proc_wl6658;
+SELECT * FROM tab2 ORDER BY id,store_id;
+id	store_name	parts	store_id
+1	ORACLE	NUTT	10
+2	HUAWEI	BOLT	40
+SELECT COUNT(update_time)
+FROM information_schema.tables WHERE table_name='tab2';
+COUNT(update_time)
+1
+TRUNCATE TABLE tab2;
+SELECT COUNT(update_time)
+FROM information_schema.tables WHERE table_name='tab2';
+COUNT(update_time)
+1
+CREATE TABLE tab7(c1 INT NOT NULL, PRIMARY KEY (c1)) ENGINE=INNODB;
+CREATE TABLE tab8(c1 INT PRIMARY KEY,c2 INT,
+FOREIGN KEY (c2) REFERENCES tab7(c1)  ON DELETE CASCADE )
+ENGINE=INNODB;
+SELECT table_name,update_time
+FROM information_schema.tables WHERE table_name IN ('tab7','tab8')
+GROUP BY table_name ORDER BY table_name;
+table_name	update_time
+tab7	NULL
+tab8	NULL
+INSERT INTO tab7 VALUES(1);
+INSERT INTO tab8 VALUES(1,1);
+SELECT table_name,COUNT(update_time)
+FROM information_schema.tables WHERE table_name IN ('tab7','tab8')
+GROUP BY table_name ORDER BY table_name;
+table_name	COUNT(update_time)
+tab7	1
+tab8	1
+#restart the server
+SELECT table_name,update_time
+FROM information_schema.tables
+WHERE table_name IN ('tab1','tab2','tab3','tab4','tab5','tab7','tab8')
+ORDER BY table_name;
+table_name	update_time
+tab1	NULL
+tab2	NULL
+tab3	NULL
+tab4	NULL
+tab5	NULL
+tab7	NULL
+tab8	NULL
+#case1:
+BEGIN WORK;
+INSERT INTO tab1
+VALUES(1,'Testing the wl6658', 'Testing the wl6658');
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1';
+update_time
+NULL
+COMMIT;
+SELECT * FROM tab1;
+c1	c2	c3
+1	Testing the wl6658	Testing the wl6658
+SELECT * FROM tab3;
+c1	c2
+1	Inserted From Trigger
+SELECT * FROM tab4;
+c1	c2
+1	Updated from Trigger
+SELECT * FROM tab5;
+c1	c2
+SELECT table_name,COUNT(update_time)
+FROM information_schema.tables
+WHERE table_name IN ('tab1','tab3','tab4','tab5')
+GROUP BY table_name ORDER BY table_name;
+table_name	COUNT(update_time)
+tab1	1
+tab3	1
+tab4	1
+tab5	1
+Testcase with UPDATE stmt and transaction
+SELECT * FROM tab1u;
+c1	c2	c3
+1	Testing the wl6658	Testing the wl6658
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1u';
+update_time
+NULL
+#case2:
+START TRANSACTION;
+UPDATE tab1u SET c2='Updated',c3='Updated' WHERE c1=1;
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1u';
+update_time
+NULL
+COMMIT;
+SELECT * FROM tab1u;
+c1	c2	c3
+1	Updated	Updated
+SELECT COUNT(update_time)
+FROM information_schema.tables WHERE table_name='tab1u';
+COUNT(update_time)
+1
+SELECT * FROM tab1d;
+c1	c2	c3
+1	Updated	Updated
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1d';
+update_time
+NULL
+#case3:
+START TRANSACTION;
+DELETE FROM tab1d;
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1d';
+update_time
+NULL
+COMMIT;
+SELECT * FROM tab1d;
+c1	c2	c3
+SELECT COUNT(update_time)
+FROM information_schema.tables WHERE table_name='tab1d';
+COUNT(update_time)
+1
+SELECT * FROM tab1i;
+c1	c2	c3
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1i';
+update_time
+NULL
+#case4:
+START TRANSACTION;
+INSERT INTO tab1i
+VALUES(1,'Testing the wl6658', 'Testing the wl6658');
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1i';
+update_time
+NULL
+ROLLBACK;
+SELECT * FROM tab1i;
+c1	c2	c3
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab1i';
+update_time
+NULL
+BEGIN WORK;
+INSERT INTO tab2 VALUES(1,'Oracle','NUTT',10);
+SAVEPOINT A;
+INSERT INTO tab2 VALUES(2,'HUAWEI','BOLT',40);
+SAVEPOINT B;
+INSERT INTO tab2 VALUES(3,'IBM','NAIL',70);
+SAVEPOINT C;
+ROLLBACK to A;
+SELECT * FROM tab2;
+id	store_name	parts	store_id
+1	Oracle	NUTT	10
+SELECT update_time
+FROM information_schema.tables WHERE table_name='tab2';
+update_time
+NULL
+#execute DDL instead of commit
+create table tab6(c1 int);
+SELECT COUNT(update_time)
+FROM information_schema.tables WHERE table_name='tab2';
+COUNT(update_time)
+1
+START TRANSACTION;
+DELETE FROM tab7;
+ROLLBACK;
+SELECT * FROM tab7;
+c1
+1
+SELECT * FROM tab8;
+c1	c2
+1	1
+SELECT table_name,update_time
+FROM information_schema.tables WHERE table_name IN ('tab7','tab8')
+GROUP BY table_name ORDER BY table_name;
+table_name	update_time
+tab7	NULL
+tab8	NULL
+DELETE FROM tab7;
+SELECT * FROM tab7;
+c1
+SELECT * FROM tab8;
+c1	c2
+SELECT table_name,COUNT(update_time)
+FROM information_schema.tables WHERE table_name IN ('tab7','tab8')
+GROUP BY table_name ORDER BY table_name;
+table_name	COUNT(update_time)
+tab7	1
+tab8	1
+#cleanup
+DROP TRIGGER test_trig;
+DROP TABLE tab1,tab1u,tab1d,tab1i,tab2,tab3,tab4,tab5,tab6,tab8,tab7;
+DROP PROCEDURE proc_wl6658;
diff --git a/mysql-test/suite/innodb/t/update_time-master.opt b/mysql-test/suite/innodb/t/update_time-master.opt
@@ -0,0 +1 @@
+--innodb-buffer-pool-size=10M
diff --git a/mysql-test/suite/innodb/t/update_time.test b/mysql-test/suite/innodb/t/update_time.test
@@ -0,0 +1,78 @@
+###################################################################
+-- echo #
+-- echo # Test that INFORMATION_SCHEMA.TABLES.UPDATE_TIME is filled
+-- echo # correctly for InnoDB tables.
+-- echo #
+
+-- source include/have_innodb.inc
+-- source include/have_innodb_max_16k.inc
+# restart does not work with embedded
+-- source include/not_embedded.inc
+
+CREATE TABLE t (a INT) ENGINE=INNODB;
+
+SELECT update_time FROM information_schema.tables WHERE table_name = 't';
+
+INSERT INTO t VALUES (1);
+
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND update_time IS NOT NULL;
+
+-- echo # We cant deterministically check that the saved value is correct, but
+-- echo # at least we check that it is a timestamp not older than 2 minutes.
+-- echo # Usually update_time and NOW() are equal below, but on heavily loaded
+-- echo # machines NOW() could be younger.
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND TIMESTAMPDIFF(SECOND, update_time, NOW()) < 120;
+
+CREATE TEMPORARY TABLE big (a TEXT) ENGINE=INNODB;
+
+SELECT COUNT(*) FROM information_schema.innodb_buffer_page
+WHERE table_name = '`test`.`t`';
+
+# evict table 't' by inserting as much data as the BP size itself
+-- echo # INSERT lots of data in table 'big': begin
+-- disable_query_log
+BEGIN;
+-- let $i = 10240
+while ($i)
+{
+	INSERT INTO big VALUES (REPEAT('a', 1024));
+	dec $i;
+}
+COMMIT;
+-- enable_query_log
+-- echo # INSERT lots of data in table 'big': end
+
+# confirm that all pages for table 't' have been evicted
+SELECT COUNT(*) FROM information_schema.innodb_buffer_page
+WHERE table_name = '`test`.`t`';
+
+# The result from this query will change once update_time becomes persistent
+# (WL#6917).
+SELECT COUNT(*) FROM information_schema.tables WHERE table_name = 't'
+AND update_time IS NOT NULL;
+
+DROP TEMPORARY TABLE big;
+
+-- echo # Test the behavior after restart with a prepared XA transaction
+
+XA START 'xatrx';
+INSERT INTO t VALUES (5);
+XA END 'xatrx';
+XA PREPARE 'xatrx';
+
+CONNECT (con1,localhost,root,,);
+
+call mtr.add_suppression("Found 1 prepared XA transactions");
+FLUSH TABLES;
+
+--source include/kill_and_restart_mysqld.inc
+
+SELECT update_time FROM information_schema.tables WHERE table_name = 't';
+
+XA COMMIT 'xatrx';
+
+SELECT COUNT(update_time) FROM information_schema.tables WHERE table_name='t';
+
+DROP TABLE t;