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+set @old_innodb_lock_wait_timeout=@@global.innodb_lock_wait_timeout;
+set global innodb_lock_wait_timeout=300;
+set session innodb_lock_wait_timeout=300;
+call mtr.add_suppression("Deadlock found when trying to get lock; try restarting transaction");
+#
+# Bug #22876 Four-way deadlock
+#
+DROP TABLE IF EXISTS t1;
+connect con1,localhost,root,,;
+connect con2,localhost,root,,;
+connect con3,localhost,root,,;
+connection con1;
+set @@autocommit=0;
+CREATE TABLE t1(s1 INT UNIQUE) ENGINE=innodb;
+INSERT INTO t1 VALUES (100);
+COMMIT;
+INSERT INTO t1 VALUES (1);
+connection con2;
+set @@autocommit=0;
+INSERT INTO t1 VALUES (2);
+INSERT INTO t1 VALUES (1);
+connection con3;
+set @@autocommit=0;
+DROP TABLE t1;
+connection con1;
+# Waiting for until transaction will be locked inside innodb subsystem
+# Connection 1 is now holding the lock.
+# Issuing insert from connection 1 while connection 2&3
+# is waiting for the lock should give a deadlock error.
+INSERT INTO t1 VALUES (2);
+ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
+# Cleanup
+connection con2;
+commit;
+set @@autocommit=1;
+connection con1;
+commit;
+set @@autocommit=1;
+connection con3;
+set @@autocommit=1;
+connection default;
+disconnect con1;
+disconnect con2;
+disconnect con3;
+#
+# Test for bug #37346 "innodb does not detect deadlock between update
+# and alter table".
+#
+drop table if exists t1;
+create table t1 (c1 int primary key, c2 int, c3 int) engine=InnoDB;
+insert into t1 values (1,1,0),(2,2,0),(3,3,0),(4,4,0),(5,5,0);
+begin;
+# Run statement which acquires X-lock on one of table's rows.
+update t1 set c3=c3+1 where c2=3;
+#
+connect con37346,localhost,root,,test,,;
+connection con37346;
+# The below ALTER TABLE statement should wait till transaction
+# in connection 'default' is complete and then succeed.
+# It should not deadlock or fail with ER_LOCK_DEADLOCK error.
+# Sending:
+alter table t1 add column c4 int;;
+#
+connection default;
+# Wait until the above ALTER TABLE gets blocked because this
+# connection holds SW metadata lock on table to be altered.
+# The below statement should succeed. It should not
+# deadlock or end with ER_LOCK_DEADLOCK error.
+update t1 set c3=c3+1 where c2=4;
+# Unblock ALTER TABLE by committing transaction.
+commit;
+#
+connection con37346;
+# Reaping ALTER TABLE.
+#
+connection default;
+disconnect con37346;
+drop table t1;
+#
+# Bug#53798 OPTIMIZE TABLE breaks repeatable read
+#
+DROP TABLE IF EXISTS t1;
+CREATE TABLE t1 (a INT) engine=innodb;
+INSERT INTO t1 VALUES (1), (2), (3);
+connect con1, localhost, root;
+START TRANSACTION WITH CONSISTENT SNAPSHOT;
+SELECT * FROM t1;
+a
+1
+2
+3
+connection default;
+# This should block
+# Sending:
+OPTIMIZE TABLE t1;
+connection con1;
+SELECT * FROM t1;
+a
+1
+2
+3
+COMMIT;
+connection default;
+# Reaping OPTIMIZE TABLE t1
+Table Op Msg_type Msg_text
+test.t1 optimize note Table does not support optimize, doing recreate + analyze instead
+test.t1 optimize status OK
+disconnect con1;
+DROP TABLE t1;
+#
+# Bug#49891 View DDL breaks REPEATABLE READ
+#
+DROP TABLE IF EXISTS t1, t2;
+DROP VIEW IF EXISTS v2;
+CREATE TABLE t1 ( f1 INTEGER ) ENGINE = innodb;
+CREATE TABLE t2 ( f1 INTEGER );
+CREATE VIEW v1 AS SELECT 1 FROM t1;
+connect con2, localhost, root;
+connect con3, localhost, root;
+connection con3;
+LOCK TABLE t1 WRITE;
+connection default;
+START TRANSACTION;
+# Sending:
+SELECT * FROM v1;
+connection con2;
+# Waiting for 'SELECT * FROM v1' to sync in.
+# Sending:
+ALTER VIEW v1 AS SELECT 2 FROM t2;
+connection con3;
+# Waiting for 'ALTER VIEW v1 AS SELECT 2 FROM t2' to sync in.
+UNLOCK TABLES;
+connection default;
+# Reaping: SELECT * FROM v1
+1
+SELECT * FROM v1;
+1
+COMMIT;
+connection con2;
+# Reaping: ALTER VIEW v1 AS SELECT 2 FROM t2
+connection default;
+DROP TABLE t1, t2;
+DROP VIEW v1;
+disconnect con2;
+disconnect con3;
+#
+# Bug#11815600 [ERROR] INNODB COULD NOT FIND INDEX PRIMARY
+# KEY NO 0 FOR TABLE IN ERROR LOG
+#
+DROP TABLE IF EXISTS t1;
+connect con1,localhost,root;
+connection default;
+CREATE TABLE t1 (id INT PRIMARY KEY, value INT) ENGINE = InnoDB;
+INSERT INTO t1 VALUES (1, 12345);
+START TRANSACTION;
+SELECT * FROM t1;
+id value
+1 12345
+connection con1;
+SET lock_wait_timeout=1;
+ALTER TABLE t1 ADD INDEX idx(value);
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+ALTER TABLE t1 ADD INDEX idx(value);
+ERROR HY000: Lock wait timeout exceeded; try restarting transaction
+connection default;
+SELECT * FROM t1;
+id value
+1 12345
+COMMIT;
+DROP TABLE t1;
+disconnect con1;
+set global innodb_lock_wait_timeout=@old_innodb_lock_wait_timeout;