config root man

--source include/not_embedded.inc
--source include/not_crashrep.inc
--source include/not_valgrind.inc
--source include/have_debug.inc
--source include/have_innodb.inc
--source include/have_innodb_zip.inc

--echo #
--echo # Bug #16963396 INNODB: USE OF LARGE EXTERNALLY-STORED FIELDS MAKES
--echo # CRASH RECOVERY LOSE DATA
--echo #

connection default;

# ..........................................................................

--echo #
--echo # Uncompressed Table - Insert Operation - Crash Test
--echo # Fresh insert with blobs
--echo #

CREATE TABLE t1 (a BIGINT PRIMARY KEY, b LONGBLOB) ENGINE=InnoDB;

# Insert a few rows (it doesn't really matter how many). These transactions
# are committed once they are acked, so they should not be lost.
INSERT INTO t1 (a, b) VALUES (1, repeat('^', 40000));
INSERT INTO t1 (a, b) VALUES (2, '2');
INSERT INTO t1 (a, b) VALUES (3, '3');
INSERT INTO t1 (a, b) VALUES (4, '4');
INSERT INTO t1 (a, b) VALUES (5, '5');

# The BLOB insert will fail, and should disappear. However no data committed
# up to this point should be lost.
begin;
INSERT INTO t1 (a, b) VALUES (6, REPEAT('a', 4*1024*1024));

--source include/kill_and_restart_mysqld.inc

SELECT a, right(b, 50) FROM t1;

# ..........................................................................

--echo #
--echo # Uncompressed Table - UPDATE Operation - Crash Test
--echo # Update of non-blob column so that blob is needed.
--echo #

# The BLOB update will fail, and should disappear. However no data committed
# up to this point should be lost.
begin;
UPDATE t1 set b = REPEAT('a', 4*1024*1024) where a = 5 ;

--source include/kill_and_restart_mysqld.inc

SELECT a, right(b, 50) FROM t1;

# ..........................................................................

--echo #
--echo # Uncompressed Table - UPDATE Operation - Crash Test
--echo # Update of blob column to blob.
--echo #

# The BLOB update will fail, and should disappear. However no data committed
# up to this point should be lost.
begin;
UPDATE t1 set b = REPEAT('$', 50000) where a = 1 ;

--source include/kill_and_restart_mysqld.inc

SELECT a, right(b, 50) FROM t1;

# Clean up.
DROP TABLE t1;

# ..........................................................................

--echo #
--echo # Uncompressed Table - Rollback of UPDATE operation
--echo # Update moves offpage data to inline data.
--echo #

create table t2 (f1 bigint primary key, f2 longblob, f3 longblob,
  index(f2(10), f3(10))) engine=innodb;

insert into t2 values (10, repeat('.', 40000), repeat('?', 40000));

start transaction;
update t2 set f2 = '=';
select f1, right(f2, 20), right(f3, 20) from t2;
update t2 set f3 = '&';
select f1, right(f2, 20), right(f3, 20) from t2;

set session debug='d,ib_blob_update_rollback';
# We expect a restart.
--exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
--error 2013
rollback;

# Wait for the server to come back up, and reconnect.
--enable_reconnect
--source include/wait_until_connected_again.inc

select f1, right(f2, 20), right(f3, 20) from t2;
check table t2;

# ..........................................................................

--echo #
--echo # Uncompressed Table - Rollback of UPDATE operation
--echo #

insert into t2 values (20, repeat('.', 40000), repeat('?', 40000));

select f1, right(f2, 20), right(f3, 20) from t2;

start transaction;
update t2 set f2 = repeat('$', 60000) where f1 = 20;
select f1, right(f2, 20), right(f3, 20) from t2;

SET GLOBAL innodb_log_checkpoint_now=ON;

--source include/kill_mysqld.inc

--echo # Starting server with --innodb-force-recovery-crash=99
let SEARCH_FILE = $MYSQLTEST_VARDIR/log/my_restart.err;
let args = --loose-console --core-file > $SEARCH_FILE 2>&1;
let crash = $args --innodb-force-recovery-crash;

--error 3
--exec $MYSQLD_CMD $crash=99

let SEARCH_PATTERN = innodb_force_recovery_crash=99;
--source include/search_pattern_in_file.inc

--source include/start_mysqld.inc

select f1, right(f2, 20), right(f3, 20) from t2;
check table t2;
drop table t2;

# ..........................................................................

--echo #
--echo # Compressed Table - Insert Operation - Crash Test
--echo # fresh insert with BLOBs
--echo #

connection default;

set global innodb_compression_level = 0;

create table t3 (f1 bigint primary key, f2 longblob, f3 longblob,
  index(f2(10), f3(10))) engine=innodb row_format=compressed;

# The BLOB insert will fail, and should disappear. However no data committed
# up to this point should be lost.
--disable_query_log
begin;
INSERT INTO t3 (f1, f2, f3) VALUES (6, repeat('/', 40000), repeat('<', 40000));
--enable_query_log

--source include/kill_and_restart_mysqld.inc

select f1, length(f2), length(f3) from t3;
select f1, right(f2, 30), right(f3, 20) from t3;
check table t3;

# ..........................................................................

--echo #
--echo # Compressed Table - Update Operation - Crash Test
--echo # update of a non-BLOB column so that BLOB is needed
--echo #

set global innodb_compression_level = 0;
insert into t3 values (2, repeat('!', 30), repeat('+', 30));

# The BLOB update will fail, and should disappear. However no data committed
# up to this point should be lost.
begin;
UPDATE t3 set f2 = repeat('>', 40000) where f1 = 2;

--source include/kill_and_restart_mysqld.inc

select f1, length(f2), length(f3) from t3;
select f1, right(f2, 30), right(f3, 20) from t3;
check table t3;

# ..........................................................................

--echo #
--echo # Compressed Table - Update Operation - Crash Test
--echo # update blob to blob
--echo #

set global innodb_compression_level = 0;
insert into t3 values (3, repeat('%', 40000), repeat('~', 40000));

# The BLOB update will fail, and should disappear. However no data committed
# up to this point should be lost.
begin;
UPDATE t3 set f2 = concat(f2, repeat(',', 10)) where f1 = 3;

--source include/kill_and_restart_mysqld.inc

select f1, length(f2), length(f3) from t3;
select f1, right(f2, 30), right(f3, 20) from t3;
check table t3;

# Clean up.
DROP TABLE t3;