path: root/mysql-test/suite/innodb/t/instant_alter_crash.test

--source include/have_innodb.inc
# The embedded server tests do not support restarting.
--source include/not_embedded.inc
--source include/have_debug.inc
--source include/have_debug_sync.inc

FLUSH TABLES;

let INNODB_PAGE_SIZE=`select @@innodb_page_size`;
let MYSQLD_DATADIR=`select @@datadir`;

--echo #
--echo # MDEV-11369: Instant ADD COLUMN for InnoDB
--echo #

CREATE TABLE t1(id INT PRIMARY KEY, c2 INT UNIQUE)
ENGINE=InnoDB ROW_FORMAT=REDUNDANT;
CREATE TABLE t2 LIKE t1;
INSERT INTO t1 VALUES(0,2);
INSERT INTO t2 VALUES(2,1);
ALTER TABLE t2 ADD COLUMN (c3 TEXT NOT NULL DEFAULT 'De finibus bonorum');
BEGIN;
INSERT INTO t2 VALUES(3,4,'accusantium doloremque laudantium');

connect ddl, localhost, root;
SET DEBUG_SYNC='innodb_alter_inplace_before_commit SIGNAL ddl WAIT_FOR ever';
--send
ALTER TABLE t1 ADD COLUMN (c3 TEXT NOT NULL DEFAULT ' et malorum');

connection default;
SET DEBUG_SYNC='now WAIT_FOR ddl';
SET GLOBAL innodb_flush_log_at_trx_commit=1;
COMMIT;

--source include/kill_mysqld.inc
disconnect ddl;
--source include/start_mysqld.inc

SELECT * FROM t1;
SELECT * FROM t2;
BEGIN;
DELETE FROM t1;
ROLLBACK;
--source include/wait_all_purged.inc

INSERT INTO t2 VALUES
(16,1551,'Omnium enim rerum'),(128,1571,' principia parva sunt');

BEGIN;
UPDATE t1 SET c2=c2+1;

connect ddl, localhost, root;
SET DEBUG_SYNC='innodb_alter_inplace_before_commit SIGNAL ddl WAIT_FOR ever';
--send
ALTER TABLE t2 DROP COLUMN c3, ADD COLUMN c5 TEXT DEFAULT 'naturam abhorrere';

connection default;
SET DEBUG_SYNC='now WAIT_FOR ddl';
SET GLOBAL innodb_flush_log_at_trx_commit=1;
COMMIT;

--source include/kill_mysqld.inc
disconnect ddl;
--source include/start_mysqld.inc

SELECT * FROM t1;
SELECT * FROM t2;
BEGIN;
INSERT INTO t1 SET id=1;
DELETE FROM t2;
ROLLBACK;
--source include/wait_all_purged.inc

INSERT INTO t2 VALUES (64,42,'De finibus bonorum'), (347,33101,' et malorum');
BEGIN;
DELETE FROM t1;

connect ddl, localhost, root;
ALTER TABLE t2 DROP COLUMN c3;
SET DEBUG_SYNC='innodb_alter_inplace_before_commit SIGNAL ddl WAIT_FOR ever';
--send
ALTER TABLE t2 ADD COLUMN (c4 TEXT NOT NULL DEFAULT ' et malorum');

connection default;
SET DEBUG_SYNC='now WAIT_FOR ddl';
SET GLOBAL innodb_flush_log_at_trx_commit=1;
COMMIT;

--source include/kill_mysqld.inc
disconnect ddl;
--source include/start_mysqld.inc

let SEARCH_FILE= $MYSQLTEST_VARDIR/log/mysqld.1.err;
let SEARCH_PATTERN= \[Note\] InnoDB: Rolled back recovered transaction ;
-- source include/search_pattern_in_file.inc

SELECT * FROM t1;
SELECT * FROM t2;
BEGIN;
INSERT INTO t1 SET id=1;
DELETE FROM t2;
ROLLBACK;
--source include/wait_all_purged.inc

FLUSH TABLE t1,t2 FOR EXPORT;

# At this point, t1 is empty and t2 contains a 'default row'.

# The following is based on innodb.table_flags and innodb.dml_purge:
--perl
use strict;
my $ps= $ENV{INNODB_PAGE_SIZE};
foreach my $table ('t1','t2') {
my $file= "$ENV{MYSQLD_DATADIR}/test/$table.ibd";
open(FILE, "<", $file) || die "Unable to open $file\n";
my $page;
sysseek(FILE, 3*$ps, 0) || die "Unable to seek $file";
die "Unable to read $file" unless sysread(FILE, $page, $ps) == $ps;
print "$table clustered index root page";
print "(type ", unpack("n", substr($page,24,2)), "):\n";
print "N_RECS=", unpack("n", substr($page,38+16,2));
print "; LEVEL=", unpack("n", substr($page,38+26,2)), "\n";
my @fields=("id","DB_TRX_ID","DB_ROLL_PTR", "c2","c3","c4");
for (my $offset= 0x65; $offset;
     $offset= unpack("n", substr($page,$offset-2,2)))
{
    print "header=0x", unpack("H*",substr($page,$offset-6,6)), " (";
    my $n_fields= unpack("n", substr($page,$offset-4,2)) >> 1 & 0x3ff;
    my $start= 0;
    my $name;
    if (unpack("C", substr($page,$offset-3,1)) & 1) {
	for (my $i= 0; $i < $n_fields; $i++) {
	    my $end= unpack("C", substr($page, $offset-7-$i, 1));
	    print ",\n " if $i;
	    print "$fields[$i]=";
	    if ($end & 0x80) {
		print "NULL(", ($end & 0x7f) - $start, " bytes)"
	    } else {
		print "0x", unpack("H*", substr($page,$offset+$start,$end-$start))
	    }
	    $start= $end & 0x7f;
	}
    } else {
	for (my $i= 0; $i < $n_fields; $i++) {
	    my $end= unpack("n", substr($page, $offset-8-2*$i, 2));
	    print ",\n " if $i;
	    if ($i > 2 && !(~unpack("C",substr($page,$offset-6,1)) & 0x30)) {
		if ($i == 3) {
		    print "BLOB=";
		    $start += 8; # skip the space_id,page_number
		} else {
		    print "$fields[$i - 1]=";
		}
	    } else {
		print "$fields[$i]=";
	    }
	    if ($end & 0x8000) {
		print "NULL(", ($end & 0x7fff) - $start, " bytes)"
	    } else {
		print "0x", unpack("H*", substr($page,$offset+$start,($end-$start) & 0x3fff))
	    }
	    $start= $end & 0x3fff;
	}
    }
    print ")\n";
}
close(FILE) || die "Unable to close $file\n";
}
EOF

UNLOCK TABLES;

DELETE FROM t2;
--source include/wait_all_purged.inc

--echo #
--echo # MDEV-24323 Crash on recovery after kill during instant ADD COLUMN
--echo #
BEGIN;
INSERT INTO t1 VALUES(0,0);

connect ddl, localhost, root;
CREATE TABLE t3(id INT PRIMARY KEY, c2 INT, v2 INT AS(c2) VIRTUAL, UNIQUE(v2))
ENGINE=InnoDB;
INSERT INTO t3 SET id=1,c2=1;

SET DEBUG_SYNC='innodb_alter_inplace_before_commit SIGNAL ddl WAIT_FOR ever';
--send
ALTER TABLE t3 ADD COLUMN c3 TEXT NOT NULL DEFAULT 'sic transit gloria mundi';

connection default;
SET DEBUG_SYNC='now WAIT_FOR ddl';
SET GLOBAL innodb_flush_log_at_trx_commit=1;
COMMIT;

--source include/kill_mysqld.inc
disconnect ddl;
--source include/start_mysqld.inc

SHOW CREATE TABLE t1;
SHOW CREATE TABLE t2;
SHOW CREATE TABLE t3;
DROP TABLE t2,t3;

--echo #
--echo # MDEV-29440 InnoDB instant ALTER TABLE recovery wrongly uses
--echo #            READ COMMITTED isolation level instead of READ UNCOMMITTED
--echo #
CREATE TABLE t2(a INT UNSIGNED PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t2 VALUES (1),(2),(3),(4),(5),(6);

BEGIN;
DELETE FROM t1;

connect ddl, localhost, root;
SET DEBUG_SYNC='innodb_alter_inplace_before_commit SIGNAL ddl WAIT_FOR ever';
--send
ALTER TABLE t2 ADD COLUMN b TINYINT UNSIGNED NOT NULL DEFAULT 42 FIRST;

connection default;
SET DEBUG_SYNC='now WAIT_FOR ddl';
SET GLOBAL innodb_flush_log_at_trx_commit=1;
COMMIT;

--source include/kill_mysqld.inc
disconnect ddl;
--source include/start_mysqld.inc

CHECK TABLE t2;
DROP TABLE t1,t2;

--list_files $MYSQLD_DATADIR/test

--echo #
--echo #  MDEV-26198 Assertion `0' failed in row_log_table_apply_op during
--echo #		ADD PRIMARY KEY or OPTIMIZE TABLE
--echo #
CREATE TABLE t1(f1 year default null, f2 year default null,
                f3 text, f4 year default null, f5 year default null,
		f6 year default null, f7 year default null,
		f8 year default null)ENGINE=InnoDB ROW_FORMAT=REDUNDANT;
INSERT INTO t1 VALUES(1, 1, 1, 1, 1, 1, 1, 1);
ALTER TABLE t1 ADD COLUMN f9 year default null, ALGORITHM=INPLACE;
set DEBUG_SYNC="row_log_table_apply1_before SIGNAL con1_insert WAIT_FOR con1_finish";
send ALTER TABLE t1 ROW_FORMAT=REDUNDANT, ADD COLUMN f10 YEAR DEFAULT NULL, ALGORITHM=INPLACE;

connect(con1,localhost,root,,,);
SET DEBUG_SYNC="now WAIT_FOR con1_insert";
INSERT IGNORE INTO t1 (f3) VALUES ( 'b' );
INSERT IGNORE INTO t1 (f3) VALUES ( 'l' );
SET DEBUG_SYNC="now SIGNAL con1_finish";

connection default;
reap;
disconnect con1;
SET DEBUG_SYNC=RESET;
CHECK TABLE t1;
DROP TABLE t1;