SET default_storage_engine=InnoDB; # Test 1) Show the page size from Information Schema SELECT variable_value FROM information_schema.global_status WHERE LOWER(variable_name) = 'innodb_page_size'; variable_value 16384 # Test 3) Query some information_shema tables that are dependent upon # the page size. SELECT t.name table_name, t.n_cols, t.flag table_flags, i.name index_name, i.page_no root_page, i.type, i.n_fields, i.merge_threshold FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES t, INFORMATION_SCHEMA.INNODB_SYS_INDEXES i WHERE t.table_id = i.table_id AND t.name LIKE 'mysql%' ORDER BY t.name, i.index_id; table_name n_cols table_flags index_name root_page type n_fields merge_threshold mysql/innodb_index_stats 11 33 PRIMARY 3 3 4 50 mysql/innodb_table_stats 9 33 PRIMARY 3 3 2 50 mysql/transaction_registry 8 33 PRIMARY 3 3 1 50 mysql/transaction_registry 8 33 commit_id 4 2 1 50 mysql/transaction_registry 8 33 begin_timestamp 5 0 1 50 mysql/transaction_registry 8 33 commit_timestamp 6 0 2 50 CREATE TABLE t1 (a INT KEY, b TEXT) ROW_FORMAT=REDUNDANT ENGINE=innodb; CREATE TABLE t2 (a INT KEY, b TEXT) ROW_FORMAT=COMPACT ENGINE=innodb; CREATE TABLE t3 (a INT KEY, b TEXT) ROW_FORMAT=COMPRESSED ENGINE=innodb; CREATE TABLE t4 (a INT KEY, b TEXT) ROW_FORMAT=DYNAMIC ENGINE=innodb; SELECT t.name table_name, t.n_cols, t.flag table_flags, i.name index_name, i.page_no root_page, i.type, i.n_fields, i.merge_threshold FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES t, INFORMATION_SCHEMA.INNODB_SYS_INDEXES i WHERE t.table_id = i.table_id AND t.name LIKE 'test%' ORDER BY t.name, i.name; table_name n_cols table_flags index_name root_page type n_fields merge_threshold test/t1 5 0 PRIMARY 3 3 1 50 test/t2 5 1 PRIMARY 3 3 1 50 test/t3 5 41 PRIMARY 3 3 1 50 test/t4 5 33 PRIMARY 3 3 1 50 === information_schema.innodb_sys_tablespaces and innodb_sys_datafiles === Space_Name Space_Type Page_Size Zip_Size Formats_Permitted Path test/t1 Single DEFAULT DEFAULT Compact or Redundant MYSQLD_DATADIR/test/t1.ibd test/t2 Single DEFAULT DEFAULT Compact or Redundant MYSQLD_DATADIR/test/t2.ibd test/t3 Single DEFAULT 8192 Compressed MYSQLD_DATADIR/test/t3.ibd test/t4 Single DEFAULT DEFAULT Dynamic MYSQLD_DATADIR/test/t4.ibd DROP TABLE t1, t2, t3, t4; # Test 4) The maximum row size is dependent upon the page size. # Each row format has its own amount of overhead that # varies depending on number of fields and other overhead. SET SESSION innodb_strict_mode = ON; CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(200), c40 char(211) ) ROW_FORMAT=redundant; DROP TABLE t1; CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(200), c40 char(212) ) ROW_FORMAT=redundant; ERROR 42000: Row size too large (> 8123). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline. CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(250), c40 char(246) ) ROW_FORMAT=compact; DROP TABLE t1; CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(250), c40 char(247) ) ROW_FORMAT=compact; ERROR 42000: Row size too large (> 8126). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline. CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(200), c40 char(157) ) ROW_FORMAT=compressed; DROP TABLE t1; CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(200), c40 char(160) ) ROW_FORMAT=compressed; ERROR 42000: Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline. CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(250), c40 char(246) ) ROW_FORMAT=dynamic; DROP TABLE t1; CREATE TABLE t1 ( c01 char(200), c02 char(200), c03 char(200), c04 char(200), c05 char(200), c06 char(200), c07 char(200), c08 char(200), c09 char(200), c10 char(200), c11 char(200), c12 char(200), c13 char(200), c14 char(200), c15 char(200), c16 char(200), c17 char(200), c18 char(200), c19 char(200), c20 char(200), c21 char(200), c22 char(200), c23 char(200), c24 char(200), c25 char(200), c26 char(200), c27 char(200), c28 char(200), c29 char(200), c30 char(200), c31 char(200), c32 char(200), c33 char(200), c34 char(200), c35 char(200), c36 char(200), c37 char(200), c38 char(200), c39 char(250), c40 char(247) ) ROW_FORMAT=dynamic; ERROR 42000: Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline. CREATE TABLE t1 (a varchar(255) character set utf8, b varchar(255) character set utf8, c varchar(255) character set utf8, d varchar(255) character set utf8, e varchar(4) character set utf8, PRIMARY KEY (a,b,c,d,e)) ENGINE=innodb; DROP TABLE t1; CREATE TABLE t1 (a varchar(255) character set utf8, b varchar(255) character set utf8, c varchar(255) character set utf8, d varchar(255) character set utf8, e varchar(5) character set utf8, PRIMARY KEY (a,b,c,d,e)) ENGINE=innodb; ERROR 42000: Specified key was too long; max key length is 3072 bytes CREATE TABLE t1 (a varchar(255) character set utf8, b varchar(255) character set utf8, c varchar(255) character set utf8, d varchar(255) character set utf8, e varchar(255) character set utf8, f varchar(4) character set utf8, PRIMARY KEY (a), KEY (b,c,d,e,f)) ENGINE=innodb; DROP TABLE t1; CREATE TABLE t1 (a varchar(255) character set utf8, b varchar(255) character set utf8, c varchar(255) character set utf8, d varchar(255) character set utf8, e varchar(255) character set utf8, f varchar(5) character set utf8, PRIMARY KEY (a), KEY (b,c,d,e,f)) ENGINE=innodb; ERROR 42000: Specified key was too long; max key length is 3072 bytes # Test 5) KEY_BLOCK_SIZE validation CREATE TABLE t1 (i int) ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=16; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=16 ALTER TABLE t1 KEY_BLOCK_SIZE=8; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=8 ALTER TABLE t1 KEY_BLOCK_SIZE=4; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=4 ALTER TABLE t1 KEY_BLOCK_SIZE=2; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=2 ALTER TABLE t1 KEY_BLOCK_SIZE=1; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=1 ALTER TABLE t1 KEY_BLOCK_SIZE=0; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED DROP TABLE t1; SET SESSION innodb_strict_mode = OFF; CREATE TABLE t1 (i int) ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=16; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=16 ALTER TABLE t1 KEY_BLOCK_SIZE=8; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=8 ALTER TABLE t1 KEY_BLOCK_SIZE=4; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=4 ALTER TABLE t1 KEY_BLOCK_SIZE=2; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=2 ALTER TABLE t1 KEY_BLOCK_SIZE=1; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED key_block_size=1 ALTER TABLE t1 KEY_BLOCK_SIZE=0; SHOW WARNINGS; Level Code Message SELECT table_name, row_format, create_options FROM information_schema.tables WHERE table_name = 't1'; table_name row_format create_options t1 Compressed row_format=COMPRESSED DROP TABLE t1; # Test 6) KEY_BLOCK_SIZE with innodb_file_per_table=OFF SET SESSION innodb_strict_mode = ON; SET GLOBAL innodb_file_per_table = OFF; SHOW VARIABLES LIKE 'innodb_file_per_table'; Variable_name Value innodb_file_per_table OFF CREATE TABLE t4 (id int PRIMARY KEY) ENGINE=innodb KEY_BLOCK_SIZE=8; ERROR HY000: Can't create table `test`.`t4` (errno: 140 "Wrong create options") SHOW WARNINGS; Level Code Message Warning 1478 InnoDB: KEY_BLOCK_SIZE requires innodb_file_per_table. Error 1005 Can't create table `test`.`t4` (errno: 140 "Wrong create options") Warning 1030 Got error 140 "Wrong create options" from storage engine InnoDB CREATE TABLE t5 (id int PRIMARY KEY) ENGINE=innodb KEY_BLOCK_SIZE=16; ERROR HY000: Can't create table `test`.`t5` (errno: 140 "Wrong create options") SHOW WARNINGS; Level Code Message Warning 1478 InnoDB: KEY_BLOCK_SIZE requires innodb_file_per_table. Error 1005 Can't create table `test`.`t5` (errno: 140 "Wrong create options") Warning 1030 Got error 140 "Wrong create options" from storage engine InnoDB SET GLOBAL innodb_file_per_table = ON; # Test 7) This series of tests were moved from innodb-index to here # because the second alter table t1 assumes a 16k page size. # Moving the test allows the rest of innodb-index to be run on all # page sizes. The previously disabled portions of this test were # moved as well. CREATE TABLE t2(d varchar(17) PRIMARY KEY) ENGINE=innodb DEFAULT CHARSET=utf8; CREATE TABLE t3(a int PRIMARY KEY) ENGINE=innodb; INSERT INTO t3 VALUES (22),(44),(33),(55),(66); INSERT INTO t2 VALUES ('jejdkrun87'),('adfd72nh9k'), ('adfdpplkeock'),('adfdijnmnb78k'),('adfdijn0loKNHJik'); CREATE TABLE t1(a int, b blob, c text, d text NOT NULL) ENGINE=innodb DEFAULT CHARSET=utf8 STATS_PERSISTENT=0; INSERT INTO t1 SELECT a,LEFT(REPEAT(d,100*a),65535),REPEAT(d,20*a),d FROM t2,t3 order by a, d; DROP TABLE t2, t3; SELECT COUNT(*) FROM t1 WHERE a=44; COUNT(*) 5 SELECT a, LENGTH(b),b=LEFT(REPEAT(d,100*a),65535),LENGTH(c),c=REPEAT(d,20*a),d FROM t1 ORDER BY 1, 2, 3, 4, 5, 6; a LENGTH(b) b=LEFT(REPEAT(d,100*a),65535) LENGTH(c) c=REPEAT(d,20*a) d 22 22000 1 4400 1 adfd72nh9k 22 22000 1 4400 1 jejdkrun87 22 26400 1 5280 1 adfdpplkeock 22 28600 1 5720 1 adfdijnmnb78k 22 35200 1 7040 1 adfdijn0loKNHJik 33 33000 1 6600 1 adfd72nh9k 33 33000 1 6600 1 jejdkrun87 33 39600 1 7920 1 adfdpplkeock 33 42900 1 8580 1 adfdijnmnb78k 33 52800 1 10560 1 adfdijn0loKNHJik 44 44000 1 8800 1 adfd72nh9k 44 44000 1 8800 1 jejdkrun87 44 52800 1 10560 1 adfdpplkeock 44 57200 1 11440 1 adfdijnmnb78k 44 65535 1 14080 1 adfdijn0loKNHJik 55 55000 1 11000 1 adfd72nh9k 55 55000 1 11000 1 jejdkrun87 55 65535 1 13200 1 adfdpplkeock 55 65535 1 14300 1 adfdijnmnb78k 55 65535 1 17600 1 adfdijn0loKNHJik 66 65535 1 13200 1 adfd72nh9k 66 65535 1 13200 1 jejdkrun87 66 65535 1 15840 1 adfdpplkeock 66 65535 1 17160 1 adfdijnmnb78k 66 65535 1 21120 1 adfdijn0loKNHJik ALTER TABLE t1 ADD PRIMARY KEY (a), ADD KEY (b(20)); ERROR 23000: Duplicate entry '22' for key 'PRIMARY' DELETE FROM t1 WHERE d='null'; ALTER TABLE t1 ADD PRIMARY KEY (a), ADD KEY (b(20)); ERROR 23000: Duplicate entry '22' for key 'PRIMARY' DELETE FROM t1 WHERE a%2; CHECK TABLE t1; Table Op Msg_type Msg_text test.t1 check status OK ALTER TABLE t1 ADD PRIMARY KEY (a,b(255),c(255)), ADD KEY (b(767)); SELECT COUNT(*) FROM t1 WHERE a=44; COUNT(*) 5 SELECT a, LENGTH(b), b=LEFT(REPEAT(d,100*a), 65535),LENGTH(c), c=REPEAT(d,20*a), d FROM t1; a LENGTH(b) b=LEFT(REPEAT(d,100*a), 65535) LENGTH(c) c=REPEAT(d,20*a) d 22 22000 1 4400 1 adfd72nh9k 22 35200 1 7040 1 adfdijn0loKNHJik 22 28600 1 5720 1 adfdijnmnb78k 22 26400 1 5280 1 adfdpplkeock 22 22000 1 4400 1 jejdkrun87 44 44000 1 8800 1 adfd72nh9k 44 65535 1 14080 1 adfdijn0loKNHJik 44 57200 1 11440 1 adfdijnmnb78k 44 52800 1 10560 1 adfdpplkeock 44 44000 1 8800 1 jejdkrun87 66 65535 1 13200 1 adfd72nh9k 66 65535 1 21120 1 adfdijn0loKNHJik 66 65535 1 17160 1 adfdijnmnb78k 66 65535 1 15840 1 adfdpplkeock 66 65535 1 13200 1 jejdkrun87 SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `a` int(11) NOT NULL, `b` blob NOT NULL, `c` text NOT NULL, `d` text NOT NULL, PRIMARY KEY (`a`,`b`(255),`c`(255)), KEY `b` (`b`(767)) ) ENGINE=InnoDB DEFAULT CHARSET=utf8 STATS_PERSISTENT=0 CHECK TABLE t1; Table Op Msg_type Msg_text test.t1 check status OK EXPLAIN SELECT * FROM t1 WHERE b LIKE 'adfd%'; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 range b b 769 NULL 12 Using where DROP TABLE t1; # Test 8) Test creating a table that could lead to undo log overflow. CREATE TABLE t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob, h blob,i blob,j blob,k blob,l blob,m blob,n blob, o blob,p blob,q blob,r blob,s blob,t blob,u blob) ENGINE=InnoDB ROW_FORMAT=dynamic; SET @a = repeat('a', 767); SET @b = repeat('b', 767); SET @c = repeat('c', 767); SET @d = repeat('d', 767); SET @e = repeat('e', 767); INSERT INTO t1 VALUES (@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a,@a); UPDATE t1 SET a=@b,b=@b,c=@b,d=@b,e=@b,f=@b,g=@b,h=@b,i=@b,j=@b, k=@b,l=@b,m=@b,n=@b,o=@b,p=@b,q=@b,r=@b,s=@b,t=@b,u=@b; CREATE INDEX t1a ON t1 (a(767)); CREATE INDEX t1b ON t1 (b(767)); CREATE INDEX t1c ON t1 (c(767)); CREATE INDEX t1d ON t1 (d(767)); CREATE INDEX t1e ON t1 (e(767)); UPDATE t1 SET a=@c,b=@c,c=@c,d=@c,e=@c,f=@c,g=@c,h=@c,i=@c,j=@c, k=@c,l=@c,m=@c,n=@c,o=@c,p=@c,q=@c,r=@c,s=@c,t=@c,u=@c; CREATE INDEX t1f ON t1 (f(767)); BEGIN; UPDATE t1 SET a=@d,b=@d,c=@d,d=@d,e=@d,f=@d,g=@d,h=@d,i=@d,j=@d, k=@d,l=@d,m=@d,n=@d,o=@d,p=@d,q=@d,r=@d,s=@d,t=@d,u=@d; ROLLBACK; BEGIN; UPDATE t1 SET a=@d,b=@d,c=@d,d=@d,e=@d; UPDATE t1 SET f=@d,g=@d,h=@d,i=@d,j=@d,k=@d,l=@d,m=@d, n=@d,o=@d,p=@d,q=@d,r=@d,s=@d,t=@d,u=@d; COMMIT; CREATE INDEX t1g ON t1 (g(767)); UPDATE t1 SET g=@e; CREATE INDEX t1h ON t1 (h(767)); UPDATE t1 SET h=@e; CREATE INDEX t1i ON t1 (i(767)); UPDATE t1 SET i=@e; CREATE INDEX t1j ON t1 (j(767)); UPDATE t1 SET j=@e; CREATE INDEX t1k ON t1 (k(767)); UPDATE t1 SET k=@e; CREATE INDEX t1l ON t1 (l(767)); UPDATE t1 SET l=@e; CREATE INDEX t1m ON t1 (m(767)); UPDATE t1 SET m=@e; CREATE INDEX t1n ON t1 (n(767)); UPDATE t1 SET n=@e; CREATE INDEX t1o ON t1 (o(767)); UPDATE t1 SET o=@e; CREATE INDEX t1p ON t1 (p(767)); UPDATE t1 SET p=@e; CREATE INDEX t1q ON t1 (q(767)); UPDATE t1 SET q=@e; CREATE INDEX t1r ON t1 (r(767)); UPDATE t1 SET r=@e; CREATE INDEX t1s ON t1 (s(767)); UPDATE t1 SET s=@e; CREATE INDEX t1t ON t1 (t(767)); BEGIN; UPDATE t1 SET t=@e; ROLLBACK; CREATE INDEX t1u ON t1 (u(767)); CREATE INDEX t1ut ON t1 (u(767), t(767)); CREATE INDEX t1st ON t1 (s(767), t(767)); SHOW CREATE TABLE t1; Table Create Table t1 CREATE TABLE `t1` ( `a` blob DEFAULT NULL, `b` blob DEFAULT NULL, `c` blob DEFAULT NULL, `d` blob DEFAULT NULL, `e` blob DEFAULT NULL, `f` blob DEFAULT NULL, `g` blob DEFAULT NULL, `h` blob DEFAULT NULL, `i` blob DEFAULT NULL, `j` blob DEFAULT NULL, `k` blob DEFAULT NULL, `l` blob DEFAULT NULL, `m` blob DEFAULT NULL, `n` blob DEFAULT NULL, `o` blob DEFAULT NULL, `p` blob DEFAULT NULL, `q` blob DEFAULT NULL, `r` blob DEFAULT NULL, `s` blob DEFAULT NULL, `t` blob DEFAULT NULL, `u` blob DEFAULT NULL, KEY `t1a` (`a`(767)), KEY `t1b` (`b`(767)), KEY `t1c` (`c`(767)), KEY `t1d` (`d`(767)), KEY `t1e` (`e`(767)), KEY `t1f` (`f`(767)), KEY `t1g` (`g`(767)), KEY `t1h` (`h`(767)), KEY `t1i` (`i`(767)), KEY `t1j` (`j`(767)), KEY `t1k` (`k`(767)), KEY `t1l` (`l`(767)), KEY `t1m` (`m`(767)), KEY `t1n` (`n`(767)), KEY `t1o` (`o`(767)), KEY `t1p` (`p`(767)), KEY `t1q` (`q`(767)), KEY `t1r` (`r`(767)), KEY `t1s` (`s`(767)), KEY `t1t` (`t`(767)), KEY `t1u` (`u`(767)), KEY `t1ut` (`u`(767),`t`(767)), KEY `t1st` (`s`(767),`t`(767)) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC DROP TABLE t1; # Bug#12547647 UPDATE LOGGING COULD EXCEED LOG PAGE SIZE CREATE TABLE bug12547647( a int NOT NULL, b blob NOT NULL, c text, PRIMARY KEY (b(10), a), INDEX (c(767)), INDEX(b(767)) ) ENGINE=InnoDB ROW_FORMAT=DYNAMIC; INSERT INTO bug12547647 VALUES (5,REPEAT('khdfo5AlOq',1900),REPEAT('g',7751)); COMMIT; BEGIN; UPDATE bug12547647 SET c = REPEAT('b',16928); SHOW WARNINGS; Level Code Message ROLLBACK; DROP TABLE bug12547647; SET SESSION innodb_strict_mode = OFF; CREATE TABLE t1( pk01 varchar(48), pk02 varchar(48), pk03 varchar(48), pk04 varchar(48), pk05 varchar(48), pk06 varchar(48), pk07 varchar(48), pk08 varchar(48), pk09 varchar(48), pk10 varchar(48), pk11 varchar(48), pk12 varchar(48), pk13 varchar(48), pk14 varchar(48), pk15 varchar(48), pk16 varchar(48), sk01 varchar(48), sk02 varchar(48), sk03 varchar(48), sk04 varchar(48), sk05 varchar(48), sk06 varchar(48), sk07 varchar(48), sk08 varchar(48), sk09 varchar(48), sk10 varchar(48), sk11 varchar(48), sk12 varchar(48), sk13 varchar(48), sk14 varchar(48), sk15 varchar(48), sk16 varchar(48), PRIMARY KEY pk(pk01,pk02,pk03,pk04,pk05,pk06,pk07,pk08, pk09,pk10,pk11,pk12,pk13,pk14,pk15,pk16), KEY pk(sk01,sk02,sk03,sk04,sk05,sk06,sk07,sk08, sk09,sk10,sk11,sk12,sk13,sk14,sk15,sk16)) ROW_FORMAT=Redundant ENGINE=InnoDB; Warnings: Warning 1280 Name 'pk' ignored for PRIMARY key. SET @r = repeat('a', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('b', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('c', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('d', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('e', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); DELETE from t1; DROP TABLE t1; CREATE TABLE t1( pk01 varchar(48), pk02 varchar(48), pk03 varchar(48), pk04 varchar(48), pk05 varchar(48), pk06 varchar(48), pk07 varchar(48), pk08 varchar(48), pk09 varchar(48), pk10 varchar(48), pk11 varchar(48), pk12 varchar(48), pk13 varchar(48), pk14 varchar(48), pk15 varchar(48), pk16 varchar(48), sk01 varchar(48), sk02 varchar(48), sk03 varchar(48), sk04 varchar(48), sk05 varchar(48), sk06 varchar(48), sk07 varchar(48), sk08 varchar(48), sk09 varchar(48), sk10 varchar(48), sk11 varchar(48), sk12 varchar(48), sk13 varchar(48), sk14 varchar(48), sk15 varchar(48), sk16 varchar(48), PRIMARY KEY pk(pk01,pk02,pk03,pk04,pk05,pk06,pk07,pk08, pk09,pk10,pk11,pk12,pk13,pk14,pk15,pk16), KEY pk(sk01,sk02,sk03,sk04,sk05,sk06,sk07,sk08, sk09,sk10,sk11,sk12,sk13,sk14,sk15,sk16)) ROW_FORMAT=Compressed KEY_BLOCK_SIZE=4 ENGINE=InnoDB; Warnings: Warning 1280 Name 'pk' ignored for PRIMARY key. SET @r = repeat('a', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('b', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('c', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('d', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); SET @r = repeat('e', 48); INSERT INTO t1 VALUES(@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r, @r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r,@r); DELETE from t1; DROP TABLE t1; CREATE TABLE t1( c text NOT NULL, d text NOT NULL, PRIMARY KEY (c(767),d(767))) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=1 CHARSET=ASCII; Warnings: Warning 139 Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline. DROP TABLE t1; CREATE TABLE t1( c text NOT NULL, d text NOT NULL, PRIMARY KEY (c(767),d(767))) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=2 CHARSET=ASCII; Warnings: Warning 139 Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline. DROP TABLE t1; CREATE TABLE t1( c text NOT NULL, d text NOT NULL, PRIMARY KEY (c(767),d(767))) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=4 CHARSET=ASCII; DROP TABLE t1; CREATE TABLE t1(c text, PRIMARY KEY (c(440))) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=1 CHARSET=ASCII; Warnings: Warning 139 Row size too large (> 8126). Changing some columns to TEXT or BLOB may help. In current row format, BLOB prefix of 0 bytes is stored inline. DROP TABLE t1; CREATE TABLE t1(c text, PRIMARY KEY (c(438))) ENGINE=InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=1 CHARSET=ASCII; INSERT INTO t1 VALUES(REPEAT('A',512)),(REPEAT('B',512)); DROP TABLE t1;