EVOLUTION-MANAGER

Edit File: index_large_prefix_4k.result

SET default_storage_engine=InnoDB; set global innodb_file_per_table=1; ### Test 1 ### create table worklog5743(a TEXT not null, primary key (a(768))) ROW_FORMAT=DYNAMIC; show warnings; Level Code Message insert into worklog5743 values(repeat("a", 20000)); update worklog5743 set a = (repeat("b", 16000)); SET sql_mode= ''; create index idx on worklog5743(a(900)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes SET sql_mode= default; begin; update worklog5743 set a = (repeat("x", 17000)); select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ connect con1,localhost,root,,; select a = repeat("x", 17000) from worklog5743; a = repeat("x", 17000) 0 select a = repeat("b", 16000) from worklog5743; a = repeat("b", 16000) 1 connect con2,localhost,root,,; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a = repeat("x", 17000) from worklog5743; a = repeat("x", 17000) 1 connection default; rollback; drop table worklog5743; ### Test 2 ### create table worklog5743(a1 int, a2 TEXT not null) ROW_FORMAT=DYNAMIC; show warnings; Level Code Message create index idx on worklog5743(a1, a2(750)); show warnings; Level Code Message insert into worklog5743 values(9, repeat("a", 10000)); begin; update worklog5743 set a1 = 1111; connection con1; select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ explain select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743 ref idx idx 5 const 1 select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; a1 a2 = repeat("a", 10000) 9 1 connection con2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; a1 a2 = repeat("a", 10000) connection default; rollback; drop table worklog5743; ### Test 3 ### create table worklog5743(a1 int, a2 TEXT not null) ROW_FORMAT=DYNAMIC; create index idx on worklog5743(a1, a2(50)); insert into worklog5743 values(9, repeat("a", 10000)); begin; update worklog5743 set a1 = 2222; connection con1; select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ explain select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743 ref idx idx 5 const 1 select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; a1 a2 = repeat("a", 10000) 9 1 connection con2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a1, a2 = repeat("a", 10000) from worklog5743 where a1 = 9; a1 a2 = repeat("a", 10000) connection default; rollback; drop table worklog5743; ### Test 4 ### create table worklog5743_1(a1 int, a2 TEXT not null) KEY_BLOCK_SIZE=1; create table worklog5743_2(a1 int, a2 TEXT not null) KEY_BLOCK_SIZE=2; create table worklog5743_4(a1 int, a2 TEXT not null) KEY_BLOCK_SIZE=4; create index idx1 on worklog5743_1(a2(4000)); ERROR 42000: Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes Error 1118 Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs create index idx3 on worklog5743_1(a2(436)); ERROR 42000: Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs show warnings; Level Code Message Error 1118 Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs create index idx4 on worklog5743_1(a2(434)); show warnings; Level Code Message create index idx5 on worklog5743_1(a1, a2(430)); ERROR 42000: Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs show warnings; Level Code Message Error 1118 Row size too large. The maximum row size for the used table type, not counting BLOBs, is 1982. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs create index idx6 on worklog5743_1(a1, a2(428)); show warnings; Level Code Message SET sql_mode= ''; create index idx1 on worklog5743_2(a2(4000)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes show create table worklog5743_2; Table Create Table worklog5743_2 CREATE TABLE `worklog5743_2` ( `a1` int(11) DEFAULT NULL, `a2` text NOT NULL, KEY `idx1` (`a2`(768)) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 KEY_BLOCK_SIZE=2 create index idx3 on worklog5743_2(a2(769)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes create index idx4 on worklog5743_2(a2(768)); Warnings: Note 1831 Duplicate index `idx4`. This is deprecated and will be disallowed in a future release show warnings; Level Code Message Note 1831 Duplicate index `idx4`. This is deprecated and will be disallowed in a future release create index idx5 on worklog5743_2(a1, a2(765)); ERROR 42000: Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 768 bytes create index idx6 on worklog5743_2(a1, a2(764)); show warnings; Level Code Message create index idx1 on worklog5743_4(a2(4000)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes show create table worklog5743_4; Table Create Table worklog5743_4 CREATE TABLE `worklog5743_4` ( `a1` int(11) DEFAULT NULL, `a2` text NOT NULL, KEY `idx1` (`a2`(768)) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 KEY_BLOCK_SIZE=4 create index idx3 on worklog5743_4(a2(769)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes create index idx4 on worklog5743_4(a2(768)); Warnings: Note 1831 Duplicate index `idx4`. This is deprecated and will be disallowed in a future release show warnings; Level Code Message Note 1831 Duplicate index `idx4`. This is deprecated and will be disallowed in a future release create index idx5 on worklog5743_4(a1, a2(765)); ERROR 42000: Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 768 bytes create index idx6 on worklog5743_4(a1, a2(764)); show warnings; Level Code Message SET sql_mode= default; insert into worklog5743_1 values(9, repeat("a", 10000)); insert into worklog5743_2 values(9, repeat("a", 10000)); insert into worklog5743_4 values(9, repeat("a", 10000)); select a1, left(a2, 20) from worklog5743_1; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_2; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_4; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa begin; update worklog5743_1 set a1 = 1000; update worklog5743_2 set a1 = 1000; update worklog5743_4 set a1 = 1000; select a1, left(a2, 20) from worklog5743_1; a1 left(a2, 20) 1000 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_2; a1 left(a2, 20) 1000 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_4; a1 left(a2, 20) 1000 aaaaaaaaaaaaaaaaaaaa connection con1; select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ explain select a1, left(a2, 20) from worklog5743_1 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743_1 ref idx6 idx6 5 const 1 explain select a1, left(a2, 20) from worklog5743_2 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743_2 ref idx6 idx6 5 const 1 explain select a1, left(a2, 20) from worklog5743_4 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743_4 ref idx6 idx6 5 const 1 select a1, left(a2, 20) from worklog5743_1 where a1 = 9; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_2 where a1 = 9; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa select a1, left(a2, 20) from worklog5743_4 where a1 = 9; a1 left(a2, 20) 9 aaaaaaaaaaaaaaaaaaaa connection con2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a1, left(a2, 20) from worklog5743_1 where a1 = 9; a1 left(a2, 20) select a1, left(a2, 20) from worklog5743_2 where a1 = 9; a1 left(a2, 20) select a1, left(a2, 20) from worklog5743_4 where a1 = 9; a1 left(a2, 20) connection default; rollback; drop table worklog5743_1; drop table worklog5743_2; drop table worklog5743_4; ### Test 5 ### create table worklog5743(a1 int, a2 varchar(20000)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a2); ERROR 42000: Specified key was too long; max key length is 3072 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 3072 bytes Error 1071 Specified key was too long; max key length is 768 bytes drop table worklog5743; create table worklog5743(a1 int, a2 varchar(3072)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a2); ERROR 42000: Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 768 bytes drop table worklog5743; create table worklog5743(a1 int, a2 varchar(769)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a2); ERROR 42000: Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 768 bytes drop table worklog5743; create table worklog5743(a1 int, a2 varchar(768)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a2); show warnings; Level Code Message insert into worklog5743 values(9, repeat("a", 768)); update worklog5743 set a1 = 3333; drop table worklog5743; create table worklog5743(a1 int, a2 varchar(765)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a1, a2); ERROR 42000: Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Error 1071 Specified key was too long; max key length is 768 bytes drop table worklog5743; create table worklog5743(a1 int, a2 varchar(764)) ROW_FORMAT=DYNAMIC; create index idx1 on worklog5743(a1, a2); show warnings; Level Code Message insert into worklog5743 values(9, repeat("a", 764)); begin; update worklog5743 set a1 = 4444; connection con1; select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ explain select a1 from worklog5743 where a1 = 9; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE worklog5743 ref idx1 idx1 5 const 1 Using index select a1 from worklog5743 where a1 = 9; a1 9 connection con2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a1 from worklog5743 where a1 = 9; a1 connection default; rollback; drop table worklog5743; ### Test 6 ### create table worklog5743(a TEXT not null, primary key (a(1000))); ERROR 42000: Specified key was too long; max key length is 768 bytes create table worklog5743(a TEXT) ROW_FORMAT=COMPACT; create index idx on worklog5743(a(768)); ERROR HY000: Index column size too large. The maximum column size is 767 bytes create index idx on worklog5743(a(767)); insert into worklog5743 values(repeat("a", 20000)); begin; insert into worklog5743 values(repeat("b", 20000)); update worklog5743 set a = (repeat("x", 25000)); select @@session.tx_isolation; @@session.tx_isolation REPEATABLE-READ connection con1; select a = repeat("a", 20000) from worklog5743; a = repeat("a", 20000) 1 disconnect con1; connection con2; SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED; select @@session.tx_isolation; @@session.tx_isolation READ-UNCOMMITTED select a = repeat("x", 25000) from worklog5743; a = repeat("x", 25000) 1 1 disconnect con2; connection default; rollback; drop table worklog5743; ### Test 7 ### create table worklog5743(a TEXT not null) ROW_FORMAT=DYNAMIC; SET sql_mode= ''; create index idx1 on worklog5743(a(769)); Warnings: Note 1071 Specified key was too long; max key length is 768 bytes show warnings; Level Code Message Note 1071 Specified key was too long; max key length is 768 bytes SET sql_mode= default; create index idx2 on worklog5743(a(768)); Warnings: Note 1831 Duplicate index `idx2`. This is deprecated and will be disallowed in a future release show warnings; Level Code Message Note 1831 Duplicate index `idx2`. This is deprecated and will be disallowed in a future release show create table worklog5743; Table Create Table worklog5743 CREATE TABLE `worklog5743` ( `a` text NOT NULL, KEY `idx1` (`a`(768)), KEY `idx2` (`a`(768)) ) ENGINE=InnoDB DEFAULT CHARSET=latin1 ROW_FORMAT=DYNAMIC insert into worklog5743 values(repeat("a", 768)); drop table worklog5743; create table worklog5743(a TEXT not null) ROW_FORMAT=REDUNDANT; create index idx on worklog5743(a(768)); ERROR HY000: Index column size too large. The maximum column size is 767 bytes create index idx2 on worklog5743(a(767)); drop table worklog5743; create table worklog5743(a TEXT not null) ROW_FORMAT=COMPACT; create index idx on worklog5743(a(768)); ERROR HY000: Index column size too large. The maximum column size is 767 bytes create index idx2 on worklog5743(a(767)); drop table worklog5743; SET GLOBAL innodb_file_per_table=1;