drop table if exists t1, t2; select 0,256,00000000000000065536,2147483647,-2147483648,2147483648,+4294967296; 0 256 00000000000000065536 2147483647 -2147483648 2147483648 4294967296 0 256 65536 2147483647 -2147483648 2147483648 4294967296 select 9223372036854775807,-009223372036854775808; 9223372036854775807 -009223372036854775808 9223372036854775807 -9223372036854775808 select +9999999999999999999,-9999999999999999999; 9999999999999999999 -9999999999999999999 9999999999999999999 -9999999999999999999 select cast(9223372036854775808 as unsigned)+1; cast(9223372036854775808 as unsigned)+1 9223372036854775809 select 9223372036854775808+1; 9223372036854775808+1 9223372036854775809 select -(0-3),round(-(0-3)), round(9999999999999999999); -(0-3) round(-(0-3)) round(9999999999999999999) 3 3 9999999999999999999 select 1,11,101,1001,10001,100001,1000001,10000001,100000001,1000000001,10000000001,100000000001,1000000000001,10000000000001,100000000000001,1000000000000001,10000000000000001,100000000000000001,1000000000000000001,10000000000000000001; 1 11 101 1001 10001 100001 1000001 10000001 100000001 1000000001 10000000001 100000000001 1000000000001 10000000000001 100000000000001 1000000000000001 10000000000000001 100000000000000001 1000000000000000001 10000000000000000001 1 11 101 1001 10001 100001 1000001 10000001 100000001 1000000001 10000000001 100000000001 1000000000001 10000000000001 100000000000001 1000000000000001 10000000000000001 100000000000000001 1000000000000000001 10000000000000000001 select -1,-11,-101,-1001,-10001,-100001,-1000001,-10000001,-100000001,-1000000001,-10000000001,-100000000001,-1000000000001,-10000000000001,-100000000000001,-1000000000000001,-10000000000000001,-100000000000000001,-1000000000000000001,-10000000000000000001; -1 -11 -101 -1001 -10001 -100001 -1000001 -10000001 -100000001 -1000000001 -10000000001 -100000000001 -1000000000001 -10000000000001 -100000000000001 -1000000000000001 -10000000000000001 -100000000000000001 -1000000000000000001 -10000000000000000001 -1 -11 -101 -1001 -10001 -100001 -1000001 -10000001 -100000001 -1000000001 -10000000001 -100000000001 -1000000000001 -10000000000001 -100000000000001 -1000000000000001 -10000000000000001 -100000000000000001 -1000000000000000001 -10000000000000000001 select conv(1,10,16),conv((1<<2)-1,10,16),conv((1<<10)-2,10,16),conv((1<<16)-3,10,16),conv((1<<25)-4,10,16),conv((1<<31)-5,10,16),conv((1<<36)-6,10,16),conv((1<<47)-7,10,16),conv((1<<48)-8,10,16),conv((1<<55)-9,10,16),conv((1<<56)-10,10,16),conv((1<<63)-11,10,16); conv(1,10,16) conv((1<<2)-1,10,16) conv((1<<10)-2,10,16) conv((1<<16)-3,10,16) conv((1<<25)-4,10,16) conv((1<<31)-5,10,16) conv((1<<36)-6,10,16) conv((1<<47)-7,10,16) conv((1<<48)-8,10,16) conv((1<<55)-9,10,16) conv((1<<56)-10,10,16) conv((1<<63)-11,10,16) 1 3 3FE FFFD 1FFFFFC 7FFFFFFB FFFFFFFFA 7FFFFFFFFFF9 FFFFFFFFFFF8 7FFFFFFFFFFFF7 FFFFFFFFFFFFF6 7FFFFFFFFFFFFFF5 create table t1 (a bigint unsigned not null, primary key(a)); insert into t1 values (18446744073709551615), (0xFFFFFFFFFFFFFFFE), (18446744073709551613), (18446744073709551612); select * from t1; a 18446744073709551612 18446744073709551613 18446744073709551614 18446744073709551615 select * from t1 where a=18446744073709551615; a 18446744073709551615 delete from t1 where a=18446744073709551615; select * from t1; a 18446744073709551612 18446744073709551613 18446744073709551614 drop table t1; create table t1 ( a int not null default 1, big bigint ); insert into t1 (big) values (-1),(12345678901234567),(9223372036854775807),(18446744073709551615); Warnings: Warning 1264 Out of range value adjusted for column 'big' at row 4 select * from t1; a big 1 -1 1 12345678901234567 1 9223372036854775807 1 9223372036854775807 select min(big),max(big),max(big)-1 from t1; min(big) max(big) max(big)-1 -1 9223372036854775807 9223372036854775806 select min(big),max(big),max(big)-1 from t1 group by a; min(big) max(big) max(big)-1 -1 9223372036854775807 9223372036854775806 alter table t1 modify big bigint unsigned not null; Warnings: Warning 1264 Out of range value adjusted for column 'big' at row 1 select min(big),max(big),max(big)-1 from t1; min(big) max(big) max(big)-1 0 9223372036854775807 9223372036854775806 select min(big),max(big),max(big)-1 from t1 group by a; min(big) max(big) max(big)-1 0 9223372036854775807 9223372036854775806 insert into t1 (big) values (18446744073709551615); select * from t1; a big 1 0 1 12345678901234567 1 9223372036854775807 1 9223372036854775807 1 18446744073709551615 select min(big),max(big),max(big)-1 from t1; min(big) max(big) max(big)-1 0 18446744073709551615 18446744073709551614 select min(big),max(big),max(big)-1 from t1 group by a; min(big) max(big) max(big)-1 0 18446744073709551615 18446744073709551614 alter table t1 add key (big); select min(big),max(big),max(big)-1 from t1; min(big) max(big) max(big)-1 0 18446744073709551615 18446744073709551614 select min(big),max(big),max(big)-1 from t1 group by a; min(big) max(big) max(big)-1 0 18446744073709551615 18446744073709551614 alter table t1 modify big bigint not null; Warnings: Warning 1264 Out of range value adjusted for column 'big' at row 5 select * from t1; a big 1 0 1 12345678901234567 1 9223372036854775807 1 9223372036854775807 1 9223372036854775807 select min(big),max(big),max(big)-1 from t1; min(big) max(big) max(big)-1 0 9223372036854775807 9223372036854775806 select min(big),max(big),max(big)-1 from t1 group by a; min(big) max(big) max(big)-1 0 9223372036854775807 9223372036854775806 drop table t1; create table t1 (id bigint auto_increment primary key, a int) auto_increment=9999999999; insert into t1 values (null,1); select * from t1; id a 9999999999 1 select * from t1 limit 9999999999; id a 9999999999 1 drop table t1; CREATE TABLE t1 ( quantity decimal(60,0)); insert into t1 values (10000000000000000000); insert into t1 values (10000000000000000000.0); insert into t1 values ('10000000000000000000'); select * from t1; quantity 10000000000000000000 10000000000000000000 10000000000000000000 drop table t1; SELECT '0x8000000000000001'+0; '0x8000000000000001'+0 0 Warnings: Warning 1292 Truncated incorrect DOUBLE value: '0x8000000000000001' create table t1 ( value64 bigint unsigned not null, value32 integer not null, primary key(value64, value32) ); create table t2 ( value64 bigint unsigned not null, value32 integer not null, primary key(value64, value32) ); insert into t1 values(17156792991891826145, 1); insert into t1 values( 9223372036854775807, 2); insert into t2 values(17156792991891826145, 3); insert into t2 values( 9223372036854775807, 4); select * from t1; value64 value32 9223372036854775807 2 17156792991891826145 1 select * from t2; value64 value32 9223372036854775807 4 17156792991891826145 3 select * from t1, t2 where t1.value64=17156792991891826145 and t2.value64=17156792991891826145; value64 value32 value64 value32 17156792991891826145 1 17156792991891826145 3 select * from t1, t2 where t1.value64=17156792991891826145 and t2.value64=t1.value64; value64 value32 value64 value32 17156792991891826145 1 17156792991891826145 3 select * from t1, t2 where t1.value64= 9223372036854775807 and t2.value64=9223372036854775807; value64 value32 value64 value32 9223372036854775807 2 9223372036854775807 4 select * from t1, t2 where t1.value64= 9223372036854775807 and t2.value64=t1.value64; value64 value32 value64 value32 9223372036854775807 2 9223372036854775807 4 drop table t1, t2; create table t1 select 1 as 'a'; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bigint(1) NOT NULL default '0' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 drop table t1; create table t1 select 9223372036854775809 as 'a'; show create table t1; Table Create Table t1 CREATE TABLE `t1` ( `a` bigint(19) unsigned NOT NULL default '0' ) ENGINE=MyISAM DEFAULT CHARSET=latin1 select * from t1; a 9223372036854775809 drop table t1; DROP DATABASE IF EXISTS `scott`; Warnings: Note 1008 Can't drop database 'scott'; database doesn't exist create table t1 (a char(100), b varchar(100), c text, d blob); insert into t1 values( 18446744073709551615,18446744073709551615, 18446744073709551615, 18446744073709551615 ); insert into t1 values (-1 | 0,-1 | 0,-1 | 0 ,-1 | 0); select * from t1; a b c d 18446744073709551615 18446744073709551615 18446744073709551615 18446744073709551615 18446744073709551615 18446744073709551615 18446744073709551615 18446744073709551615 drop table t1; create table t1 ( quantity decimal(2) unsigned); insert into t1 values (500), (-500), (~0), (-1); Warnings: Warning 1264 Out of range value adjusted for column 'quantity' at row 1 Warning 1264 Out of range value adjusted for column 'quantity' at row 2 Warning 1264 Out of range value adjusted for column 'quantity' at row 3 Warning 1264 Out of range value adjusted for column 'quantity' at row 4 select * from t1; quantity 99 0 99 0 drop table t1; CREATE TABLE t1 ( `col1` INT(1) NULL, `col2` INT(2) NULL, `col3` INT(3) NULL, `col4` INT(4) NULL, `col5` INT(5) NULL, `col6` INT(6) NULL, `col7` INT(7) NULL, `col8` INT(8) NULL, `col9` INT(9) NULL, `col10` BIGINT(10) NULL, `col11` BIGINT(11) NULL, `col12` BIGINT(12) NULL, `col13` BIGINT(13) NULL, `col14` BIGINT(14) NULL, `col15` BIGINT(15) NULL, `col16` BIGINT(16) NULL, `col17` BIGINT(17) NULL, `col18` BIGINT(18) NULL, `col19` DECIMAL(19, 0) NULL, `col20` DECIMAL(20, 0) NULL, `col21` DECIMAL(21, 0) NULL, `col22` DECIMAL(22, 0) NULL, `col23` DECIMAL(23, 0) NULL, `col24` DECIMAL(24, 0) NULL, `col25` DECIMAL(25, 0) NULL, `col26` DECIMAL(26, 0) NULL, `col27` DECIMAL(27, 0) NULL, `col28` DECIMAL(28, 0) NULL, `col29` DECIMAL(29, 0) NULL, `col30` DECIMAL(30, 0) NULL, `col31` DECIMAL(31, 0) NULL, `col32` DECIMAL(32, 0) NULL, `col33` DECIMAL(33, 0) NULL, `col34` DECIMAL(34, 0) NULL, `col35` DECIMAL(35, 0) NULL, `col36` DECIMAL(36, 0) NULL, `col37` DECIMAL(37, 0) NULL, `col38` DECIMAL(38, 0) NULL, `fix1` DECIMAL(38, 1) NULL, `fix2` DECIMAL(38, 2) NULL, `fix3` DECIMAL(38, 3) NULL, `fix4` DECIMAL(38, 4) NULL, `fix5` DECIMAL(38, 5) NULL, `fix6` DECIMAL(38, 6) NULL, `fix7` DECIMAL(38, 7) NULL, `fix8` DECIMAL(38, 8) NULL, `fix9` DECIMAL(38, 9) NULL, `fix10` DECIMAL(38, 10) NULL, `fix11` DECIMAL(38, 11) NULL, `fix12` DECIMAL(38, 12) NULL, `fix13` DECIMAL(38, 13) NULL, `fix14` DECIMAL(38, 14) NULL, `fix15` DECIMAL(38, 15) NULL, `fix16` DECIMAL(38, 16) NULL, `fix17` DECIMAL(38, 17) NULL, `fix18` DECIMAL(38, 18) NULL, `fix19` DECIMAL(38, 19) NULL, `fix20` DECIMAL(38, 20) NULL, `fix21` DECIMAL(38, 21) NULL, `fix22` DECIMAL(38, 22) NULL, `fix23` DECIMAL(38, 23) NULL, `fix24` DECIMAL(38, 24) NULL, `fix25` DECIMAL(38, 25) NULL, `fix26` DECIMAL(38, 26) NULL, `fix27` DECIMAL(38, 27) NULL, `fix28` DECIMAL(38, 28) NULL, `fix29` DECIMAL(38, 29) NULL, `fix30` DECIMAL(38, 30) NULL ); INSERT INTO t1(`col1`, `col2`, `col3`, `col4`, `col5`, `col6`, `col7`, `col8`, `col9`, `col10`, `col11`, `col12`, `col13`, `col14`, `col15`, `col16`, `col17`, `col18`, `col19`, `col20`, `col21`, `col22`, `col23`, `col24`, `col25`, `col26`, `col27`, `col28`, `col29`, `col30`, `col31`, `col32`, `col33`, `col34`, `col35`, `col36`, `col37`, `col38`, `fix1`, `fix2`, `fix3`, `fix4`, `fix5`, `fix6`, `fix7`, `fix8`, `fix9`, `fix10`, `fix11`, `fix12`, `fix13`, `fix14`, `fix15`, `fix16`, `fix17`, `fix18`, `fix19`, `fix20`, `fix21`, `fix22`, `fix23`, `fix24`, `fix25`, `fix26`, `fix27`, `fix28`, `fix29`, `fix30`) VALUES (9, 99, 999, 9999, 99999, 999999, 9999999, 99999999, 999999999, 9999999999, 99999999999, 999999999999, 9999999999999, 99999999999999, 999999999999999, 9999999999999999, 99999999999999999, 999999999999999999, 9999999999999999999, 99999999999999999999, 999999999999999999999, 9999999999999999999999, 99999999999999999999999, 999999999999999999999999, 9999999999999999999999999, 99999999999999999999999999, 999999999999999999999999999, 9999999999999999999999999999, 99999999999999999999999999999, 999999999999999999999999999999, 9999999999999999999999999999999, 99999999999999999999999999999999, 999999999999999999999999999999999, 9999999999999999999999999999999999, 99999999999999999999999999999999999, 999999999999999999999999999999999999, 9999999999999999999999999999999999999, 99999999999999999999999999999999999999, 9999999999999999999999999999999999999.9, 999999999999999999999999999999999999.99, 99999999999999999999999999999999999.999, 9999999999999999999999999999999999.9999, 999999999999999999999999999999999.99999, 99999999999999999999999999999999.999999, 9999999999999999999999999999999.9999999, 999999999999999999999999999999.99999999, 99999999999999999999999999999.999999999, 9999999999999999999999999999.9999999999, 999999999999999999999999999.99999999999, 99999999999999999999999999.999999999999, 9999999999999999999999999.9999999999999, 999999999999999999999999.99999999999999, 99999999999999999999999.999999999999999, 9999999999999999999999.9999999999999999, 999999999999999999999.99999999999999999, 99999999999999999999.999999999999999999, 9999999999999999999.9999999999999999999, 999999999999999999.99999999999999999999, 99999999999999999.999999999999999999999, 9999999999999999.9999999999999999999999, 999999999999999.99999999999999999999999, 99999999999999.999999999999999999999999, 9999999999999.9999999999999999999999999, 999999999999.99999999999999999999999999, 99999999999.999999999999999999999999999, 9999999999.9999999999999999999999999999, 999999999.99999999999999999999999999999, 99999999.999999999999999999999999999999); SELECT * FROM t1; col1 col2 col3 col4 col5 col6 col7 col8 col9 col10 col11 col12 col13 col14 col15 col16 col17 col18 col19 col20 col21 col22 col23 col24 col25 col26 col27 col28 col29 col30 col31 col32 col33 col34 col35 col36 col37 col38 fix1 fix2 fix3 fix4 fix5 fix6 fix7 fix8 fix9 fix10 fix11 fix12 fix13 fix14 fix15 fix16 fix17 fix18 fix19 fix20 fix21 fix22 fix23 fix24 fix25 fix26 fix27 fix28 fix29 fix30 9 99 999 9999 99999 999999 9999999 99999999 999999999 9999999999 99999999999 999999999999 9999999999999 99999999999999 999999999999999 9999999999999999 99999999999999999 999999999999999999 9999999999999999999 99999999999999999999 999999999999999999999 9999999999999999999999 99999999999999999999999 999999999999999999999999 9999999999999999999999999 99999999999999999999999999 999999999999999999999999999 9999999999999999999999999999 99999999999999999999999999999 999999999999999999999999999999 9999999999999999999999999999999 99999999999999999999999999999999 999999999999999999999999999999999 9999999999999999999999999999999999 99999999999999999999999999999999999 999999999999999999999999999999999999 9999999999999999999999999999999999999 99999999999999999999999999999999999999 9999999999999999999999999999999999999.9 999999999999999999999999999999999999.99 99999999999999999999999999999999999.999 9999999999999999999999999999999999.9999 999999999999999999999999999999999.99999 99999999999999999999999999999999.999999 9999999999999999999999999999999.9999999 999999999999999999999999999999.99999999 99999999999999999999999999999.999999999 9999999999999999999999999999.9999999999 999999999999999999999999999.99999999999 99999999999999999999999999.999999999999 9999999999999999999999999.9999999999999 999999999999999999999999.99999999999999 99999999999999999999999.999999999999999 9999999999999999999999.9999999999999999 999999999999999999999.99999999999999999 99999999999999999999.999999999999999999 9999999999999999999.9999999999999999999 999999999999999999.99999999999999999999 99999999999999999.999999999999999999999 9999999999999999.9999999999999999999999 999999999999999.99999999999999999999999 99999999999999.999999999999999999999999 9999999999999.9999999999999999999999999 999999999999.99999999999999999999999999 99999999999.999999999999999999999999999 9999999999.9999999999999999999999999999 999999999.99999999999999999999999999999 99999999.999999999999999999999999999999 DROP TABLE t1;