drop table if exists t1;
select floor(5.5),floor(-5.5);
floor(5.5)	floor(-5.5)
5	-6
explain extended select floor(5.5),floor(-5.5);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select floor(5.5) AS `floor(5.5)`,floor(-5.5) AS `floor(-5.5)`
select ceiling(5.5),ceiling(-5.5);
ceiling(5.5)	ceiling(-5.5)
6	-5
explain extended select ceiling(5.5),ceiling(-5.5);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select ceiling(5.5) AS `ceiling(5.5)`,ceiling(-5.5) AS `ceiling(-5.5)`
select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
truncate(52.64,1)	truncate(52.64,2)	truncate(52.64,-1)	truncate(52.64,-2)	truncate(-52.64,1)	truncate(-52.64,-1)
52.6	52.64	50	0	-52.6	-50
explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select truncate(52.64,1) AS `truncate(52.64,1)`,truncate(52.64,2) AS `truncate(52.64,2)`,truncate(52.64,-1) AS `truncate(52.64,-1)`,truncate(52.64,-2) AS `truncate(52.64,-2)`,truncate(-52.64,1) AS `truncate(-52.64,1)`,truncate(-52.64,-1) AS `truncate(-52.64,-1)`
select round(5.5),round(-5.5);
round(5.5)	round(-5.5)
6	-6
explain extended select round(5.5),round(-5.5);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select round(5.5,0) AS `round(5.5)`,round(-5.5,0) AS `round(-5.5)`
select round(5.64,1),round(5.64,2),round(5.64,-1),round(5.64,-2);
round(5.64,1)	round(5.64,2)	round(5.64,-1)	round(5.64,-2)
5.6	5.64	10	0
select abs(-10), sign(-5), sign(5), sign(0);
abs(-10)	sign(-5)	sign(5)	sign(0)
10	-1	1	0
explain extended select abs(-10), sign(-5), sign(5), sign(0);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select abs(-10) AS `abs(-10)`,sign(-5) AS `sign(-5)`,sign(5) AS `sign(5)`,sign(0) AS `sign(0)`
select log(exp(10)),exp(log(sqrt(10))*2),log(-1),log(NULL),log(1,1),log(3,9),log(-1,2),log(NULL,2);
log(exp(10))	exp(log(sqrt(10))*2)	log(-1)	log(NULL)	log(1,1)	log(3,9)	log(-1,2)	log(NULL,2)
10	10.000000000000002	NULL	NULL	NULL	2	NULL	NULL
Warnings:
Warning	1365	Division by 0
Warning	1365	Division by 0
Warning	1365	Division by 0
explain extended select log(exp(10)),exp(log(sqrt(10))*2),log(-1),log(NULL),log(1,1),log(3,9),log(-1,2),log(NULL,2);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select log(exp(10)) AS `log(exp(10))`,exp(log(sqrt(10)) * 2) AS `exp(log(sqrt(10))*2)`,log(-1) AS `log(-1)`,log(NULL) AS `log(NULL)`,log(1,1) AS `log(1,1)`,log(3,9) AS `log(3,9)`,log(-1,2) AS `log(-1,2)`,log(NULL,2) AS `log(NULL,2)`
select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
ln(exp(10))	exp(ln(sqrt(10))*2)	ln(-1)	ln(0)	ln(NULL)
10	10.000000000000002	NULL	NULL	NULL
Warnings:
Warning	1365	Division by 0
Warning	1365	Division by 0
explain extended select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select ln(exp(10)) AS `ln(exp(10))`,exp(ln(sqrt(10)) * 2) AS `exp(ln(sqrt(10))*2)`,ln(-1) AS `ln(-1)`,ln(0) AS `ln(0)`,ln(NULL) AS `ln(NULL)`
select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
log2(8)	log2(15)	log2(-2)	log2(0)	log2(NULL)
3	3.9068905956085187	NULL	NULL	NULL
Warnings:
Warning	1365	Division by 0
Warning	1365	Division by 0
explain extended select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select log2(8) AS `log2(8)`,log2(15) AS `log2(15)`,log2(-2) AS `log2(-2)`,log2(0) AS `log2(0)`,log2(NULL) AS `log2(NULL)`
select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
log10(100)	log10(18)	log10(-4)	log10(0)	log10(NULL)
2	1.255272505103306	NULL	NULL	NULL
Warnings:
Warning	1365	Division by 0
Warning	1365	Division by 0
explain extended select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select log10(100) AS `log10(100)`,log10(18) AS `log10(18)`,log10(-4) AS `log10(-4)`,log10(0) AS `log10(0)`,log10(NULL) AS `log10(NULL)`
select pow(10,log10(10)),power(2,4);
pow(10,log10(10))	power(2,4)
10	16
explain extended select pow(10,log10(10)),power(2,4);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select pow(10,log10(10)) AS `pow(10,log10(10))`,pow(2,4) AS `power(2,4)`
set @@rand_seed1=10000000,@@rand_seed2=1000000;
select rand(999999),rand();
rand(999999)	rand()
0.014231365187309091	0.028870999839968048
explain extended select rand(999999),rand();
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select rand(999999) AS `rand(999999)`,rand() AS `rand()`
select pi(),format(sin(pi()/2),6),format(cos(pi()/2),6),format(abs(tan(pi())),6),format(cot(1),6),format(asin(1),6),format(acos(0),6),format(atan(1),6);
pi()	format(sin(pi()/2),6)	format(cos(pi()/2),6)	format(abs(tan(pi())),6)	format(cot(1),6)	format(asin(1),6)	format(acos(0),6)	format(atan(1),6)
3.141593	1.000000	0.000000	0.000000	0.642093	1.570796	1.570796	0.785398
explain extended select pi(),format(sin(pi()/2),6),format(cos(pi()/2),6),format(abs(tan(pi())),6),format(cot(1),6),format(asin(1),6),format(acos(0),6),format(atan(1),6);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select pi() AS `pi()`,format(sin(pi() / 2),6) AS `format(sin(pi()/2),6)`,format(cos(pi() / 2),6) AS `format(cos(pi()/2),6)`,format(abs(tan(pi())),6) AS `format(abs(tan(pi())),6)`,format(cot(1),6) AS `format(cot(1),6)`,format(asin(1),6) AS `format(asin(1),6)`,format(acos(0),6) AS `format(acos(0),6)`,format(atan(1),6) AS `format(atan(1),6)`
select degrees(pi()),radians(360);
degrees(pi())	radians(360)
180	6.283185307179586
select format(atan(-2, 2), 6);
format(atan(-2, 2), 6)
-0.785398
select format(atan(pi(), 0), 6);
format(atan(pi(), 0), 6)
1.570796
select format(atan2(-2, 2), 6);
format(atan2(-2, 2), 6)
-0.785398
select format(atan2(pi(), 0), 6);
format(atan2(pi(), 0), 6)
1.570796
SELECT ACOS(1.0);
ACOS(1.0)
0
SELECT ASIN(1.0);
ASIN(1.0)
1.5707963267948966
SELECT ACOS(0.2*5.0);
ACOS(0.2*5.0)
0
SELECT ACOS(0.5*2.0);
ACOS(0.5*2.0)
0
SELECT ASIN(0.8+0.2);
ASIN(0.8+0.2)
1.5707963267948966
SELECT ASIN(1.2-0.2);
ASIN(1.2-0.2)
1.5707963267948966
select format(4.55, 1), format(4.551, 1);
format(4.55, 1)	format(4.551, 1)
4.6	4.6
explain extended select degrees(pi()),radians(360);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select degrees(pi()) AS `degrees(pi())`,radians(360) AS `radians(360)`
select rand(rand);
ERROR 42S22: Unknown column 'rand' in 'field list'
create table t1 (col1 int, col2 decimal(60,30));
insert into t1 values(1,1234567890.12345);
select format(col2,7) from t1;
format(col2,7)
1,234,567,890.1234500
select format(col2,8) from t1;
format(col2,8)
1,234,567,890.12345000
insert into t1 values(7,1234567890123456.12345);
select format(col2,6) from t1 where col1=7;
format(col2,6)
1,234,567,890,123,456.123450
drop table t1;
select ceil(0.09);
ceil(0.09)
1
select ceil(0.000000000000000009);
ceil(0.000000000000000009)
1
create table t1 select round(1, 6);
show create table t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `round(1, 6)` int(1) NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
select * from t1;
round(1, 6)
1
drop table t1;
select abs(-2) * -2;
abs(-2) * -2
-4
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES (1),(1),(1),(2);
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED) 
FROM t1;
CAST(RAND(2) * 1000 AS UNSIGNED)	CAST(RAND(a) * 1000 AS UNSIGNED)
656	405
122	405
645	405
858	656
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED) 
FROM t1 WHERE a = 1;
CAST(RAND(2) * 1000 AS UNSIGNED)	CAST(RAND(a) * 1000 AS UNSIGNED)
656	405
122	405
645	405
INSERT INTO t1 VALUES (3);
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED) 
FROM t1;
CAST(RAND(2) * 1000 AS UNSIGNED)	CAST(RAND(a) * 1000 AS UNSIGNED)
656	405
122	405
645	405
858	656
354	906
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED) 
FROM t1 WHERE a = 1;
CAST(RAND(2) * 1000 AS UNSIGNED)	CAST(RAND(a) * 1000 AS UNSIGNED)
656	405
122	405
645	405
PREPARE stmt FROM 
"SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(?) * 1000 AS UNSIGNED)
    FROM t1 WHERE a = 1";
set @var=2;
EXECUTE stmt USING @var;
CAST(RAND(2) * 1000 AS UNSIGNED)	CAST(RAND(?) * 1000 AS UNSIGNED)
656	656
122	122
645	645
DROP TABLE t1;
set sql_mode="";
create table t1 (a varchar(90), ts datetime not null, index (a)) engine=innodb default charset=utf8;
set sql_mode=default;
insert into t1 values ('http://www.foo.com/', now());
select a from t1 where a='http://www.foo.com/' order by abs(timediff(ts, 0));
a
http://www.foo.com/
drop table t1;
set sql_mode='traditional';
select ln(-1);
ln(-1)
NULL
Warnings:
Warning	1365	Division by 0
select log10(-1);
log10(-1)
NULL
Warnings:
Warning	1365	Division by 0
select log2(-1);
log2(-1)
NULL
Warnings:
Warning	1365	Division by 0
select log(2,-1);
log(2,-1)
NULL
Warnings:
Warning	1365	Division by 0
select log(-2,1);
log(-2,1)
NULL
Warnings:
Warning	1365	Division by 0
set sql_mode='';
select round(111,-10);
round(111,-10)
0
select round(-5000111000111000155,-1);
round(-5000111000111000155,-1)
-5000111000111000160
select round(15000111000111000155,-1);
round(15000111000111000155,-1)
15000111000111000160
select truncate(-5000111000111000155,-1);
truncate(-5000111000111000155,-1)
-5000111000111000150
select truncate(15000111000111000155,-1);
truncate(15000111000111000155,-1)
15000111000111000150
set names utf8;
create table t1
(f1 varchar(32) not null,
f2 smallint(5) unsigned not null,
f3 int(10) unsigned not null default '0')
engine=myisam default charset=utf8;
insert into t1 values ('zombie',0,0),('gold',1,10000),('silver',2,10000);
create table t2
(f1 int(10) unsigned not null,
f2 int(10) unsigned not null,
f3 smallint(5) unsigned not null)
engine=myisam default charset=utf8;
insert into t2 values (16777216,16787215,1),(33554432,33564431,2);
select format(t2.f2-t2.f1+1,0) from t1,t2
where t1.f2 = t2.f3 order by t1.f1;
format(t2.f2-t2.f1+1,0)
10,000
10,000
drop table t1, t2;
set names default;
select cast(-2 as unsigned), 18446744073709551614, -2;
cast(-2 as unsigned)	18446744073709551614	-2
18446744073709551614	18446744073709551614	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select abs(cast(-2 as unsigned)), abs(18446744073709551614), abs(-2);
abs(cast(-2 as unsigned))	abs(18446744073709551614)	abs(-2)
18446744073709551614	18446744073709551614	2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select ceiling(cast(-2 as unsigned)), ceiling(18446744073709551614), ceiling(-2);
ceiling(cast(-2 as unsigned))	ceiling(18446744073709551614)	ceiling(-2)
18446744073709551614	18446744073709551614	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select floor(cast(-2 as unsigned)), floor(18446744073709551614), floor(-2);
floor(cast(-2 as unsigned))	floor(18446744073709551614)	floor(-2)
18446744073709551614	18446744073709551614	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select format(cast(-2 as unsigned), 2), format(18446744073709551614, 2), format(-2, 2);
format(cast(-2 as unsigned), 2)	format(18446744073709551614, 2)	format(-2, 2)
18,446,744,073,709,551,614.00	18,446,744,073,709,551,614.00	-2.00
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select sqrt(cast(-2 as unsigned)), sqrt(18446744073709551614), sqrt(-2);
sqrt(cast(-2 as unsigned))	sqrt(18446744073709551614)	sqrt(-2)
4294967296	4294967296	NULL
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select round(cast(-2 as unsigned), 1), round(18446744073709551614, 1), round(-2, 1);
round(cast(-2 as unsigned), 1)	round(18446744073709551614, 1)	round(-2, 1)
18446744073709551614	18446744073709551614	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select round(4, cast(-2 as unsigned)), round(4, 18446744073709551614), round(4, -2);
round(4, cast(-2 as unsigned))	round(4, 18446744073709551614)	round(4, -2)
4	4	0
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select truncate(cast(-2 as unsigned), 1), truncate(18446744073709551614, 1), truncate(-2, 1);
truncate(cast(-2 as unsigned), 1)	truncate(18446744073709551614, 1)	truncate(-2, 1)
18446744073709551614	18446744073709551614	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select truncate(4, cast(-2 as unsigned)), truncate(4, 18446744073709551614), truncate(4, -2);
truncate(4, cast(-2 as unsigned))	truncate(4, 18446744073709551614)	truncate(4, -2)
4	4	0
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select round(10000000000000000000, -19), truncate(10000000000000000000, -19);
round(10000000000000000000, -19)	truncate(10000000000000000000, -19)
10000000000000000000	10000000000000000000
select round(1e0, -309), truncate(1e0, -309);
round(1e0, -309)	truncate(1e0, -309)
0	0
select round(1e1,308), truncate(1e1, 308);
round(1e1,308)	truncate(1e1, 308)
10	10
select round(1e1, 2147483648), truncate(1e1, 2147483648);
round(1e1, 2147483648)	truncate(1e1, 2147483648)
10	10
select round(1.1e1, 4294967295), truncate(1.1e1, 4294967295);
round(1.1e1, 4294967295)	truncate(1.1e1, 4294967295)
11	11
select round(1.12e1, 4294967296), truncate(1.12e1, 4294967296);
round(1.12e1, 4294967296)	truncate(1.12e1, 4294967296)
11.2	11.2
select round(1.5, 2147483640), truncate(1.5, 2147483640);
round(1.5, 2147483640)	truncate(1.5, 2147483640)
1.50000000000000000000000000000000000000	1.50000000000000000000000000000000000000
select round(1.5, -2147483649), round(1.5, 2147483648);
round(1.5, -2147483649)	round(1.5, 2147483648)
0	1.50000000000000000000000000000000000000
select truncate(1.5, -2147483649), truncate(1.5, 2147483648);
truncate(1.5, -2147483649)	truncate(1.5, 2147483648)
0	1.50000000000000000000000000000000000000
select round(1.5, -4294967296), round(1.5, 4294967296);
round(1.5, -4294967296)	round(1.5, 4294967296)
0	1.50000000000000000000000000000000000000
select truncate(1.5, -4294967296), truncate(1.5, 4294967296);
truncate(1.5, -4294967296)	truncate(1.5, 4294967296)
0	1.50000000000000000000000000000000000000
select round(1.5, -9223372036854775808), round(1.5, 9223372036854775808);
round(1.5, -9223372036854775808)	round(1.5, 9223372036854775808)
0	1.50000000000000000000000000000000000000
select truncate(1.5, -9223372036854775808), truncate(1.5, 9223372036854775808);
truncate(1.5, -9223372036854775808)	truncate(1.5, 9223372036854775808)
0	1.50000000000000000000000000000000000000
select round(1.5, 18446744073709551615), truncate(1.5, 18446744073709551615);
round(1.5, 18446744073709551615)	truncate(1.5, 18446744073709551615)
1.50000000000000000000000000000000000000	1.50000000000000000000000000000000000000
select round(18446744073709551614, -1), truncate(18446744073709551614, -1);
round(18446744073709551614, -1)	truncate(18446744073709551614, -1)
18446744073709551610	18446744073709551610
select round(4, -4294967200), truncate(4, -4294967200);
round(4, -4294967200)	truncate(4, -4294967200)
0	0
select mod(cast(-2 as unsigned), 3), mod(18446744073709551614, 3), mod(-2, 3);
mod(cast(-2 as unsigned), 3)	mod(18446744073709551614, 3)	mod(-2, 3)
2	2	-2
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select mod(5, cast(-2 as unsigned)), mod(5, 18446744073709551614), mod(5, -2);
mod(5, cast(-2 as unsigned))	mod(5, 18446744073709551614)	mod(5, -2)
5	5	1
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
select pow(cast(-2 as unsigned), 5), pow(18446744073709551614, 5), pow(-2, 5);
pow(cast(-2 as unsigned), 5)	pow(18446744073709551614, 5)	pow(-2, 5)
2.13598703592091e96	2.13598703592091e96	-32
Warnings:
Note	1105	Cast to unsigned converted negative integer to it's positive complement
CREATE TABLE t1 (a timestamp, b varchar(20), c bit(1));
INSERT INTO t1 VALUES('1998-09-23', 'str1', 1), ('2003-03-25', 'str2', 0);
SELECT a DIV 900 y FROM t1 GROUP BY y;
y
22201025555
22255916666
SELECT DISTINCT a DIV 900 y FROM t1;
y
22201025555
22255916666
SELECT b DIV 900 y FROM t1 GROUP BY y;
y
0
Warnings:
Warning	1918	Encountered illegal value '' when converting to DECIMAL
Warning	1292	Truncated incorrect DECIMAL value: 'str1'
Warning	1918	Encountered illegal value '' when converting to DECIMAL
Warning	1292	Truncated incorrect DECIMAL value: 'str2'
SELECT c DIV 900 y FROM t1 GROUP BY y;
y
0
DROP TABLE t1;
CREATE TABLE t1(a LONGBLOB);
INSERT INTO t1 VALUES('1'),('2'),('3');
SELECT DISTINCT (a DIV 254576881) FROM t1;
(a DIV 254576881)
0
SELECT (a DIV 254576881) FROM t1 UNION ALL 
SELECT (a DIV 254576881) FROM t1;
(a DIV 254576881)
0
0
0
0
0
0
DROP TABLE t1;
CREATE TABLE t1(a SET('a','b','c'));
INSERT INTO t1 VALUES ('a');
SELECT a DIV 2 FROM t1 UNION SELECT a DIV 2 FROM t1;
a DIV 2
0
DROP TABLE t1;
CREATE TABLE t1 (a DOUBLE);
INSERT INTO t1 VALUES (-1.1), (1.1),
(-1.5), (1.5),
(-1.9), (1.9),
(-2.1), (2.1),
(-2.5), (2.5),
(-2.9), (2.9),
# Check numbers with absolute values > 2^53 - 1 
# (see comments for MAX_EXACT_INTEGER)
(-1e16 - 0.5), (1e16 + 0.5),
(-1e16 - 1.5), (1e16 + 1.5);
SELECT a, ROUND(a) FROM t1;
a	ROUND(a)
-1.1	-1
1.1	1
-1.5	-2
1.5	2
-1.9	-2
1.9	2
-2.1	-2
2.1	2
-2.5	-2
2.5	2
-2.9	-3
2.9	3
-1e16	-10000000000000000
1e16	10000000000000000
-1.0000000000000002e16	-10000000000000002
1.0000000000000002e16	10000000000000002
DROP TABLE t1;
CREATE TABLE t1(f1 LONGTEXT) engine=myisam;
INSERT INTO t1 VALUES ('a');
SELECT 1 FROM (SELECT ROUND(f1) AS a FROM t1) AS s WHERE a LIKE 'a';
1
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'a'
SELECT 1 FROM (SELECT ROUND(f1, f1) AS a FROM t1) AS s WHERE a LIKE 'a';
1
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'a'
Warning	1292	Truncated incorrect INTEGER value: 'a'
DROP TABLE t1;
End of 5.0 tests
SELECT 1e308 + 1e308;
ERROR 22003: DOUBLE value is out of range in '1e308 + 1e308'
SELECT -1e308 - 1e308;
ERROR 22003: DOUBLE value is out of range in '-1e308 - 1e308'
SELECT 1e300 * 1e300;
ERROR 22003: DOUBLE value is out of range in '1e300 * 1e300'
SELECT 1e300 / 1e-300;
ERROR 22003: DOUBLE value is out of range in '1e300 / 1e-300'
SELECT EXP(750);
ERROR 22003: DOUBLE value is out of range in 'exp(750)'
SELECT POW(10, 309);
ERROR 22003: DOUBLE value is out of range in 'pow(10,309)'
#
# Bug #44768: SIGFPE crash when selecting rand from a view
#             containing null
#
CREATE OR REPLACE VIEW v1 AS SELECT NULL AS a;
SELECT RAND(a) FROM v1;
RAND(a)
0.15522042769493574
DROP VIEW v1;
SELECT RAND(a) FROM (SELECT NULL AS a) b;
RAND(a)
0.15522042769493574
CREATE TABLE t1 (i INT);
INSERT INTO t1 VALUES (NULL);
SELECT RAND(i) FROM t1;
RAND(i)
0.15522042769493574
DROP TABLE t1;
#
# Bug#57477 SIGFPE when dividing a huge number a negative number
#
SELECT -9999999999999999991 DIV -1;
ERROR 22003: BIGINT value is out of range in '-9999999999999999991 DIV -1'
SELECT -9223372036854775808 DIV -1;
ERROR 22003: BIGINT value is out of range in '-9223372036854775808 DIV -1'
SELECT -9223372036854775808 MOD -1;
-9223372036854775808 MOD -1
0
SELECT -9223372036854775808999 MOD -1;
-9223372036854775808999 MOD -1
0
select 123456789012345678901234567890.123456789012345678901234567890 div 1 as x;
ERROR 22003: BIGINT value is out of range in '123456789012345678901234567890.123456789012345678901234567890 DIV 1'
select "123456789012345678901234567890.123456789012345678901234567890" div 1 as x;
ERROR 22003: BIGINT value is out of range in ''123456789012345678901234567890.123456789012345678901234567890' DIV 1'
SHOW WARNINGS;
Level	Code	Message
Warning	1916	Got overflow when converting '123456789012345678901234567890' to INT. Value truncated
Error	1690	BIGINT value is out of range in ''123456789012345678901234567890.123456789012345678901234567890' DIV 1'
#
# Bug#57810 case/when/then : Assertion failed: length || !scale
#
SELECT CASE(('')) WHEN (CONVERT(1, CHAR(1))) THEN (('' / 1)) END;
CASE(('')) WHEN (CONVERT(1, CHAR(1))) THEN (('' / 1)) END
NULL
CREATE TABLE t1 SELECT CAST((CASE(('')) WHEN (CONVERT(1, CHAR(1))) THEN (('' / 1)) END) AS CHAR) as C;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `C` varchar(23) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
#
# Bug#11764994  57900: CREATE TABLE .. SELECT ASSERTS SCALE >= 0 && PRECISION > 0 && SCALE <= PR
#
CREATE TABLE t1 SELECT CEIL(LINESTRINGFROMWKB(1) DIV NULL);
ERROR HY000: Illegal parameter data type int for operation 'st_geometryfromwkb'
CREATE TABLE t1 SELECT FLOOR(LINESTRINGFROMWKB(1) DIV NULL);
ERROR HY000: Illegal parameter data type int for operation 'st_geometryfromwkb'
#
# Bug#11765923  58937: MANY VALGRIND ERRORS AFTER GROUPING BY RESULT OF DECIMAL COLUMN FUNCTION
#
CREATE TABLE t1(f1 DECIMAL(22,1));
INSERT INTO t1 VALUES (0),(1);
SELECT ROUND(f1, f1) FROM t1;
ROUND(f1, f1)
0.0
1.0
SELECT ROUND(f1, f1) FROM t1 GROUP BY 1;
ROUND(f1, f1)
0.0
1.0
DROP TABLE t1;
#
# Bug#11764671  57533: UNINITIALISED VALUES IN COPY_AND_CONVERT (SQL_STRING.CC) WITH CERTAIN CHA
#
SELECT ROUND(LEAST(15, -4939092, 0.2704), STDDEV('a'));
ROUND(LEAST(15, -4939092, 0.2704), STDDEV('a'))
-4939092.0000
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: 'a'
#
# Bug#12392636  ASSERTION FAILED: SCALE >= 0 && PRECISION > 0 && SCALE <= PRECISION
#
SELECT SUM(DISTINCT (TRUNCATE((.1), NULL)));
SUM(DISTINCT (TRUNCATE((.1), NULL)))
NULL
End of 5.1 tests
#
# Bug #8433: Overflow must be an error
#
SELECT 1e308 + 1e308;
ERROR 22003: DOUBLE value is out of range in '1e308 + 1e308'
SELECT -1e308 - 1e308;
ERROR 22003: DOUBLE value is out of range in '-1e308 - 1e308'
SELECT 1e300 * 1e300;
ERROR 22003: DOUBLE value is out of range in '1e300 * 1e300'
SELECT 1e300 / 1e-300;
ERROR 22003: DOUBLE value is out of range in '1e300 / 1e-300'
SELECT EXP(750);
ERROR 22003: DOUBLE value is out of range in 'exp(750)'
SELECT POW(10, 309);
ERROR 22003: DOUBLE value is out of range in 'pow(10,309)'
SELECT COT(0);
ERROR 22003: DOUBLE value is out of range in 'cot(0)'
SELECT DEGREES(1e307);
ERROR 22003: DOUBLE value is out of range in 'degrees(1e307)'
SELECT 9223372036854775808 + 9223372036854775808;
ERROR 22003: BIGINT UNSIGNED value is out of range in '9223372036854775808 + 9223372036854775808'
SELECT 18446744073709551615 + 1;
ERROR 22003: BIGINT UNSIGNED value is out of range in '18446744073709551615 + 1'
SELECT 1 + 18446744073709551615;
ERROR 22003: BIGINT UNSIGNED value is out of range in '1 + 18446744073709551615'
SELECT -2 + CAST(1 AS UNSIGNED);
ERROR 22003: BIGINT UNSIGNED value is out of range in '-2 + cast(1 as unsigned)'
SELECT CAST(1 AS UNSIGNED) + -2;
ERROR 22003: BIGINT UNSIGNED value is out of range in 'cast(1 as unsigned) + -2'
SELECT -9223372036854775808 + -9223372036854775808;
ERROR 22003: BIGINT value is out of range in '-9223372036854775808 + -9223372036854775808'
SELECT 9223372036854775807 + 9223372036854775807;
ERROR 22003: BIGINT value is out of range in '9223372036854775807 + 9223372036854775807'
SELECT CAST(0 AS UNSIGNED) - 9223372036854775809;
ERROR 22003: BIGINT UNSIGNED value is out of range in 'cast(0 as unsigned) - 9223372036854775809'
SELECT 9223372036854775808 - 9223372036854775809;
ERROR 22003: BIGINT UNSIGNED value is out of range in '9223372036854775808 - 9223372036854775809'
SELECT CAST(1 AS UNSIGNED) - 2;
ERROR 22003: BIGINT UNSIGNED value is out of range in 'cast(1 as unsigned) - 2'
SELECT 18446744073709551615 - (-1);
ERROR 22003: BIGINT UNSIGNED value is out of range in '18446744073709551615 - -1'
SELECT -1 - 9223372036854775808;
ERROR 22003: BIGINT UNSIGNED value is out of range in '-1 - 9223372036854775808'
SELECT -1 - CAST(1 AS UNSIGNED);
ERROR 22003: BIGINT UNSIGNED value is out of range in '-1 - cast(1 as unsigned)'
SELECT -9223372036854775808 - 1;
ERROR 22003: BIGINT value is out of range in '-9223372036854775808 - 1'
SELECT 9223372036854775807 - -9223372036854775808;
ERROR 22003: BIGINT value is out of range in '9223372036854775807 - -9223372036854775808'
set SQL_MODE='NO_UNSIGNED_SUBTRACTION';
SELECT 18446744073709551615 - 1;
ERROR 22003: BIGINT value is out of range in '18446744073709551615 - 1'
SELECT 18446744073709551615 - CAST(1 AS UNSIGNED);
ERROR 22003: BIGINT value is out of range in '18446744073709551615 - cast(1 as unsigned)'
SELECT 18446744073709551614 - (-1);
ERROR 22003: BIGINT value is out of range in '18446744073709551614 - -1'
SELECT 9223372036854775807 - -1;
ERROR 22003: BIGINT value is out of range in '9223372036854775807 - -1'
set SQL_MODE=default;
SELECT 4294967296 * 4294967296;
ERROR 22003: BIGINT value is out of range in '4294967296 * 4294967296'
SELECT 9223372036854775808 * 2;
ERROR 22003: BIGINT UNSIGNED value is out of range in '9223372036854775808 * 2'
SELECT 9223372036854775808 * 2;
ERROR 22003: BIGINT UNSIGNED value is out of range in '9223372036854775808 * 2'
SELECT 7158278827 * 3221225472;
ERROR 22003: BIGINT value is out of range in '7158278827 * 3221225472'
SELECT 9223372036854775807 * (-2);
ERROR 22003: BIGINT value is out of range in '9223372036854775807 * -2'
SELECT CAST(1 as UNSIGNED) * (-1);
ERROR 22003: BIGINT UNSIGNED value is out of range in 'cast(1 as unsigned) * -1'
SELECT 9223372036854775807 * 2;
ERROR 22003: BIGINT value is out of range in '9223372036854775807 * 2'
SELECT ABS(-9223372036854775808);
ERROR 22003: BIGINT value is out of range in 'abs(-9223372036854775808)'
SELECT -9223372036854775808 DIV -1;
ERROR 22003: BIGINT value is out of range in '-9223372036854775808 DIV -1'
SELECT 18446744073709551615 DIV -1;
ERROR 22003: BIGINT UNSIGNED value is out of range in '18446744073709551615 DIV -1'
CREATE TABLE t1(a BIGINT, b BIGINT UNSIGNED);
INSERT INTO t1 VALUES(-9223372036854775808, 9223372036854775809);
SELECT -a FROM t1;
ERROR 22003: BIGINT value is out of range in '-`test`.`t1`.`a`'
SELECT -b FROM t1;
ERROR 22003: BIGINT value is out of range in '-`test`.`t1`.`b`'
INSERT INTO t1 VALUES(0,0);
SELECT -a FROM t1;
ERROR 22003: BIGINT value is out of range in '-`test`.`t1`.`a`'
SELECT -b FROM t1;
ERROR 22003: BIGINT value is out of range in '-`test`.`t1`.`b`'
DROP TABLE t1;
SET @a:=999999999999999999999999999999999999999999999999999999999999999999999999999999999;
SELECT @a + @a;
ERROR 22003: DECIMAL value is out of range in '@`a` + @`a`'
SELECT @a * @a;
ERROR 22003: DECIMAL value is out of range in '@`a` * @`a`'
SELECT -@a - @a;
ERROR 22003: DECIMAL value is out of range in '-@`a` - @`a`'
SELECT @a / 0.5;
ERROR 22003: DECIMAL value is out of range in '@`a` / 0.5'
SELECT COT(1/0);
COT(1/0)
NULL
Warnings:
Warning	1365	Division by 0
SELECT -1 + 9223372036854775808;
-1 + 9223372036854775808
9223372036854775807
SELECT 2 DIV -2;
2 DIV -2
-1
SELECT -(1 DIV 0);
-(1 DIV 0)
NULL
Warnings:
Warning	1365	Division by 0
Warning	1365	Division by 0
SELECT -9223372036854775808 MOD -1;
-9223372036854775808 MOD -1
0
#
# Bug #57209 valgrind + Assertion failed: dst > buf 
#
SELECT floor(log10(format(concat_ws(5445796E25, 5306463, 30837), -358821)))
as foo;
foo
2
Warnings:
Warning	1292	Truncated incorrect DOUBLE value: '53064635.445796e3130837'
Warning	1292	Truncated incorrect DOUBLE value: '179,769,313,486,231,570,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,'
#
# Bug #58137 char(0) column cause:
#            my_gcvt: Assertion `width > 0 && to != ((void *)0)' failed
#
CREATE TABLE t1(a char(0));
INSERT IGNORE INTO t1 (SELECT -pi());
Warnings:
Warning	1265	Data truncated for column 'a' at row 1
DROP TABLE t1;
#
# Bug #59241 invalid memory read
#            in do_div_mod with doubly assigned variables
#
SELECT ((@a:=@b:=1.0) div (@b:=@a:=get_format(datetime, 'usa')));
((@a:=@b:=1.0) div (@b:=@a:=get_format(datetime, 'usa')))
NULL
Warnings:
Warning	1918	Encountered illegal value '' when converting to DECIMAL
Warning	1365	Division by 0
#
# Bug #59498 div function broken in mysql-trunk
#
SELECT 1 div null;
1 div null
NULL
#
# Bug #11792200 - DIVIDING LARGE NUMBERS CAUSES STACK CORRUPTIONS
#
select (1.175494351E-37 div 1.7976931348623157E+308);
(1.175494351E-37 div 1.7976931348623157E+308)
0
Warnings:
Warning	1916	Got overflow when converting '' to DECIMAL. Value truncated
#
# Bug#12744991 - DECIMAL_ROUND(X,D) GIVES WRONG RESULTS WHEN D == N*(-9)
#
select round(999999999, -9);
round(999999999, -9)
1000000000
select round(999999999.0, -9);
round(999999999.0, -9)
1000000000
select round(999999999999999999, -18);
round(999999999999999999, -18)
1000000000000000000
select round(999999999999999999.0, -18);
round(999999999999999999.0, -18)
1000000000000000000
#
# Bug#12537160 ASSERTION FAILED:
# STOP0 <= &TO->BUF[TO->LEN] WITH LARGE NUMBER.
#
select 999999999999999999999999999999999999999999999999999999999999999999999999999999999 % 0.1 as foo;
foo
0.0
select 999999999999999999999999999999999999999999999999999999999999999999999999999999999 % 0.0 as foo;
foo
NULL
Warnings:
Warning	1365	Division by 0
#
# Bug#12711164 - 61676:
# RESULT OF DIV WITH DECIMAL AND INTEGER DOES NOT MAKE SENSE 
#
select 5 div 2;
5 div 2
2
select 5.0 div 2.0;
5.0 div 2.0
2
select 5.0 div 2;
5.0 div 2
2
select 5 div 2.0;
5 div 2.0
2
select 5.9 div 2, 1.23456789e3 DIV 2, 1.23456789e9 DIV 2, 1.23456789e19 DIV 2;
5.9 div 2	1.23456789e3 DIV 2	1.23456789e9 DIV 2	1.23456789e19 DIV 2
2	617	617283945	6172839450000000000
#
# MDEV-10467 Assertion `nr >= 0.0' failed in Item_sum_std::val_real()
#
CREATE TABLE t1 (i INT);
INSERT INTO t1 VALUES (1),(2);
SELECT STDDEV_SAMP(ROUND('0', 309)) FROM t1;
STDDEV_SAMP(ROUND('0', 309))
0
DROP TABLE t1;
#
# End of 5.5 tests
#
#
# MDEV-5781 Item_sum_std::val_real(): Assertion `nr >= 0.0' fails on query with STDDEV_POP, ROUND and variable
#
SELECT STDDEV_POP(ROUND(0,@A:=2009)) FROM (SELECT 1 UNION SELECT 2) fake_table;
STDDEV_POP(ROUND(0,@A:=2009))
0.0000
#
# Start of 10.2 tests
#
# Test zero
select 0=0, 0=-0, 0.0= -0.0, 0.0 = -(0.0), 0.0E1=-0.0E1, 0.0E1=-(0.0E1);
0=0	0=-0	0.0= -0.0	0.0 = -(0.0)	0.0E1=-0.0E1	0.0E1=-(0.0E1)
1	1	1	1	1	1
#
# CRC32 tests
#
select CRC32(NULL), CRC32(''), CRC32('MySQL'), CRC32('mysql'), CRC32('01234567'), CRC32('012345678'), CRC32(REPEAT('ABCDEfghij', 20)), CRC32(REPEAT('0123456789', 200));
CRC32(NULL)	CRC32('')	CRC32('MySQL')	CRC32('mysql')	CRC32('01234567')	CRC32('012345678')	CRC32(REPEAT('ABCDEfghij', 20))	CRC32(REPEAT('0123456789', 200))
NULL	0	3259397556	2501908538	763378421	939184570	3823776386	1428305034
explain extended select (3-2)+1, (3/2)*1, 3-(2+1), 3/(2*1);
id	select_type	table	type	possible_keys	key	key_len	ref	rows	filtered	Extra
1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
Warnings:
Note	1003	select 3 - 2 + 1 AS `(3-2)+1`,3 / 2 * 1 AS `(3/2)*1`,3 - (2 + 1) AS `3-(2+1)`,3 / (2 * 1) AS `3/(2*1)`
#
# Start of 10.3 tests
#
#
# MDEV-12000 ROUND(expr,const_expr_returning_NULL) creates DOUBLE(0,0)
#
CREATE OR REPLACE TABLE t1 AS SELECT
ROUND(10,NULL) AS c1,
ROUND(10.1,NULL) AS c2,
ROUND(10e0,NULL) AS c3;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `c1` double DEFAULT NULL,
  `c2` double DEFAULT NULL,
  `c3` double DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
DROP TABLE t1;
#
# MDEV-12857 Out-of-range errors on CREATE..SELECT 2222222222 DIV 1
#
SET sql_mode=STRICT_ALL_TABLES;
CREATE OR REPLACE TABLE t1 AS SELECT
2 DIV 1 AS d01,
222222222 DIV 1 AS d09,
2222222222 DIV 1 AS d10;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `d01` int(1) DEFAULT NULL,
  `d09` int(9) DEFAULT NULL,
  `d10` bigint(10) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
SELECT * FROM t1;
d01	2
d09	222222222
d10	2222222222
DROP TABLE t1;
SET sql_mode=DEFAULT;
#
# MDEV-12858 Out-of-range error for CREATE..SELECT unsigned_int_column+1
#
SET sql_mode=STRICT_ALL_TABLES;
CREATE OR REPLACE  TABLE t1 (a INT UNSIGNED NOT NULL);
INSERT INTO t1 VALUES (0xFFFFFFFF);
CREATE OR REPLACE TABLE t2 AS SELECT a+1 AS a FROM t1;
SHOW CREATE TABLE t2;
Table	Create Table
t2	CREATE TABLE `t2` (
  `a` bigint(11) unsigned NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
SELECT a, HEX(a) FROM t2;
a	HEX(a)
4294967296	100000000
DROP TABLE t2;
DROP TABLE t1;
SET sql_mode=DEFAULT;
#
# Bug#26495791 - EXPAND TEST SUITE TO INCLUDE CRC32 TESTS
#
SELECT CRC32(NULL), CRC32(''), CRC32('MySQL'), CRC32('mysql');
CRC32(NULL)	CRC32('')	CRC32('MySQL')	CRC32('mysql')
NULL	0	3259397556	2501908538
SELECT CRC32('01234567'), CRC32('012345678');
CRC32('01234567')	CRC32('012345678')
763378421	939184570
SELECT CRC32('~!@$%^*'),  CRC32('-0.0001');
CRC32('~!@$%^*')	CRC32('-0.0001')
1533935548	324352530
SELECT CRC32(99999999999999999999999999999999);
CRC32(99999999999999999999999999999999)
3035957051
SELECT CRC32(-99999999999999999999999999999999);
CRC32(-99999999999999999999999999999999)
1052326872
DROP TABLE IF EXISTS t;
Warnings:
Note	1051	Unknown table 'test.t'
CREATE TABLE t(a INT, b VARCHAR(2));
INSERT INTO t VALUES (1,'a'), (2,'qw'), (1,'t'), (3,'t');
SELECT crc32(SUM(a)) FROM t;
crc32(SUM(a))
1790921346
SELECT crc32(AVG(a)) FROM t GROUP BY b;
crc32(AVG(a))
768278432
2875100430
2875100430
SELECT crc32(MAX(b)) FROM t GROUP BY a;
crc32(MAX(b))
2238339752
3114057431
2238339752
SELECT a, b, crc32(a) FROM t GROUP BY a,b HAVING crc32(MAX(a))=450215437;
a	b	crc32(a)
2	qw	450215437
SELECT a,b,concat(a,b),crc32(concat(a,b)) FROM t ORDER BY crc32(concat(a,b));
a	b	concat(a,b)	crc32(concat(a,b))
2	qw	2qw	552289476
1	a	1a	3174122627
1	t	1t	3505168488
3	t	3t	3805987562
DROP TABLE t;
SELECT CRC32(4+2);
CRC32(4+2)
498629140
SELECT CRC32(4/2);
CRC32(4/2)
2875100430
SELECT CRC32(4-2);
CRC32(4-2)
450215437
SELECT CRC32(4*2);
CRC32(4*2)
4194326291
SELECT CRC32(ABS(-6));
CRC32(ABS(-6))
498629140
SELECT CRC32(CEILING(1.23));
CRC32(CEILING(1.23))
450215437
SELECT CRC32(FLOOR(1.23));
CRC32(FLOOR(1.23))
2212294583
SELECT CRC32(LOG(10,100));
CRC32(LOG(10,100))
450215437
SELECT CRC32(PI());
CRC32(PI())
2969982827
SELECT CRC32(POWER(2,2));
CRC32(POWER(2,2))
4088798008
SELECT CRC32(ROUND(1.58));
CRC32(ROUND(1.58))
450215437
SELECT CRC32(SIGN(0));
CRC32(SIGN(0))
4108050209
SELECT CRC32(SQRT(4));
CRC32(SQRT(4))
450215437
SELECT CRC32(2 > 4);
CRC32(2 > 4)
4108050209
SELECT CRC32(2 < 4);
CRC32(2 < 4)
2212294583
SELECT CRC32(2 >= 4);
CRC32(2 >= 4)
4108050209
SELECT CRC32(2 <= 4);
CRC32(2 <= 4)
2212294583
SELECT CRC32(2 != 4);
CRC32(2 != 4)
2212294583
SELECT CRC32(NOT 1);
CRC32(NOT 1)
4108050209
SELECT CRC32(1 AND 1);
CRC32(1 AND 1)
2212294583
SELECT CRC32(1 OR 1);
CRC32(1 OR 1)
2212294583
SELECT CRC32(1 XOR 1);
CRC32(1 XOR 1)
4108050209
SELECT CRC32(ASCII('2'));
CRC32(ASCII('2'))
3308380389
SELECT CRC32(BIT_LENGTH('text'));
CRC32(BIT_LENGTH('text'))
2103780943
SELECT CRC32(CHAR('77','121','83','81','76'));
CRC32(CHAR('77','121','83','81','76'))
3259397556
SELECT CRC32(CONCAT('good','year'));
CRC32(CONCAT('good','year'))
3441724142
SELECT CRC32(INSERT('foodyear', 1, 4, 'good'));
CRC32(INSERT('foodyear', 1, 4, 'good'))
3441724142
SELECT CRC32(LEFT('goodyear', 4));
CRC32(LEFT('goodyear', 4))
1820610194
SELECT CRC32(LENGTH('text'));
CRC32(LENGTH('text'))
4088798008
SELECT CRC32(LOWER('GOODYEAR'));
CRC32(LOWER('GOODYEAR'))
3441724142
SELECT CRC32(UPPER('goodyear'));
CRC32(UPPER('goodyear'))
186062498
SELECT CRC32(LTRIM('  goodyear'));
CRC32(LTRIM('  goodyear'))
3441724142
SELECT CRC32(RTRIM('goodyear  '));
CRC32(RTRIM('goodyear  '))
3441724142
SELECT CRC32(REPLACE('godyear','o','oo'));
CRC32(REPLACE('godyear','o','oo'))
3441724142
SELECT CRC32(REVERSE('goodyear'));
CRC32(REVERSE('goodyear'))
3423698264
SELECT CRC32(true);
CRC32(true)
2212294583
SELECT CRC32(false);
CRC32(false)
4108050209
DROP TABLE IF EXISTS t1;
Warnings:
Note	1051	Unknown table 'test.t1'
CREATE TABLE t1 (c1 BIT(5),
c2 TINYINT,
c3 MEDIUMINT,
c4 INTEGER,
c5 BIGINT,
c6 DECIMAL(7,5),
c7 FLOAT(7,5),
c8 DOUBLE(7,5));
INSERT INTO t1 VALUES (B'10101', 127, 8388607, 2147483647,
9223372036854775807, 10.5, 11.5, 12.5);
SELECT CRC32(c1) FROM t1;
CRC32(c1)
3219065702
SELECT CRC32(c2) FROM t1;
CRC32(c2)
2401609675
SELECT CRC32(c3) FROM t1;
CRC32(c3)
1742563487
SELECT CRC32(c4) FROM t1;
CRC32(c4)
365954768
SELECT CRC32(c5) FROM t1;
CRC32(c5)
1122634462
SELECT CRC32(c6) FROM t1;
CRC32(c6)
4255015174
SELECT CRC32(c7) FROM t1;
CRC32(c7)
1542023858
SELECT CRC32(c8) FROM t1;
CRC32(c8)
1778479151
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (c1 DATE,
c2 DATETIME,
c3 TIMESTAMP,
c4 TIME,
c5 YEAR);
INSERT INTO t1 VALUES ('2007-01-01', '2007-01-01 12:00:01',
'2007-01-01 00:00:01.000000',
'12:00:01.000000', '2007');
SELECT CRC32(c1) FROM t1;
CRC32(c1)
2772295888
SELECT CRC32(c2) FROM t1;
CRC32(c2)
1449026401
SELECT CRC32(c3) FROM t1;
CRC32(c3)
225145558
SELECT CRC32(c4) FROM t1;
CRC32(c4)
1077283474
SELECT CRC32(c5) FROM t1;
CRC32(c5)
955685210
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (c1 CHAR,
c2 VARCHAR(10),
c3 BINARY(1),
c4 VARBINARY(10),
c5 TINYBLOB,
c6 TINYTEXT,
c7 BLOB,
c8 TEXT,
c9 MEDIUMBLOB,
c10 MEDIUMTEXT,
c11 LONGBLOB,
c12 LONGTEXT);
INSERT INTO t1 VALUES ('a', 'a', 0x61, 0x61, 'a', 'a',
'a', 'a', 'a', 'a', 'a', 'a');
SELECT CRC32(c1) FROM t1;
CRC32(c1)
3904355907
SELECT CRC32(c2) FROM t1;
CRC32(c2)
3904355907
SELECT CRC32(c3) FROM t1;
CRC32(c3)
3904355907
SELECT CRC32(c4) FROM t1;
CRC32(c4)
3904355907
SELECT CRC32(c5) FROM t1;
CRC32(c5)
3904355907
SELECT CRC32(c6) FROM t1;
CRC32(c6)
3904355907
SELECT CRC32(c7) FROM t1;
CRC32(c7)
3904355907
SELECT CRC32(c8) FROM t1;
CRC32(c8)
3904355907
SELECT CRC32(c9) FROM t1;
CRC32(c9)
3904355907
SELECT CRC32(c10) FROM t1;
CRC32(c10)
3904355907
SELECT CRC32(c11) FROM t1;
CRC32(c11)
3904355907
SELECT CRC32(c12) FROM t1;
CRC32(c12)
3904355907
SELECT CRC32(ST_GeomFromText('POINT(1 1)'));
CRC32(ST_GeomFromText('POINT(1 1)'))
1349318989
CREATE TABLE geom_data(id INT,
pt POINT NOT NULL,
lnstr LINESTRING NOT NULL,
mlnstr MULTILINESTRING NOT NULL,
poly POLYGON NOT NULL,
mpoly MULTIPOLYGON NOT NULL);
INSERT INTO geom_data VALUES (10,
ST_GEOMFROMTEXT('POINT(10 20)'),
ST_GEOMFROMTEXT('LINESTRING(0 0,5 5,6 6)'),
ST_GEOMFROMTEXT('MULTILINESTRING((0 0,2 3,4 5),(6 6,8 8,9 9,10 10))'),
ST_GEOMFROMTEXT('POLYGON((0 0,6 7,8 8,3 9,0 0),(3 6,4 6,4 7,3 6))'),
ST_GEOMFROMTEXT('MULTIPOLYGON(((0 0,0 5,5 5,5 0,0 0)),
                                ((2 2,4 5,6 2,2 2)))'));
SELECT CRC32(ST_X(pt)) FROM geom_data;
CRC32(ST_X(pt))
2707236321
SELECT CRC32(ST_NumPoints((lnstr))) FROM geom_data;
CRC32(ST_NumPoints((lnstr)))
1842515611
SELECT CRC32(ST_Length((mlnstr))) FROM geom_data;
CRC32(ST_Length((mlnstr)))
2090153432
SELECT CRC32(ST_Area((poly))) FROM geom_data;
CRC32(ST_Area((poly)))
534598600
SELECT CRC32(ST_Area((mpoly))) FROM geom_data;
CRC32(ST_Area((mpoly)))
3832313845
DROP TABLE geom_data;
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (e1 ENUM ('a','b'), s1 SET('a','b'));
INSERT INTO t1 VALUES(2,'a,b'),('a','b,a');
SELECT e1, CRC32(e1) FROM t1;
e1	CRC32(e1)
b	1908338681
a	3904355907
SELECT s1, CRC32(s1) FROM t1;
s1	CRC32(s1)
a,b	752423903
a,b	752423903
DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a JSON);
INSERT INTO t1 VALUES ('{"name" : "goodyear"}'),
('{"name" : "verygood-year"}');
SELECT a, CRC32(a) FROM t1;
a	CRC32(a)
{"name" : "goodyear"}	3258555818
{"name" : "verygood-year"}	3616384779
SELECT CRC32(json_query(a, '$.name')) FROM t1 WHERE json_query(a, '$.name') = 'goodyear';
CRC32(json_query(a, '$.name'))
SELECT CRC32(REPLACE(JSON_EXTRACT(a, "$.name"),'\"',''))
FROM t1 WHERE JSON_EXTRACT(a, "$.name") = 'goodyear';
CRC32(REPLACE(JSON_EXTRACT(a, "$.name"),'\"',''))
3441724142
DROP TABLE t1;
CREATE TABLE t1 (a INT);
INSERT INTO t1 VALUES(10);
CREATE VIEW v1 AS SELECT CRC32(a) AS my_crc FROM t1;
SELECT * FROM v1;
my_crc
2707236321
SELECT CRC32(CRC32(my_crc)) FROM v1;
CRC32(CRC32(my_crc))
3114155452
DROP VIEW v1;
DROP TABLE t1;
CREATE TABLE t1 (a CHAR);
CREATE TABLE t2 (b BIGINT);
CREATE TRIGGER trg1
BEFORE INSERT ON t1
FOR EACH ROW
INSERT INTO t2 VALUES(CRC32(NEW.a));
INSERT INTO t1 VALUES('a');
SELECT * FROM t2;
b
3904355907
DROP TRIGGER trg1;
DROP TABLE t2;
DROP TABLE t1;
CREATE PROCEDURE crc32_proc (IN a CHAR, OUT b BIGINT)
SELECT CRC32(a) INTO b;
CALL crc32_proc('a',@val);
SELECT @val;
@val
3904355907
DROP PROCEDURE crc32_proc;
CREATE FUNCTION crc32_func(inputvar CHAR)
RETURNS BIGINT
BEGIN
DECLARE crcval BIGINT;
SELECT CRC32(inputvar) INTO crcval;
RETURN crcval;
END|
SELECT crc32_func('a');
crc32_func('a')
3904355907
DROP FUNCTION crc32_func;
PREPARE stmt1 FROM 'SELECT CRC32(?)';
SET @val = 'a';
EXECUTE stmt1 USING @val;
CRC32(?)
3904355907
DEALLOCATE PREPARE stmt;
SET NAMES utf8;
CREATE TABLE t1 (a TEXT) CHARACTER SET = utf8;
LOAD DATA INFILE '../../std_data/loaddata_utf8.dat' INTO TABLE t1 CHARACTER SET utf8;
SELECT HEX(a), CRC32(a) from t1;
HEX(a)	CRC32(a)
E4B880E4BA8CE4B889	1785250883
E59B9BE4BA94E585AD	2914501801
E4B883E585ABE4B99D	2374586519
DROP TABLE t1;
SET NAMES default;