2
# Test of math functions
6
drop table if exists t1;
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select floor(5.5),floor(-5.5);
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explain extended select floor(5.5),floor(-5.5);
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select ceiling(5.5),ceiling(-5.5);
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explain extended select ceiling(5.5),ceiling(-5.5);
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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);
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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);
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select round(5.5),round(-5.5);
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explain extended select round(5.5),round(-5.5);
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select round(5.64,1),round(5.64,2),round(5.64,-1),round(5.64,-2);
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select abs(-10), sign(-5), sign(5), sign(0);
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explain extended select abs(-10), sign(-5), sign(5), sign(0);
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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);
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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);
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select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
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explain extended select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
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select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
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explain extended select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
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select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
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explain extended select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
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select pow(10,log10(10)),power(2,4);
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explain extended select pow(10,log10(10)),power(2,4);
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set @@rand_seed1=10000000,@@rand_seed2=1000000;
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select rand(999999),rand();
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explain extended select rand(999999),rand();
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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);
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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);
35
select degrees(pi()),radians(360);
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select format(atan(-2, 2), 6);
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select format(atan(pi(), 0), 6);
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select format(atan2(-2, 2), 6);
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select format(atan2(pi(), 0), 6);
43
# Bug #2338 Trignometric arithmatic problems
54
# Bug #3051 FLOOR returns invalid
57
# This can't be tested as it's not portable
58
#select floor(log(4)/log(2));
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#select floor(log(8)/log(2));
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#select floor(log(16)/log(2));
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# Bug #9060 (format returns incorrect result)
65
select format(4.55, 1), format(4.551, 1);
67
explain extended select degrees(pi()),radians(360);
70
# Bug #7281: problem with rand()
79
# Bug #8459 (FORMAT returns incorrect result)
81
create table t1 (col1 int, col2 decimal(60,30));
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insert into t1 values(1,1234567890.12345);
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select format(col2,7) from t1;
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select format(col2,8) from t1;
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insert into t1 values(7,1234567890123456.12345);
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select format(col2,6) from t1 where col1=7;
91
# Bug @10632 (Ceiling function returns wrong answer)
94
select ceil(0.000000000000000009);
97
# Bug #9837: problem with round()
100
create table t1 select round(1, 6);
101
show create table t1;
106
# Bug #11402: abs() forces rest of calculation to unsigned
111
# Bug #6172 RAND(a) should only accept constant values as arguments
113
CREATE TABLE t1 (a INT);
115
INSERT INTO t1 VALUES (1),(1),(1),(2);
116
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED)
118
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED)
120
INSERT INTO t1 VALUES (3);
121
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED)
123
SELECT CAST(RAND(2) * 1000 AS UNSIGNED), CAST(RAND(a) * 1000 AS UNSIGNED)
129
# Bug #14009: use of abs() on null value causes problems with filesort
131
# InnoDB is required to reproduce the fault, but it is okay if we default to
132
# MyISAM when testing.
134
create table t1 (a varchar(90), ts datetime not null, index (a)) engine=innodb default charset=utf8;
136
insert into t1 values ('http://www.foo.com/', now());
137
select a from t1 where a='http://www.foo.com/' order by abs(timediff(ts, 0));
143
# Bug #8461 truncate() and round() return false results 2nd argument negative.
145
# round(a,-b) log_10(b) > a
146
select round(111,-10);
148
select round(-5000111000111000155,-1);
149
# round on unsigned bigint
150
select round(15000111000111000155,-1);
152
select truncate(-5000111000111000155,-1);
153
# truncate on unsigned bigint
154
select truncate(15000111000111000155,-1);
157
# Bug#16678 FORMAT gives wrong result if client run with default-character-set=utf8
161
(f1 varchar(32) not null,
162
f2 smallint(5) unsigned not null,
163
f3 int(10) unsigned not null default '0')
164
engine=myisam default charset=utf8;
165
insert into t1 values ('zombie',0,0),('gold',1,10000),('silver',2,10000);
168
(f1 int(10) unsigned not null,
169
f2 int(10) unsigned not null,
170
f3 smallint(5) unsigned not null)
171
engine=myisam default charset=utf8;
172
insert into t2 values (16777216,16787215,1),(33554432,33564431,2);
174
select format(t2.f2-t2.f1+1,0) from t1,t2
175
where t1.f2 = t2.f3 order by t1.f1;
179
# Bug 24912 -- misc functions have trouble with unsigned
181
select cast(-2 as unsigned), 18446744073709551614, -2;
182
select abs(cast(-2 as unsigned)), abs(18446744073709551614), abs(-2);
183
select ceiling(cast(-2 as unsigned)), ceiling(18446744073709551614), ceiling(-2);
184
select floor(cast(-2 as unsigned)), floor(18446744073709551614), floor(-2);
185
select format(cast(-2 as unsigned), 2), format(18446744073709551614, 2), format(-2, 2);
186
select sqrt(cast(-2 as unsigned)), sqrt(18446744073709551614), sqrt(-2);
187
select round(cast(-2 as unsigned), 1), round(18446744073709551614, 1), round(-2, 1);
188
select round(4, cast(-2 as unsigned)), round(4, 18446744073709551614), round(4, -2);
189
select truncate(cast(-2 as unsigned), 1), truncate(18446744073709551614, 1), truncate(-2, 1);
190
select truncate(4, cast(-2 as unsigned)), truncate(4, 18446744073709551614), truncate(4, -2);
191
select round(10000000000000000000, -19), truncate(10000000000000000000, -19);
192
select round(1e0, -309), truncate(1e0, -309);
193
select round(1e1,308), truncate(1e1, 308);
194
select round(1e1, 2147483648), truncate(1e1, 2147483648);
195
select round(1.1e1, 4294967295), truncate(1.1e1, 4294967295);
196
select round(1.12e1, 4294967296), truncate(1.12e1, 4294967296);
197
select round(1.5, 2147483640), truncate(1.5, 2147483640);
198
select round(1.5, -2147483649), round(1.5, 2147483648);
199
select truncate(1.5, -2147483649), truncate(1.5, 2147483648);
200
select round(1.5, -4294967296), round(1.5, 4294967296);
201
select truncate(1.5, -4294967296), truncate(1.5, 4294967296);
202
select round(1.5, -9223372036854775808), round(1.5, 9223372036854775808);
203
select truncate(1.5, -9223372036854775808), truncate(1.5, 9223372036854775808);
204
select round(1.5, 18446744073709551615), truncate(1.5, 18446744073709551615);
205
select round(18446744073709551614, -1), truncate(18446744073709551614, -1);
206
select round(4, -4294967200), truncate(4, -4294967200);
207
select mod(cast(-2 as unsigned), 3), mod(18446744073709551614, 3), mod(-2, 3);
208
select mod(5, cast(-2 as unsigned)), mod(5, 18446744073709551614), mod(5, -2);
209
select pow(cast(-2 as unsigned), 5), pow(18446744073709551614, 5), pow(-2, 5);
212
# Bug #30587: mysql crashes when trying to group by TIME div NUMBER
215
CREATE TABLE t1 (a timestamp, b varchar(20), c bit(1));
216
INSERT INTO t1 VALUES('1998-09-23', 'str1', 1), ('2003-03-25', 'str2', 0);
217
SELECT a DIV 900 y FROM t1 GROUP BY y;
218
SELECT DISTINCT a DIV 900 y FROM t1;
219
SELECT b DIV 900 y FROM t1 GROUP BY y;
220
SELECT c DIV 900 y FROM t1 GROUP BY y;
223
CREATE TABLE t1(a LONGBLOB);
224
INSERT INTO t1 VALUES('1'),('2'),('3');
225
SELECT DISTINCT (a DIV 254576881) FROM t1;
226
SELECT (a DIV 254576881) FROM t1 UNION ALL
227
SELECT (a DIV 254576881) FROM t1;
230
CREATE TABLE t1(a SET('a','b','c'));
231
INSERT INTO t1 VALUES ('a');
232
SELECT a DIV 2 FROM t1 UNION SELECT a DIV 2 FROM t1;
235
--echo End of 5.0 tests
238
# Bug #31236: Inconsistent division by zero behavior for floating point numbers
241
SELECT 1e308 + 1e308;
242
SELECT -1e308 - 1e308;
243
SELECT 1e300 * 1e300;
244
SELECT 1e300 / 1e-300;
248
--echo End of 5.1 tests