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90 lines
3.0 KiB
Plaintext
90 lines
3.0 KiB
Plaintext
#
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# Test of math functions
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#
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--disable_warnings
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drop table if exists t1;
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--enable_warnings
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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);
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select degrees(pi()),radians(360);
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#
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# Bug #2338 Trignometric arithmatic problems
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#
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SELECT ACOS(1.0);
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SELECT ASIN(1.0);
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SELECT ACOS(0.2*5.0);
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SELECT ACOS(0.5*2.0);
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SELECT ASIN(0.8+0.2);
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SELECT ASIN(1.2-0.2);
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#
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# Bug #3051 FLOOR returns invalid
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#
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# This can't be tested as it's not portable
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#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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explain extended select degrees(pi()),radians(360);
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#
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# Bug #7281: problem with rand()
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#
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--error 1054
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select rand(rand);
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#
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# Bug #9837: problem with round()
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#
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create table t1 select round(1, 6);
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show create table t1;
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select * from t1;
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drop table t1;
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#
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# Bug #11402: abs() forces rest of calculation to unsigned
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#
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select abs(-2) * -2;
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#
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# Bug #6172 RAND(a) should only accept constant values as arguments
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#
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create table t1 (i int);
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insert into t1 values (1);
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--error 1210
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select rand(i) from t1;
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drop table t1;
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# End of 4.1 tests
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