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BUG#4393, BUG#4356 - incorrect decimals in fix_length_and_dec() in some functions

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This commit is contained in:
serg@serg.mylan
2004-07-31 22:39:10 +02:00
parent ebd3745c8c
commit 22ca5582d0
7 changed files with 41 additions and 23 deletions
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24
mysql-test/r/func_math.result
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@@ -18,44 +18,44 @@ abs(-10) sign(-5) sign(5) sign(0)
10 -1 1 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)
10.000000 10.000000 NULL NULL NULL 2.000000 NULL NULL
10 10 NULL NULL NULL 2 NULL NULL
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)
10.000000 10.000000 NULL NULL NULL
10 10 NULL NULL NULL
select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
log2(8) log2(15) log2(-2) log2(0) log2(NULL)
3.000000 3.906891 NULL NULL NULL
3 3.9068905956085 NULL NULL NULL
select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
log10(100) log10(18) log10(-4) log10(0) log10(NULL)
2.000000 1.255273 NULL NULL NULL
2 1.2552725051033 NULL NULL NULL
select pow(10,log10(10)),power(2,4);
pow(10,log10(10)) power(2,4)
10.000000 16.000000
10 16
set @@rand_seed1=10000000,@@rand_seed2=1000000;
select rand(999999),rand();
rand(999999) rand()
0.014231365187309 0.028870999839968
select pi(),sin(pi()/2),cos(pi()/2),abs(tan(pi())),cot(1),asin(1),acos(0),atan(1);
pi() sin(pi()/2) cos(pi()/2) abs(tan(pi())) cot(1) asin(1) acos(0) atan(1)
3.141593 1.000000 0.000000 0.000000 0.64209262 1.570796 1.570796 0.785398
3.141593 1 6.1230317691119e-17 1.2246063538224e-16 0.64209261593433 1.5707963267949 1.5707963267949 0.78539816339745
select degrees(pi()),radians(360);
degrees(pi()) radians(360)
180 6.2831853071796
SELECT ACOS(1.0);
ACOS(1.0)
0.000000
0
SELECT ASIN(1.0);
ASIN(1.0)
1.570796
1.5707963267949
SELECT ACOS(0.2*5.0);
ACOS(0.2*5.0)
0.000000
0
SELECT ACOS(0.5*2.0);
ACOS(0.5*2.0)
0.000000
0
SELECT ASIN(0.8+0.2);
ASIN(0.8+0.2)
1.570796
1.5707963267949
SELECT ASIN(1.2-0.2);
ASIN(1.2-0.2)
1.570796
1.5707963267949