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Docs/manual.texi: Manual changes to doccument new functions and function changes mysql-test/r/func_math.result: Extend tests for LOG family functions mysql-test/t/func_math.test: Extend tests for LOG family functions sql/gen_lex_hash.cc: Lex hash changes sql/item_create.cc: Rename old log function to ln sql/item_create.h: More log functions sql/item_func.cc: Implementation of new log function behavior sql/item_func.h: Class definition for new functions sql/lex.h: Function names sql/sql_yacc.yy: Symbols for new LOG function tests/function.res: One more test result change tests/function.tst: One more test change BitKeeper/etc/logging_ok: Logging to logging@openlogging.org accepted
42 lines
1.8 KiB
Text
42 lines
1.8 KiB
Text
select floor(5.5),floor(-5.5);
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floor(5.5) floor(-5.5)
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5 -6
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select ceiling(5.5),ceiling(-5.5);
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ceiling(5.5) ceiling(-5.5)
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6 -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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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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52.6 52.64 50 0 -52.6 -50
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select round(5.5),round(-5.5);
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round(5.5) round(-5.5)
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6 -6
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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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round(5.64,1) round(5.64,2) round(5.64,-1) round(5.64,-2)
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5.6 5.64 10 0
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select abs(-10), sign(-5), sign(5), sign(0);
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abs(-10) sign(-5) sign(5) sign(0)
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10 -1 1 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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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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10.000000 10.000000 NULL NULL NULL 2.000000 NULL NULL
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select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
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ln(exp(10)) exp(ln(sqrt(10))*2) ln(-1) ln(0) ln(NULL)
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10.000000 10.000000 NULL NULL NULL
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select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
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log2(8) log2(15) log2(-2) log2(0) log2(NULL)
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3.000000 3.906891 NULL NULL NULL
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select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
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log10(100) log10(18) log10(-4) log10(0) log10(NULL)
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2.000000 1.255273 NULL NULL NULL
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select pow(10,log10(10)),power(2,4);
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pow(10,log10(10)) power(2,4)
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10.000000 16.000000
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select rand(999999),rand();
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rand(999999) rand()
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0.014231365187309 0.8078568166195
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select pi(),sin(pi()/2),cos(pi()/2),abs(tan(pi())),cot(1),asin(1),acos(0),atan(1);
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PI() sin(pi()/2) cos(pi()/2) abs(tan(pi())) cot(1) asin(1) acos(0) atan(1)
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3.141593 1.000000 0.000000 0.000000 0.64209262 1.570796 1.570796 0.785398
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select degrees(pi()),radians(360);
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degrees(pi()) radians(360)
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180 6.2831853071796
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