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authorMaxim Yurchuk <maxim-yurchuk@ydb.tech>2024-11-20 17:37:57 +0000
committerGitHub <noreply@github.com>2024-11-20 17:37:57 +0000
commitf76323e9b295c15751e51e3443aa47a36bee8023 (patch)
tree4113c8cad473a33e0f746966e0cf087252fa1d7a /yql/essentials/tests/postgresql/cases/float8.sql
parent753ecb8d410a4cb459c26f3a0082fb2d1724fe63 (diff)
parenta7b9a6afea2a9d7a7bfac4c5eb4c1a8e60adb9e6 (diff)
downloadydb-f76323e9b295c15751e51e3443aa47a36bee8023.tar.gz
Merge pull request #11788 from ydb-platform/mergelibs-241120-1113
Library import 241120-1113
Diffstat (limited to 'yql/essentials/tests/postgresql/cases/float8.sql')
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1 files changed, 208 insertions, 0 deletions
diff --git a/yql/essentials/tests/postgresql/cases/float8.sql b/yql/essentials/tests/postgresql/cases/float8.sql
new file mode 100644
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@@ -0,0 +1,208 @@
+--
+-- FLOAT8
+--
+CREATE TABLE FLOAT8_TBL(f1 float8);
+INSERT INTO FLOAT8_TBL(f1) VALUES (' 0.0 ');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1004.30 ');
+INSERT INTO FLOAT8_TBL(f1) VALUES (' -34.84');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1.2345678901234e+200');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1.2345678901234e-200');
+-- test for underflow and overflow handling
+SELECT '10e400'::float8;
+SELECT '-10e400'::float8;
+SELECT '10e-400'::float8;
+SELECT '-10e-400'::float8;
+-- test smallest normalized input
+SELECT float8send('2.2250738585072014E-308'::float8);
+-- bad input
+INSERT INTO FLOAT8_TBL(f1) VALUES ('');
+INSERT INTO FLOAT8_TBL(f1) VALUES (' ');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('xyz');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5.0.0');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5 . 0');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5. 0');
+INSERT INTO FLOAT8_TBL(f1) VALUES (' - 3');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('123 5');
+-- special inputs
+SELECT 'NaN'::float8;
+SELECT 'nan'::float8;
+SELECT ' NAN '::float8;
+SELECT 'infinity'::float8;
+SELECT ' -INFINiTY '::float8;
+-- bad special inputs
+SELECT 'N A N'::float8;
+SELECT 'NaN x'::float8;
+SELECT ' INFINITY x'::float8;
+SELECT 'Infinity'::float8 + 100.0;
+SELECT 'Infinity'::float8 / 'Infinity'::float8;
+SELECT '42'::float8 / 'Infinity'::float8;
+SELECT 'nan'::float8 / 'nan'::float8;
+SELECT 'nan'::float8 / '0'::float8;
+SELECT 'nan'::numeric::float8;
+SELECT * FROM FLOAT8_TBL;
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 <> '1004.3';
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 = '1004.3';
+SELECT f.* FROM FLOAT8_TBL f WHERE '1004.3' > f.f1;
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 < '1004.3';
+SELECT f.* FROM FLOAT8_TBL f WHERE '1004.3' >= f.f1;
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 <= '1004.3';
+SELECT f.f1, f.f1 * '-10' AS x
+ FROM FLOAT8_TBL f
+ WHERE f.f1 > '0.0';
+SELECT f.f1, f.f1 + '-10' AS x
+ FROM FLOAT8_TBL f
+ WHERE f.f1 > '0.0';
+SELECT f.f1, f.f1 - '-10' AS x
+ FROM FLOAT8_TBL f
+ WHERE f.f1 > '0.0';
+-- absolute value
+SELECT f.f1, @f.f1 AS abs_f1
+ FROM FLOAT8_TBL f;
+-- truncate
+SELECT f.f1, trunc(f.f1) AS trunc_f1
+ FROM FLOAT8_TBL f;
+-- round
+SELECT f.f1, round(f.f1) AS round_f1
+ FROM FLOAT8_TBL f;
+-- avoid bit-exact output here because operations may not be bit-exact.
+SET extra_float_digits = 0;
+-- square root
+SELECT sqrt(float8 '64') AS eight;
+SELECT |/ float8 '64' AS eight;
+SELECT f.f1, |/f.f1 AS sqrt_f1
+ FROM FLOAT8_TBL f
+ WHERE f.f1 > '0.0';
+-- power
+SELECT power(float8 '144', float8 '0.5');
+SELECT power(float8 'NaN', float8 '0.5');
+SELECT power(float8 '144', float8 'NaN');
+SELECT power(float8 'NaN', float8 'NaN');
+SELECT power(float8 '-1', float8 'NaN');
+SELECT power(float8 '1', float8 'NaN');
+SELECT power(float8 'NaN', float8 '0');
+SELECT power(float8 'inf', float8 '0');
+SELECT power(float8 '-inf', float8 '0');
+SELECT power(float8 '0', float8 'inf');
+SELECT power(float8 '0', float8 '-inf');
+SELECT power(float8 '1', float8 'inf');
+SELECT power(float8 '1', float8 '-inf');
+SELECT power(float8 '-1', float8 'inf');
+SELECT power(float8 '-1', float8 '-inf');
+SELECT power(float8 '0.1', float8 'inf');
+SELECT power(float8 '-0.1', float8 'inf');
+SELECT power(float8 '1.1', float8 'inf');
+SELECT power(float8 '-1.1', float8 'inf');
+SELECT power(float8 '0.1', float8 '-inf');
+SELECT power(float8 '-0.1', float8 '-inf');
+SELECT power(float8 '1.1', float8 '-inf');
+SELECT power(float8 '-1.1', float8 '-inf');
+SELECT power(float8 'inf', float8 '-2');
+SELECT power(float8 'inf', float8 '2');
+SELECT power(float8 'inf', float8 'inf');
+SELECT power(float8 'inf', float8 '-inf');
+-- Intel's icc misoptimizes the code that controls the sign of this result,
+-- even with -mp1. Pending a fix for that, only test for "is it zero".
+SELECT power(float8 '-inf', float8 '-2') = '0';
+SELECT power(float8 '-inf', float8 '-3');
+SELECT power(float8 '-inf', float8 '2');
+SELECT power(float8 '-inf', float8 '3');
+SELECT power(float8 '-inf', float8 '3.5');
+SELECT power(float8 '-inf', float8 'inf');
+SELECT power(float8 '-inf', float8 '-inf');
+-- take exp of ln(f.f1)
+SELECT f.f1, exp(ln(f.f1)) AS exp_ln_f1
+ FROM FLOAT8_TBL f
+ WHERE f.f1 > '0.0';
+-- cube root
+SELECT ||/ float8 '27' AS three;
+SELECT f.f1, ||/f.f1 AS cbrt_f1 FROM FLOAT8_TBL f;
+SELECT * FROM FLOAT8_TBL;
+SELECT f.f1 * '1e200' from FLOAT8_TBL f;
+SELECT f.f1 ^ '1e200' from FLOAT8_TBL f;
+SELECT 0 ^ 0 + 0 ^ 1 + 0 ^ 0.0 + 0 ^ 0.5;
+SELECT ln(f.f1) from FLOAT8_TBL f where f.f1 = '0.0' ;
+SELECT ln(f.f1) from FLOAT8_TBL f where f.f1 < '0.0' ;
+SELECT f.f1 / '0.0' from FLOAT8_TBL f;
+-- hyperbolic functions
+-- we run these with extra_float_digits = 0 too, since different platforms
+-- tend to produce results that vary in the last place.
+SELECT sinh(float8 '1');
+SELECT cosh(float8 '1');
+SELECT tanh(float8 '1');
+SELECT asinh(float8 '1');
+SELECT acosh(float8 '2');
+SELECT atanh(float8 '0.5');
+-- test Inf/NaN cases for hyperbolic functions
+SELECT sinh(float8 'infinity');
+SELECT sinh(float8 '-infinity');
+SELECT sinh(float8 'nan');
+SELECT cosh(float8 'infinity');
+SELECT cosh(float8 '-infinity');
+SELECT cosh(float8 'nan');
+SELECT tanh(float8 'infinity');
+SELECT tanh(float8 '-infinity');
+SELECT tanh(float8 'nan');
+SELECT asinh(float8 'infinity');
+SELECT asinh(float8 '-infinity');
+SELECT asinh(float8 'nan');
+-- acosh(Inf) should be Inf, but some mingw versions produce NaN, so skip test
+-- SELECT acosh(float8 'infinity');
+SELECT acosh(float8 '-infinity');
+SELECT acosh(float8 'nan');
+SELECT atanh(float8 'infinity');
+SELECT atanh(float8 '-infinity');
+SELECT atanh(float8 'nan');
+RESET extra_float_digits;
+-- test for over- and underflow
+INSERT INTO FLOAT8_TBL(f1) VALUES ('10e400');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e400');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('10e-400');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e-400');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('0.0');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-34.84');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1004.30');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1.2345678901234e+200');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1.2345678901234e-200');
+-- test edge-case coercions to integer
+SELECT '32767.4'::float8::int2;
+SELECT '32767.6'::float8::int2;
+SELECT '-32768.4'::float8::int2;
+SELECT '-32768.6'::float8::int2;
+SELECT '2147483647.4'::float8::int4;
+SELECT '2147483647.6'::float8::int4;
+SELECT '-2147483648.4'::float8::int4;
+SELECT '-2147483648.6'::float8::int4;
+SELECT '9223372036854773760'::float8::int8;
+SELECT '9223372036854775807'::float8::int8;
+SELECT '-9223372036854775808.5'::float8::int8;
+SELECT '-9223372036854780000'::float8::int8;
+-- test exact cases for trigonometric functions in degrees
+SELECT x,
+ sind(x),
+ sind(x) IN (-1,-0.5,0,0.5,1) AS sind_exact
+FROM (VALUES (0), (30), (90), (150), (180),
+ (210), (270), (330), (360)) AS t(x);
+SELECT x,
+ cosd(x),
+ cosd(x) IN (-1,-0.5,0,0.5,1) AS cosd_exact
+FROM (VALUES (0), (60), (90), (120), (180),
+ (240), (270), (300), (360)) AS t(x);
+SELECT x,
+ tand(x),
+ tand(x) IN ('-Infinity'::float8,-1,0,
+ 1,'Infinity'::float8) AS tand_exact,
+ cotd(x),
+ cotd(x) IN ('-Infinity'::float8,-1,0,
+ 1,'Infinity'::float8) AS cotd_exact
+FROM (VALUES (0), (45), (90), (135), (180),
+ (225), (270), (315), (360)) AS t(x);
+SELECT x,
+ atand(x),
+ atand(x) IN (-90,-45,0,45,90) AS atand_exact
+FROM (VALUES ('-Infinity'::float8), (-1), (0), (1),
+ ('Infinity'::float8)) AS t(x);
+SELECT x, y,
+ atan2d(y, x),
+ atan2d(y, x) IN (-90,0,90,180) AS atan2d_exact
+FROM (SELECT 10*cosd(a), 10*sind(a)
+ FROM generate_series(0, 360, 90) AS t(a)) AS t(x,y);