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author | udovichenko-r <udovichenko-r@yandex-team.com> | 2024-11-19 14:11:52 +0300 |
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committer | udovichenko-r <udovichenko-r@yandex-team.com> | 2024-11-19 14:22:01 +0300 |
commit | 72b3cd51dc3fb9d16975d353ea82fd85701393cc (patch) | |
tree | 318141940b8bf6bdb37ad6154e745e2ebfe3613f /yql/essentials/tests/postgresql/cases/float4.sql | |
parent | 223625eed56ec3e2808c010eac46dba1c9a64d13 (diff) | |
download | ydb-72b3cd51dc3fb9d16975d353ea82fd85701393cc.tar.gz |
YQL-19206 Move contrib/ydb/library/yql/tests/postgresql -> yql/essentials/tests/postgresql
commit_hash:46fdf59714b20cf2b61233a06e58365227d3c8b2
Diffstat (limited to 'yql/essentials/tests/postgresql/cases/float4.sql')
-rw-r--r-- | yql/essentials/tests/postgresql/cases/float4.sql | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/yql/essentials/tests/postgresql/cases/float4.sql b/yql/essentials/tests/postgresql/cases/float4.sql new file mode 100644 index 0000000000..8a6adaf11d --- /dev/null +++ b/yql/essentials/tests/postgresql/cases/float4.sql @@ -0,0 +1,105 @@ +-- +-- FLOAT4 +-- +CREATE TABLE FLOAT4_TBL (f1 float4); +INSERT INTO FLOAT4_TBL(f1) VALUES (' 0.0'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('1004.30 '); +INSERT INTO FLOAT4_TBL(f1) VALUES (' -34.84 '); +INSERT INTO FLOAT4_TBL(f1) VALUES ('1.2345678901234e+20'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('1.2345678901234e-20'); +-- test for over and under flow +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e70'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e70'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-70'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e70'::float8); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e70'::float8); +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-70'::float8); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-70'::float8); +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e400'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e400'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-400'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-400'); +-- bad input +INSERT INTO FLOAT4_TBL(f1) VALUES (''); +INSERT INTO FLOAT4_TBL(f1) VALUES (' '); +INSERT INTO FLOAT4_TBL(f1) VALUES ('xyz'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('5.0.0'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('5 . 0'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('5. 0'); +INSERT INTO FLOAT4_TBL(f1) VALUES (' - 3.0'); +INSERT INTO FLOAT4_TBL(f1) VALUES ('123 5'); +-- special inputs +SELECT 'NaN'::float4; +SELECT 'nan'::float4; +SELECT ' NAN '::float4; +SELECT 'infinity'::float4; +SELECT ' -INFINiTY '::float4; +-- bad special inputs +SELECT 'N A N'::float4; +SELECT 'NaN x'::float4; +SELECT ' INFINITY x'::float4; +SELECT 'Infinity'::float4 + 100.0; +SELECT 'Infinity'::float4 / 'Infinity'::float4; +SELECT '42'::float4 / 'Infinity'::float4; +SELECT 'nan'::float4 / 'nan'::float4; +SELECT 'nan'::float4 / '0'::float4; +SELECT 'nan'::numeric::float4; +SELECT * FROM FLOAT4_TBL; +SELECT f.* FROM FLOAT4_TBL f WHERE f.f1 <> '1004.3'; +SELECT f.* FROM FLOAT4_TBL f WHERE f.f1 = '1004.3'; +SELECT f.* FROM FLOAT4_TBL f WHERE '1004.3' > f.f1; +SELECT f.* FROM FLOAT4_TBL f WHERE f.f1 < '1004.3'; +SELECT f.* FROM FLOAT4_TBL f WHERE '1004.3' >= f.f1; +SELECT f.* FROM FLOAT4_TBL f WHERE f.f1 <= '1004.3'; +SELECT f.f1, f.f1 * '-10' AS x FROM FLOAT4_TBL f + WHERE f.f1 > '0.0'; +SELECT f.f1, f.f1 / '-10' AS x FROM FLOAT4_TBL f + WHERE f.f1 > '0.0'; +SELECT f.f1, f.f1 - '-10' AS x FROM FLOAT4_TBL f + WHERE f.f1 > '0.0'; +-- test divide by zero +SELECT f.f1 / '0.0' from FLOAT4_TBL f; +SELECT * FROM FLOAT4_TBL; +-- test the unary float4abs operator +SELECT f.f1, @f.f1 AS abs_f1 FROM FLOAT4_TBL f; +-- test edge-case coercions to integer +SELECT '32767.4'::float4::int2; +SELECT '32767.6'::float4::int2; +SELECT '-32768.4'::float4::int2; +SELECT '-32768.6'::float4::int2; +SELECT '2147483520'::float4::int4; +SELECT '2147483647'::float4::int4; +SELECT '-2147483648.5'::float4::int4; +SELECT '-2147483900'::float4::int4; +SELECT '9223369837831520256'::float4::int8; +SELECT '9223372036854775807'::float4::int8; +SELECT '-9223372036854775808.5'::float4::int8; +SELECT '-9223380000000000000'::float4::int8; +-- Test for correct input rounding in edge cases. +-- These lists are from Paxson 1991, excluding subnormals and +-- inputs of over 9 sig. digits. +SELECT float4send('5e-20'::float4); +SELECT float4send('67e14'::float4); +SELECT float4send('985e15'::float4); +SELECT float4send('55895e-16'::float4); +SELECT float4send('7038531e-32'::float4); +SELECT float4send('702990899e-20'::float4); +SELECT float4send('3e-23'::float4); +SELECT float4send('57e18'::float4); +SELECT float4send('789e-35'::float4); +SELECT float4send('2539e-18'::float4); +SELECT float4send('76173e28'::float4); +SELECT float4send('887745e-11'::float4); +SELECT float4send('5382571e-37'::float4); +SELECT float4send('82381273e-35'::float4); +SELECT float4send('750486563e-38'::float4); +-- Test that the smallest possible normalized input value inputs +-- correctly, either in 9-significant-digit or shortest-decimal +-- format. +-- +-- exact val is 1.1754943508... +-- shortest val is 1.1754944000 +-- midpoint to next val is 1.1754944208... +SELECT float4send('1.17549435e-38'::float4); +SELECT float4send('1.1754944e-38'::float4); |