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|
# name: test/sql/function/numeric/test_pg_math.test
# description: Function test cases from PG docs
# group: [numeric]
# see https://www.postgresql.org/docs/10/functions-math.html
query R
select abs(-17.4)
----
17.4
query R
select cbrt(27.0)
----
3.000000
query R
select ceil(-42.8)
----
-42
query R
select ceiling(-95.3)
----
-95
query R
select exp(1.0)
----
2.718282
query R
select floor(-42.8)
----
-43
query R
select ln(2.0)
----
0.693147
query R
select log(100.0)
----
2.000000
query R
select log10(100.0)
----
2.000000
query R
select log2(4.0)
----
2.000000
query R
select pi()
----
3.141593
query R
select sqrt(2.0)
----
1.414214
query R
select radians(45.0)
----
0.785398
query R
select degrees(0.5)
----
28.647890
query I
select sign(4.1)
----
1
query I
select sign(-4.1)
----
-1
query I
select sign(0)
----
0
query I
select sign(3)
----
1
query I
select log(2, 64)
----
6
statement error
select log(0, 64)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(2, 0)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(-1, 64)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(2, -1)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(1, 64)
----
<REGEX>:.*Out of Range Error.*divison by zero.*
query I
select log(2, 1)
----
0
query I
select log(0.5, 64)
----
-6
query I
select log(0.5, 64)
----
-6
query I
select log('Inf'::DOUBLE, 64)
----
0
query I
select log(64, 'Inf'::DOUBLE)
----
Inf
query I
select log(64, 'NaN'::DOUBLE)
----
NaN
query I
select log('NaN'::DOUBLE, 64)
----
NaN
statement error
select log('-Inf'::DOUBLE, 64)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(64, '-Inf'::DOUBLE)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
statement error
select log(2, -1)
----
<REGEX>:.*Out of Range Error.*cannot take logarithm.*
|
