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QUERY: CREATE TABLE FLOAT4_TBL (f1 float4);
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('0.0');
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('1004.30');
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('-34.84');
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('1.2345678901234e+20');
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('1.2345678901234e-20');
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('10e40');
WARN: Bad float4 input format -- overflow
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e40');
WARN: Bad float4 input format -- overflow
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('10e-40');
WARN: Bad float4 input format -- underflow
QUERY: INSERT INTO FLOAT4_TBL(f1) VALUES ('-10e-40');
WARN: Bad float4 input format -- underflow
QUERY: SELECT '' AS five, FLOAT4_TBL.*;
five|f1
----+-----------
|0
|1004.3
|-34.84
|1.23457e+20
|1.23457e-20
(5 rows)
QUERY: SELECT '' AS four, f.* FROM FLOAT4_TBL f WHERE f.f1 <> '1004.3';
four|f1
----+-----------
|0
|-34.84
|1.23457e+20
|1.23457e-20
(4 rows)
QUERY: SELECT '' AS one, f.* FROM FLOAT4_TBL f WHERE f.f1 = '1004.3';
one| f1
---+------
|1004.3
(1 row)
QUERY: SELECT '' AS three, f.* FROM FLOAT4_TBL f WHERE '1004.3' > f.f1;
three| f1
-----+-----------
| 0
| -34.84
|1.23457e-20
(3 rows)
QUERY: SELECT '' AS three, f.* FROM FLOAT4_TBL f WHERE f.f1 < '1004.3';
three| f1
-----+-----------
| 0
| -34.84
|1.23457e-20
(3 rows)
QUERY: SELECT '' AS four, f.* FROM FLOAT4_TBL f WHERE '1004.3' >= f.f1;
four| f1
----+-----------
| 0
| 1004.3
| -34.84
|1.23457e-20
(4 rows)
QUERY: SELECT '' AS four, f.* FROM FLOAT4_TBL f WHERE f.f1 <= '1004.3';
four| f1
----+-----------
| 0
| 1004.3
| -34.84
|1.23457e-20
(4 rows)
QUERY: SELECT '' AS three, f.f1, f.f1 * '-10' AS x FROM FLOAT4_TBL f
WHERE f.f1 > '0.0';
three|f1 |x
-----+-----------+------------
|1004.3 |-10043
|1.23457e+20|-1.23457e+21
|1.23457e-20|-1.23457e-19
(3 rows)
QUERY: SELECT '' AS three, f.f1, f.f1 + '-10' AS x FROM FLOAT4_TBL f
WHERE f.f1 > '0.0';
three|f1 |x
-----+-----------+-----------
|1004.3 |994.3
|1.23457e+20|1.23457e+20
|1.23457e-20|-10
(3 rows)
QUERY: SELECT '' AS three, f.f1, f.f1 / '-10' AS x FROM FLOAT4_TBL f
WHERE f.f1 > '0.0';
three|f1 |x
-----+-----------+------------
|1004.3 |-100.43
|1.23457e+20|-1.23457e+19
|1.23457e-20|-1.23457e-21
(3 rows)
QUERY: SELECT '' AS three, f.f1, f.f1 - '-10' AS x FROM FLOAT4_TBL f
WHERE f.f1 > '0.0';
three|f1 |x
-----+-----------+-----------
|1004.3 |1014.3
|1.23457e+20|1.23457e+20
|1.23457e-20|10
(3 rows)
QUERY: SELECT '' AS bad, f.f1 / '0.0' from FLOAT4_TBL f;
WARN:float4div: divide by 0.0 error
QUERY: SELECT '' AS five, FLOAT4_TBL.*;
five|f1
----+-----------
|0
|1004.3
|-34.84
|1.23457e+20
|1.23457e-20
(5 rows)
QUERY: SELECT '' AS five, f.f1, @f.f1 AS abs_f1 FROM FLOAT4_TBL f;
five|f1 |abs_f1
----+-----------+-----------
|0 |0
|1004.3 |1004.3
|-34.84 |34.84
|1.23457e+20|1.23457e+20
|1.23457e-20|1.23457e-20
(5 rows)
QUERY: UPDATE FLOAT4_TBL
SET f1 = FLOAT4_TBL.f1 * '-1'
WHERE FLOAT4_TBL.f1 > '0.0';
QUERY: SELECT '' AS five, FLOAT4_TBL.*;
five|f1
----+------------
|0
|-34.84
|-1004.3
|-1.23457e+20
|-1.23457e-20
(5 rows)
|
