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Postgres FD Implementation
Commit 8ba05069 authored by Tom Lane's avatar Tom Lane
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First examples of multiplatform result comparison files.

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src/test/regress/expected/int2-too-large.out 0 → 100644
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--
-- INT2
-- NOTE: int2 operators never check for over/underflow!
-- Some of these answers are consequently numerically incorrect.
--
CREATE TABLE INT2_TBL(f1 int2);
INSERT INTO INT2_TBL(f1) VALUES ('0');
INSERT INTO INT2_TBL(f1) VALUES ('1234');
INSERT INTO INT2_TBL(f1) VALUES ('-1234');
INSERT INTO INT2_TBL(f1) VALUES ('34.5');
ERROR: pg_atoi: error in "34.5": can't parse ".5"
-- largest and smallest values
INSERT INTO INT2_TBL(f1) VALUES ('32767');
INSERT INTO INT2_TBL(f1) VALUES ('-32767');
-- bad input values -- should give warnings
INSERT INTO INT2_TBL(f1) VALUES ('100000');
ERROR: pg_atoi: error reading "100000": Result too large
INSERT INTO INT2_TBL(f1) VALUES ('asdf');
ERROR: pg_atoi: error in "asdf": can't parse "asdf"
SELECT '' AS five, INT2_TBL.*;
five | f1
------+--------
| 0
| 1234
| -1234
| 32767
| -32767
(5 rows)
SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> int2 '0';
four | f1
------+--------
| 1234
| -1234
| 32767
| -32767
(4 rows)
SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> int4 '0';
four | f1
------+--------
| 1234
| -1234
| 32767
| -32767
(4 rows)
SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = int2 '0';
one | f1
-----+----
| 0
(1 row)
SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = int4 '0';
one | f1
-----+----
| 0
(1 row)
SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < int2 '0';
two | f1
-----+--------
| -1234
| -32767
(2 rows)
SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < int4 '0';
two | f1
-----+--------
| -1234
| -32767
(2 rows)
SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= int2 '0';
three | f1
-------+--------
| 0
| -1234
| -32767
(3 rows)
SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= int4 '0';
three | f1
-------+--------
| 0
| -1234
| -32767
(3 rows)
SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > int2 '0';
two | f1
-----+-------
| 1234
| 32767
(2 rows)
SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > int4 '0';
two | f1
-----+-------
| 1234
| 32767
(2 rows)
SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= int2 '0';
three | f1
-------+-------
| 0
| 1234
| 32767
(3 rows)
SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= int4 '0';
three | f1
-------+-------
| 0
| 1234
| 32767
(3 rows)
-- positive odds
SELECT '' AS one, i.* FROM INT2_TBL i WHERE (i.f1 % int2 '2') = int2 '1';
one | f1
-----+-------
| 32767
(1 row)
-- any evens
SELECT '' AS three, i.* FROM INT2_TBL i WHERE (i.f1 % int4 '2') = int2 '0';
three | f1
-------+-------
| 0
| 1234
| -1234
(3 rows)
SELECT '' AS five, i.f1, i.f1 * int2 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+-------
| 0 | 0
| 1234 | 2468
| -1234 | -2468
| 32767 | -2
| -32767 | 2
(5 rows)
SELECT '' AS five, i.f1, i.f1 * int4 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | 0
| 1234 | 2468
| -1234 | -2468
| 32767 | 65534
| -32767 | -65534
(5 rows)
SELECT '' AS five, i.f1, i.f1 + int2 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | 2
| 1234 | 1236
| -1234 | -1232
| 32767 | -32767
| -32767 | -32765
(5 rows)
SELECT '' AS five, i.f1, i.f1 + int4 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | 2
| 1234 | 1236
| -1234 | -1232
| 32767 | 32769
| -32767 | -32765
(5 rows)
SELECT '' AS five, i.f1, i.f1 - int2 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+-------
| 0 | -2
| 1234 | 1232
| -1234 | -1236
| 32767 | 32765
| -32767 | 32767
(5 rows)
SELECT '' AS five, i.f1, i.f1 - int4 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | -2
| 1234 | 1232
| -1234 | -1236
| 32767 | 32765
| -32767 | -32769
(5 rows)
SELECT '' AS five, i.f1, i.f1 / int2 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | 0
| 1234 | 617
| -1234 | -617
| 32767 | 16383
| -32767 | -16383
(5 rows)
SELECT '' AS five, i.f1, i.f1 / int4 '2' AS x FROM INT2_TBL i;
five | f1 | x
------+--------+--------
| 0 | 0
| 1234 | 617
| -1234 | -617
| 32767 | 16383
| -32767 | -16383
(5 rows)
src/test/regress/expected/int4-too-large.out 0 → 100644
View file @ 8ba05069
--
-- INT4
-- WARNING: int4 operators never check for over/underflow!
-- Some of these answers are consequently numerically incorrect.
--
CREATE TABLE INT4_TBL(f1 int4);
INSERT INTO INT4_TBL(f1) VALUES ('0');
INSERT INTO INT4_TBL(f1) VALUES ('123456');
INSERT INTO INT4_TBL(f1) VALUES ('-123456');
INSERT INTO INT4_TBL(f1) VALUES ('34.5');
ERROR: pg_atoi: error in "34.5": can't parse ".5"
-- largest and smallest values
INSERT INTO INT4_TBL(f1) VALUES ('2147483647');
INSERT INTO INT4_TBL(f1) VALUES ('-2147483647');
-- bad input values -- should give warnings
INSERT INTO INT4_TBL(f1) VALUES ('1000000000000');
ERROR: pg_atoi: error reading "1000000000000": Result too large
INSERT INTO INT4_TBL(f1) VALUES ('asdf');
ERROR: pg_atoi: error in "asdf": can't parse "asdf"
SELECT '' AS five, INT4_TBL.*;
five | f1
------+-------------
| 0
| 123456
| -123456
| 2147483647
| -2147483647
(5 rows)
SELECT '' AS four, i.* FROM INT4_TBL i WHERE i.f1 <> int2 '0';
four | f1
------+-------------
| 123456
| -123456
| 2147483647
| -2147483647
(4 rows)
SELECT '' AS four, i.* FROM INT4_TBL i WHERE i.f1 <> int4 '0';
four | f1
------+-------------
| 123456
| -123456
| 2147483647
| -2147483647
(4 rows)
SELECT '' AS one, i.* FROM INT4_TBL i WHERE i.f1 = int2 '0';
one | f1
-----+----
| 0
(1 row)
SELECT '' AS one, i.* FROM INT4_TBL i WHERE i.f1 = int4 '0';
one | f1
-----+----
| 0
(1 row)
SELECT '' AS two, i.* FROM INT4_TBL i WHERE i.f1 < int2 '0';
two | f1
-----+-------------
| -123456
| -2147483647
(2 rows)
SELECT '' AS two, i.* FROM INT4_TBL i WHERE i.f1 < int4 '0';
two | f1
-----+-------------
| -123456
| -2147483647
(2 rows)
SELECT '' AS three, i.* FROM INT4_TBL i WHERE i.f1 <= int2 '0';
three | f1
-------+-------------
| 0
| -123456
| -2147483647
(3 rows)
SELECT '' AS three, i.* FROM INT4_TBL i WHERE i.f1 <= int4 '0';
three | f1
-------+-------------
| 0
| -123456
| -2147483647
(3 rows)
SELECT '' AS two, i.* FROM INT4_TBL i WHERE i.f1 > int2 '0';
two | f1
-----+------------
| 123456
| 2147483647
(2 rows)
SELECT '' AS two, i.* FROM INT4_TBL i WHERE i.f1 > int4 '0';
two | f1
-----+------------
| 123456
| 2147483647
(2 rows)
SELECT '' AS three, i.* FROM INT4_TBL i WHERE i.f1 >= int2 '0';
three | f1
-------+------------
| 0
| 123456
| 2147483647
(3 rows)
SELECT '' AS three, i.* FROM INT4_TBL i WHERE i.f1 >= int4 '0';
three | f1
-------+------------
| 0
| 123456
| 2147483647
(3 rows)
-- positive odds
SELECT '' AS one, i.* FROM INT4_TBL i WHERE (i.f1 % int2 '2') = int2 '1';
one | f1
-----+------------
| 2147483647
(1 row)
-- any evens
SELECT '' AS three, i.* FROM INT4_TBL i WHERE (i.f1 % int4 '2') = int2 '0';
three | f1
-------+---------
| 0
| 123456
| -123456
(3 rows)
SELECT '' AS five, i.f1, i.f1 * int2 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+---------
| 0 | 0
| 123456 | 246912
| -123456 | -246912
| 2147483647 | -2
| -2147483647 | 2
(5 rows)
SELECT '' AS five, i.f1, i.f1 * int4 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+---------
| 0 | 0
| 123456 | 246912
| -123456 | -246912
| 2147483647 | -2
| -2147483647 | 2
(5 rows)
SELECT '' AS five, i.f1, i.f1 + int2 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+-------------
| 0 | 2
| 123456 | 123458
| -123456 | -123454
| 2147483647 | -2147483647
| -2147483647 | -2147483645
(5 rows)
SELECT '' AS five, i.f1, i.f1 + int4 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+-------------
| 0 | 2
| 123456 | 123458
| -123456 | -123454
| 2147483647 | -2147483647
| -2147483647 | -2147483645
(5 rows)
SELECT '' AS five, i.f1, i.f1 - int2 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+------------
| 0 | -2
| 123456 | 123454
| -123456 | -123458
| 2147483647 | 2147483645
| -2147483647 | 2147483647
(5 rows)
SELECT '' AS five, i.f1, i.f1 - int4 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+------------
| 0 | -2
| 123456 | 123454
| -123456 | -123458
| 2147483647 | 2147483645
| -2147483647 | 2147483647
(5 rows)
SELECT '' AS five, i.f1, i.f1 / int2 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+-------------
| 0 | 0
| 123456 | 61728
| -123456 | -61728
| 2147483647 | 1073741823
| -2147483647 | -1073741823
(5 rows)
SELECT '' AS five, i.f1, i.f1 / int4 '2' AS x FROM INT4_TBL i;
five | f1 | x
------+-------------+-------------
| 0 | 0
| 123456 | 61728
| -123456 | -61728
| 2147483647 | 1073741823
| -2147483647 | -1073741823
(5 rows)
--
-- more complex expressions
--
-- variations on unary minus parsing
SELECT -2+3 AS one;
one
-----
1
(1 row)
SELECT 4-2 AS two;
two
-----
2
(1 row)
SELECT 2- -1 AS three;
three
-------
3
(1 row)
SELECT 2 - -2 AS four;
four
------
4
(1 row)
SELECT int2 '2' * int2 '2' = int2 '16' / int2 '4' AS true;
true
------
t
(1 row)
SELECT int4 '2' * int2 '2' = int2 '16' / int4 '4' AS true;
true
------
t
(1 row)
SELECT int2 '2' * int4 '2' = int4 '16' / int2 '4' AS true;
true
------
t
(1 row)
SELECT int4 '1000' < int4 '999' AS false;
false
-------
f
(1 row)
SELECT 4! AS twenty_four;
twenty_four
-------------
24
(1 row)
SELECT !!3 AS six;
six
-----
6
(1 row)
SELECT 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 AS ten;
ten
-----
10
(1 row)
SELECT 2 + 2 / 2 AS three;
three
-------
3
(1 row)
SELECT (2 + 2) / 2 AS two;
two
-----
2
(1 row)
SELECT dsqrt(float8 '64') AS eight;
eight
-------
8
(1 row)
SELECT |/float8 '64' AS eight;
eight
-------
8
(1 row)
SELECT ||/float8 '27' AS three;
three
-------
3
(1 row)
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