blob: 95830e6fa0be3b19e7f89529418cddb1a8d3f1bb (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
|
--
-- NUMEROLOGY
-- Test various combinations of numeric types and functions.
--
--
-- Test implicit type conversions
-- This fails for Postgres v6.1 (and earlier?)
-- so let's try explicit conversions for now - tgl 97/05/07
--
CREATE TABLE TEMP_FLOAT (f1 FLOAT8);
INSERT INTO TEMP_FLOAT (f1)
SELECT float8(f1) FROM INT4_TBL;
INSERT INTO TEMP_FLOAT (f1)
SELECT float8(f1) FROM INT2_TBL;
SELECT f1 FROM TEMP_FLOAT
ORDER BY f1;
f1
-------------
-2147483647
-123456
-32767
-1234
0
0
1234
32767
123456
2147483647
(10 rows)
-- int4
CREATE TABLE TEMP_INT4 (f1 INT4);
INSERT INTO TEMP_INT4 (f1)
SELECT int4(f1) FROM FLOAT8_TBL
WHERE (f1 > -2147483647) AND (f1 < 2147483647);
INSERT INTO TEMP_INT4 (f1)
SELECT int4(f1) FROM INT2_TBL;
-- int2
CREATE TABLE TEMP_INT2 (f1 INT2);
INSERT INTO TEMP_INT2 (f1)
SELECT int2(f1) FROM FLOAT8_TBL
WHERE (f1 >= -32767) AND (f1 <= 32767);
INSERT INTO TEMP_INT2 (f1)
SELECT int2(f1) FROM INT4_TBL
WHERE (f1 >= -32767) AND (f1 <= 32767);
--
-- Group-by combinations
--
CREATE TABLE TEMP_GROUP (f1 INT4, f2 INT4, f3 FLOAT8);
INSERT INTO TEMP_GROUP
SELECT 1, (- i.f1), (- f.f1)
FROM INT4_TBL i, FLOAT8_TBL f;
DROP TABLE TEMP_INT2;
DROP TABLE TEMP_INT4;
DROP TABLE TEMP_FLOAT;
DROP TABLE TEMP_GROUP;
|
