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|
-- Tests for package DBMS_RANDOM
SELECT dbms_random.initialize(8);
initialize
------------
(1 row)
SELECT dbms_random.normal()::numeric(10, 8);
normal
-------------
-0.37787769
(1 row)
SELECT dbms_random.normal()::numeric(10, 8);
normal
------------
0.80499804
(1 row)
SELECT dbms_random.seed(8);
seed
------
(1 row)
SELECT dbms_random.random();
random
------------
-632387854
(1 row)
SELECT dbms_random.seed('test');
seed
------
(1 row)
SELECT dbms_random.string('U',5);
string
--------
XEJGE
(1 row)
SELECT dbms_random.string('P',2);
string
--------
Y9
(1 row)
SELECT dbms_random.string('x',4);
string
--------
FVGL
(1 row)
SELECT dbms_random.string('a',2);
string
--------
AZ
(1 row)
SELECT dbms_random.string('l',3);
string
--------
hmo
(1 row)
SELECT dbms_random.seed(5);
seed
------
(1 row)
SELECT dbms_random.value()::numeric(10, 8);
value
------------
0.27474560
(1 row)
SELECT dbms_random.value(10,15)::numeric(10, 8);
value
-------------
10.23233882
(1 row)
SELECT dbms_random.value(10,10)::numeric(10, 8);
value
-------------
10.00000000
(1 row)
SELECT dbms_random.value(15,10)::numeric(10, 8);
value
-------------
10.40015223
(1 row)
SELECT dbms_random.seed(5);
seed
------
(1 row)
SELECT dbms_random.string('u', 10);
string
------------
HBZCDCHLMX
(1 row)
SELECT dbms_random.string('l', 10);
string
------------
ahzfkgjhkg
(1 row)
SELECT dbms_random.string('a', 10);
string
------------
pxxodQYutY
(1 row)
SELECT dbms_random.string('x', 10);
string
------------
HN0GQ5J0M1
(1 row)
SELECT dbms_random.string('p', 10);
string
------------
VEhX"|=i1&
(1 row)
SELECT dbms_random.string('uu', 10); -- error
ERROR: this first parameter value is more than 1 characters long
SELECT dbms_random.string('w', 10);
string
------------
MIAXPCTOMD
(1 row)
-- although it is useless, and deprecated on Oracle
-- it should be last command
SELECT dbms_random.terminate();
terminate
-----------
(1 row)
|
