SQL & PL/SQL :: How To Get Random Numbers

Jul 1, 2010

I want to get 10 random numbers from existing 100 numbers. How can we get/generate random numbers ?

for example I have a table with customer ID, customer Name, having 100 record. We want 10 customers ID randomly from that 100 record not repeated any number. Have any command or procedure for that ?

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SQL & PL/SQL :: Extracting Numbers And Few Portion Of Text From A String Containing Dates / Characters And Numbers

Jul 13, 2011

I have a table test with column containing dates, characters and numbers. I have to extract the number part and the three characters before the number . My data looks like :

TEST
ID DATA
1 3/12/2007
2 0
3 3/8/2010 ABC 217
4 NONE
5 COLM XYZ 469 6/8/2011
6 LMN 209

My expected results should look like :

ID DATA
1
2
3 ABC 217
4
5 XYZ 469
6 LMN 209

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SQL & PL/SQL :: Random Number Generate

Jul 6, 2010

I have 2 question....

1. i have a table and i want to pick data from one field randomly..

i write this query for this purpose...

SELECT SUBJECTIVE_QUES_PK FROM
(SELECT SUBJECTIVE_QUES_PK FROM PMS.SUBJECTIVE_QUES
ORDER BY SYS.DBMS_RANDOM.VALUE)
WHERE QUES_TYPE_FK=3
AND ROWNUM<=5;

2. can i write this query in forms 6i..

i know that this question not relevant but if i write it in forms section then i will be duplicate.

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SQL & PL/SQL :: Show Result Random

Mar 24, 2010

I run follwing query.

select * from crp_00_08

it shows result like

BAS_CODBAS_DES

1MAIN GATE (FRONT)
2NEAR MILL # 3, 3-1
3NEAR MILL # 3, 3-2
4NEAR MILL # 3, 3-3

[Code]...

i want that when i run above query every time bas_cod column should start with difference value. now it is starting from 1, i need when i run next time it should start with another number except 1,

i mean whenever i run above query,order of bas_cod must be change from last.

how can i do it.

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Getting Random Results Creating Table

Jan 19, 2012

I am trying to create a csv file with summarized data. We have a huge table with claim details that is constantly being updated. I am pulling a subset of records that match my criteria into a tempory table (not technically an Oracle temporary table, a regular table that will only exist until I drop it when I am done). This table has multiple entries per claim with different effective dates, paid dates and amounts paid. The result file needs to have one entry per claim with the oldest effective and paid dates and the total of all of the amounts paid on that claim.

Originally I was doing create table new_table as select claim_nbr,other data...,min(ymdeff),min(ymdpaid),sum(amtpay) from my_table group by claim_nbr,other data...

If I ran a select sum(amtpay) from my_table and select sum(amtpay) from new_table I was not getting the same results... If I ran select count (*) from (select distinct claim_nbr from my_table) and select count (*) from (select distinct claim_nbr from new_table) or select count (*) from new_table I was getting the same number of rows. So I wasn't completely losing claims from one table to the next, just some of the details. So, I tried running this:

select * from
(select claim_nbr,sum(amtpay) paysum from my_table
group by claim_nbr
order by claim_nbr) m,
(select claim_nbr,sum(amtpay) paysum from new_table
group by claim_nbr
order by claim_nbr) n
where
m.claim_nbr = n.claim_nbr and
m.paysum <> n.paysum;

It came back with the claim number causing the issue. I looked at all the entries in my_table for that claim and every field was identical except the ymdeff, ymdpaid and amtpay. There were 4 records in my_table however the amtpay in new_table was only a sum of 2 of the records... I our admin look over my shoulder to see what was wrong and they wanted me to recreate new_table. So I dropped new_table and ran the exact same SQL to recreate the table. The number of distinct claim numbers was still the same in both tables and the sum of new_table was off but not by the same amount. I ran my comparison to see which claim was off and now there were two claims where the totals didn't match and neither were the same as the claim that was wrong that first time. We dropped new_table and recreated it several times and every time we got different results... No one else knows the name of my_table so no one was messing with it at the same time plus the sum of amtpay in my_table always comes back the same.

Our admin said he thought he remembered there being something "funny" with the min function sometime so he had me remove those fields. Ran the query several times and the total came out correct each time. Well I still need the dates so I came up with another way (very convoluted) using subqueries and ranking. It seemed to work at first then it started losing random numbers of claims (fewer rows in new_table than distinct claims in my_table) or keeping all the claims but dropping detail lines like I had using the min functions.

Here is the backwards way around using min that drops whole claims sometimes but works fine other times:

CREATE table new_table
as
(select claim_nbr,other data...,amtpay,ymdeff,ymdpaid
from
(select claim_nbr,other data... ,sum(amtpay) amtpay
from my_table
group by claim_nbr,other data...

[Code] ...........

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Forms :: Random Selection From List

Oct 21, 2013

i have a parameter form where user will input from item to item and items within this range will be come as output , but i want an option to select the random items from the list, like i may not select all the items from 1 to 10 , but instead i want to pick or select randomly , i may opt for 1,3,4 and 7.

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SQL & PL/SQL :: How To Exclude Value From Random Generating Function

Jun 25, 2011

I am in urgent need of Generating Random numbers for one of the application .The number once generated is getting stored in table

For this purpose i am using Oracle In-Built function

Quote:Select round(dbms_random.value(1,30)) into a from dual;

Problem is :How to eliminate those numbers to generate which are already stored in Table.

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SQL & PL/SQL :: How To Create Random Shift Rota

May 8, 2012

I wanted to create shift rota for the employees as per the below conditions.

1). Shift should be rotated.(it should check previous 2 shifts and assign to another shift).

2). The same employees should not be allocated for the next shift .

Ex : Now jones, jekku, henry and villiams are in "C" shift . So the same employees should not be allocated to the next shift, it should be random. Some of these employees should be allocated to "B" and some employees should allocated to "A" shift....

Below are the SQL statements to create the table and input the data..

create table resource_details
(empno number(5) ,
ename varchar2(30),
shift char(1));

alter table resource_details add constraint res_pk primary key(empno) ;

insert into resource_details values(51370 , 'Finney' , 'A') ;
insert into resource_details values(51371, 'Jerry' , 'B') ;
insert into resource_details values(51372, 'Jones' , 'C') ;
insert into resource_details values(51373, 'Smith' , 'A') ;
insert into resource_details values(51374, 'Krishna' , 'B') ;
insert into resource_details values(51375,'Chenna','A');

[code]....

I have tried with employee number to check which shift he is/was in & assigned the shift accordingly , but here shift is getting rotated but not employees(same employees are going to the next shift, which should not be accepted..)

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Forms :: Update Random Rows In Table?

May 24, 2010

I have this requirement in Oracle FORMS ver 6i where I populate some records in a table in a datablock and display them on the screen. A facility needs to be provided to the end users to select the records randomly by just entering the count of the records in a non-d/b text field. The number entered in the count field will decide how many records are to be selected randomly.

I tried using the query -

UPDATE <table a>
SET <col 1> = <value 1>
WHERE rowid IN (SELECT rowid FROM (SELECT * FROM <table a> ORDER BY DBMS_RANDOM.VALUE)
WHERE <col 2> = <value 2>)
/

which I found on the link [URL] but while compiling, the Form gives a compilation error for the ORDER by clause - i'm sure there's no syntax error in the way I have written it...

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Replication :: Copy Data From One DB To Another At Random Intervals?

Apr 20, 2010

i need to copy data from certain table's from one DB to another at random intervals. Table structure for the one's getting copied can be same in both the DB.

After reading various posts here i have understood that it can be done using Oracle Replication and Oracle stream.

how these 2 methods work and how they are different from each other.

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Application Express :: Random Order By In A Pie Chart

Jun 13, 2013

We have a pie chart which has select like   

select null, '0-10' Days , count(*) from tableunionselect null, '11-20' Days, count(*) from tableunionselect null, '21-30' Days, count(*) from tableunionselect null, '>30' Days, count(*) from table   

The 3d pie chart was showing the slices is the correct order 0-10, 11-20, 21-30, >30 but now shows it in random order. how to get the order by working. I suspect since the Days column in the select is a Character column this issue is occurring, however, with the restrictions in the number of select items we can have in the Apex charts, was wondering how do you get the order by working?

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SQL & PL/SQL :: Sequence Generating Random Values After Increment By 1

Jan 28, 2011

DECLARE
P_LAST_UPDATE_DATE KPC_MMS_STD_CHKPOINTS.LAST_UPDATE_DATE%TYPE;
BEGIN
INSERT INTO KPC_MMS_STD_CHKPOINTS (CHK_POINT_CODE,CHK_POINT_DESC,CHK_POINT_FREQUENCY,CREATED_BY,
CREATION_DATE,LAST_UPDATED_BY,LAST_UPDATE_DATE)
VALUES (:P13_CHK_POINT_CODE,:P13_CHK_POINT_DESC,:P13_CHK_POINT_FREQUENCY,:P13_CREATED_BY,:P13_CREATION_DATE,
:P13_LAST_UPDATED_BY,:P13_LAST_U PDATE_DATE);
COMMIT;
END;

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Generate Random And Unique 6 Digit Number In Oracle

Sep 29, 2008

I need to generate random and unique 6 digit number in Oracle. I need to insert these numbers into a table. I tried using DBMS_RANDOM package, which generates random 6 digit numbers, but fails to generate UNIQUE numbers.

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PL/SQL :: How To Generate Large Random Number Without Decimal Places

Nov 5, 2012

I need to generate random numbers from the range 71 million to 90 million. While generatind the same iam getting the value with decimal places.

How to generate with out decimal places ?

SQL> select ABS(dbms_random.value(71000000,90000000)) from dual;
ABS(DBMS_RANDOM.VALUE(71000000,90000000))
-----------------------------------------
87283730.7

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String Of Numbers

Oct 12, 2007

I have the following set of numbers that i am passing in as one input into a stored procedure.

234,456,234,456,567

Now i want to take this list of numbers and use it in an IN statement:

select * from table where column_a in (P_INPUT);

however, when i try this, it give me an invalid error. I have tried inserting single quote around each value and get the same invalid error. I tried a To_char around my column, which solved the error, but it never finds a match!

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SQL & PL/SQL :: How To Get Column Containing Numbers Only

Jul 25, 2010

I have a column of datatype varchar2

this column may contain char or may contain number or may contain both

some values in this column are only number is there any function or any other way to get those column that are only number

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SQL & PL/SQL :: Combinations Of Numbers

Nov 1, 2010

Earlier, we had a discussion how to generate the permutations. generating the code for combinations

For eg: if I have input as [1,2,3,4,5] then 5c2 = 20 combinations should be generated as pairs

1,2
1,3
1,4
1,5
2,3
2,4
2,5
3,4
3,5
4,5

Total of 10 combinations

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SQL & PL/SQL :: Function To Sum Five Numbers

Apr 13, 2013

I am creating a function to sum five numbers (less 1). Is it possible to have an array of numbers in an SQL function, and how would this be implemented?

Here is the screenshot of my output (I cannot embed links until 5 posts!): flic.kr/p/eaSHBP

CREATE OR REPLACE FUNCTION sumfivenumbers ( n1 NUMBER, n2 NUMBER, n3 NUMBER, n4 NUMBER, n5 NUMBER)
RETURN NUMBER
IS
Sumnums NUMBER;
BEGIN
SELECT SUM(n1+n2+n3+n4+n5-1) INTO Sumnums FROM DUAL;
DBMS_OUTPUT.PUT_LINE(Sumnums);
RETURN 1;
END sumfivenumbers;
/
SELECT sumfivenumbers(5,5,5,5,5) AS "Five Numbers less 1" FROM DUAL;

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SQL & PL/SQL :: Selecting 1st And 2nd TOP Numbers (from Same Row)

Jul 6, 2012

I need to find the top two values value for each ID Number:

CREATE TABLE TABLE_1
(ID number (8),
NUMBER_1 number (2),
NUMBER_2 number (2),
NUMBER_3 number (2),
NUMBER_4 number (2));

INSERT INTO TABLE_1
VALUES
('12345679','30','25','30','05');
INSERT INTO TABLE_1
VALUES
('99999999','30','25','15','05');

Desired Result:

ID Number 1st 2nd
12345679 30 30
99999999 30 25

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SQL & PL/SQL :: Numbers To Alphabets

Jul 6, 2013

I have a requirement to display numbers as equivalent alphabets , like if the stored value is 1 then it should display as 'A' ,2 means 'B' ,is there a way to find out.

CREATE TABLE APS ( ITEM_NO NUMBER, ITEM_NAME VARCHAR2(12))
INSERT INTO APS (ITEM_NO,ITEM_NAME) VALUES (1,'TEST1');
INSERT INTO APS (ITEM_NO,ITEM_NAME) VALUES (2,'TEST2');
INSERT INTO APS (ITEM_NO,ITEM_NAME) VALUES (3,'TEST3');
INSERT INTO APS (ITEM_NO,ITEM_NAME) VALUES (4,'TEST4');

-- The output to be is.

item_no , item_name
A TEST1
B TEST2
C TEST3
D TEST4

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SQL & PL/SQL :: Numbers To Words

Jul 6, 2012

I tried to convert numbers to words, it shows the below error.

SQL*Plus: Release 10.2.0.1.0 - Production on Fri Jul 6 11:00:29 2012

Copyright (c) 1982, 2005, Oracle. All rights reserved.

Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - Production With the Partitioning, OLAP, Data Mining and Real Application Testing options

SQL> SELECT TO_CHAR (TO_DATE (2447834, 'j'), 'jsp') FROM DUAL;

TO_CHAR(TO_DATE(2447834,'J'),'JSP')
---------------------------------------------------------------------------
two million four hundred forty-seven thousand eight hundred thirty-four

SQL> SELECT TO_CHAR (TO_DATE (244783400, 'j'), 'jsp') FROM DUAL;
SELECT TO_CHAR (TO_DATE (244783400, 'j'), 'jsp') FROM DUAL
*
ERROR at line 1: ORA-01830: date format picture ends before converting entire input string

SQL>

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PL/SQL :: Extract Numbers Only

Sep 18, 2012

Here i face probelm that he numbers must be follw by DOT "." , this is not correct if the statment only conatines numbers without DOT that not extract. As the

SELECT REGEXP_SUBSTR ( 'hello to 8898989898989 jkjk nnnm mnj'
, '([0-9]+.[0-9]*)' || -- Starts with digit(s) (may or may not have digits after .)
'|' || -- or
'(.[0-9]+)' -- starts with decimal point
) AS result
FROM dual
;

but mean i have to add . after numbers . as follow

SELECT REGEXP_SUBSTR ( 'hello to 8898989898989 jkjk nnnm mnj'
, '([0-9]+.[0-9]*)' || -- Starts with digit(s) (may or may not have digits after .)
'|' || -- or
'(.[0-9]+)' -- starts with decimal point
) AS result
FROM dual
;

but this is not right

i want to extract numbers without DOT also.

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SQL & PL/SQL :: How To Print Even Numbers Without Using MOD Function

Mar 1, 2012

How to print even numbers 1 to 10.without using the MOD Function

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Insert All Client Numbers

May 12, 2010

I am trying to run this script:

Update ACT.CUSTOMER_CLIENT_REFERENCE
Set ORIGINAL_SOURCE_FG = 'N',
CANADIAN_ULTIMATE_REFERENCE_FG = 'N',
LUDT = SYSDATE,
CLT_NO = (Select clt_no from client.client where clt_no between 701885 and 705287)
Where Exists (Select 1 from client.client where clt_ofc_no = 19 and clt_no between 701885 and 705287)

But the CLT_NO = .... line is giving me this error: ORA-01427: single-row subquery returns more than one row

what i am trying to do is insert all the client numbers between 701885 and 705287 into ACT.CUSTOMER_CLIENT_REFERENCE

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SQL & PL/SQL :: Checking Consecutive Numbers

May 11, 2012

I have a table with three columns: terminal, place and batch. How can I check for missing batches?

select * from transactions;

terminal place batch
84812
84813
84814
84816
84821
84823
84824
84825

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SQL & PL/SQL :: Spell Out Numbers To Words

Mar 14, 2002

I found a message which explain how to spell out numbers to words. I'm french and the purpose of my question is how to convert numbers to word (to print cheque) but in french the function found in the newsgroup was :

select decode( sign( &num ), -1, 'Negative ', 0, 'Zero', NULL ) ||
decode( sign( abs(&num) ), +1, to_char( to_date( abs(&num),'J'),'Jsp') )
from dual
/

I'm afraid but i don't undaunted how pass my number to this function (&num ???)

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SQL & PL/SQL :: Missing Numbers In A Sequence

Feb 16, 2010

create table t (
number_from number,
number_to number);
insert into t values(1,3);
insert into t values(5,9);
insert into t values(10,15);
commit;

I need to create a stored function that could find/return missing numbers between number_from and number_to for each record in table t.

For example:

Number_fromNumber_to missing

13
594 from previous record, this record is supposed to start from 4

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Forms :: Calculation When Add Numbers

Feb 5, 2011

I am developing a form where I need to add Numbers.In fact we have a bag of Cones that contain 24 cones.In normal calculation when I add numbers for example

5.24 Plus 5.24 it will give the result 10.48

I Need the appropriate method to calculate if I add these two numbers it should give the result 5.24 Plus 5.24 the result should be 12

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SQL & PL/SQL :: Find Numbers Between More Than 1 Condition

Sep 21, 2011

I have a table A with 10000 records with values as 1 to 10000. Table B has columns as range,number1,number2. Totally there are three rows as

ROW1=range1,1,100 & ROW2=range2,300,500 & ROW3=range3,800,900

I need to select all records from table A when it is between any one of the three rows from table B.

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SQL & PL/SQL :: Assigning Numbers To The List?

Apr 10, 2012

acheive the below result.

Select * from result;

res
===
3
3
3
3
3
0
3
3
3
0
3
0

output:

I would like to get res1 using SQL query.

resres1

31
32
33
34
35
00
31
32
00
31
32
33
34
00
.. ....

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