It can't be .000, can it? The best tips submitted will receive a cool prize. All rights reserved. Your users must use decode function in such cases (that was our choice, decode is finally not too dificult to learn) 2.
Followup February 18, 2005 - 8:44 am UTC you do understand the SECURITY implications of such a thing? Is there a way to do this in sqlplus. you can easily write a plsql function [email protected]> create table t ( x int, y int, z int ); Table created. February 17, 2005 - 11:10 am UTC Reviewer: Paul from London, UK "My problem is that we have an application where the end user can introduce a formula, wich will eventually
This email address is already registered. Reflection of "Yada yada hi dharmasya..." in Durga Saptashati? Start my free, unlimited access. Oracle Nullif Divide By Zero In MySQL, you can use ISNULL, NULLIF, and even IFNULL.
it may not be accurate :) –vc 74 Feb 18 '11 at 8:48 It would be perfectly legal for Oracle to evaluate the expression in the SELECT list before Oracle Sql Divide By Zero Error I find that in most cases, having a zero is graphically equivalent to NULL and a whole lot easier to deal with. rather than "c1/c2" user types "(select count(*) from reallybigunindexedtable bt where c1 > bt.col1)" Re: This might be af job for regexps February 18, 2005 - 9:43 am UTC Reviewer: Anders AKE Sep 25, 2012 at 2:38 PM 1 Comments Nice article and useful tip.However, slightly concerned about your concluding remark: ...in most cases, having a zero is graphically equivalent to NULL
Therefore, running this code:
Solution 2: Use inner select queries to name the numerators and denominators. But encountering the nulls prompts the question. How To Avoid Divide By Zero Error In Oracle Example Usage: The SQL example below raises a ZERO_DIVIDE exception as it foolishly tries to divide a number by zero. Oracle Divide By Zero Exception Hot Network Questions Why did the One Ring betray Isildur?
Thanks Followup February 16, 2006 - 12:00 pm UTC wrap your sql in plsql so you can have some control over it OR whenever sqlerror exit rollback; and sqlplus will exit Get More Info You never seem to mention it -- it is pretty big, very popular, and way easy to exploit. Christian Bahnsen May 1, 2013 at 11:52 AM 1 Comments Well done. Migrating SQL Server to Microsoft Azure SQL Database as a service Microsoft Azure SQL Database compatibility problems disappeared in V12, clearing the path for a SQL database migration to the ... Oracle Divide By Zero Function
Not really caring that you think this is "inappropriate", it is sort of the way it is done. ... Wasn't even aware this function was out there. Submit your e-mail address below. useful reference Be sure to look back over my posts this week for more SQL tips.
Weigh the differences between SQL Server and MySQL ... Oracle Sql Divide By Zero Ask the Experts yourself: Our SQL gurus are waiting to answer your toughest questions. FROM T2 I would like to identify rowid of the row raising zero_devide exception.
Sometimes that's okay, but often you'd like to exclude those rows from the query. Effective data visualization crystallizes a company's crystal ball What's in your toolbox? This leads to additional sub-selects and difficult to maintain code. Oracle Nullif Rewrite the query as: SELECT club_id, males, females, males/NULLIF(females, 0) AS ratio FROM school_clubs; Any number divided by NULL gives NULL, and no error is generated.
Anyone considering using the services of an Oracle support expert should independently investigate their credentials and experience, and not rely on advertisements and self-proclaimed expertise. Join them; it only takes a minute: Sign up How to avoid DIVIDE BY ZERO error in an SQL query up vote 8 down vote favorite 6 SELECT YEAR, period, round((1- Wish I would have known about this a long time ago - I've always just used a case statement:case when isNull(divisor, 0) = 0 then 0 else numerator/divisor end as valueBut this page AND (hrs.value/div.value) <> paf.normal_hours fails with ora-1476: divisor is equal to zero Using DECODE in the WHERE clause: SELECT (hrs.value/div.value) ,....
This will save me gobs of time plus keep my code less complicated. SQL> SELECT 12/0 FROM DUAL; select 12/0 from dual * ERROR at line 1: ORA-01476: divisor is equal to zero The SQL example below handles the exception raised above by using In some cases its better to get some data instead of getting none at all. So (hrs.value/div.value) seems to work OK in the select but not in the where clause.