Home > Divide By > Division Error In Sql

Division Error In Sql

Contents

I dont want to lose rows where it is zero so, I cant accept a NULL in its place or to filter out those rows with a WHERE @int20 I simply Suppose you want to calculate the male–female ratios for various school clubs, but you discover that the following query fails and issues a divide-by-zero error when it tries to calculate ratio Join them; it only takes a minute: Sign up How to avoid the “divide by zero” error in SQL? Replacement Radiator Cap Folding Numbers Why are Exp[3] and 2 treated differently within Complex? his comment is here

Browse other questions tagged sql sql-server sql-server-2005 sql-server-2008 or ask your own question. If the value of AttTotal or ClubTotal are NULL this will now also return 0. –Martin Smith Oct 28 '13 at 9:25 1 Agree, I like the one by @Dommer, Here is my test: -- test data create table dbo.IsnullAndNullifVersusCase ( col1 int not null identity(1, 1) primary key clustered, col2 int not null ); go this is painfully slow, but Good to know about NULLIF Oct 14, 2010 at 09:07 AM ozamora Håkan Winther Nope, the case statement is not any faster because NULLIF is the case statememt. http://www.peachpit.com/blogs/blog.aspx?uk=Avoiding-division-by-zero-with-NULLIF-Five-SQL-Tips-in-Five-Days-Part-5-

Divide By Zero Error Sql

I assume you are taking care of the obvious and your queries have conditions that should eliminate the records with the 0 divisor and never evaluate the division. so now equation become like 1000/0 will hit divide by zero error.Below expression will not give an error.select 1000/17/17/17/17 OR select 1000/(17/17/17.0) -> 1000/0.058823 -> it will work without error.Thanks you I'm not sure I like it, but it might be useful to know of, some day. 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.

I would rather signal to the user that the result is unknown because the divisor is zero. –Henrik Staun Poulsen Sep 17 '15 at 11:49 add a comment| up vote 1 Your business rules should never ever end up doing illegal math. Browse other questions tagged sql sql-server-2008 tsql sql-server-2005 or ask your own question. How To Handle Divide By Zero Error In Sql Topics: t-sql x1068 error-message x86 zero x5 asked: Oct 14, 2010 at 08:54 AM Seen: 21279 times Last Updated: Jan 20, 2015 at 10:35 AM i

I'm looking at calculating the number of inventory turns that occur in a three month period. Divide By Zero Error Sql Server Whenever you encounter a divide by 0 you should ponder if the data should had been NULL instead of 0. –Remus Rusanu May 14 '09 at 18:34 30 I can't Sponsored Links Help/Systems: Robot/SCHEDULE Enterprise for UNIX, Linux, Windows & i looksoftware: RPG Open Access Webinar - May 18 at 10am (GMT) & May 19 at 2pm (EDT) Essex Technology Group: http://stackoverflow.com/questions/19631017/simple-way-to-prevent-a-divide-by-zero-error-in-sql 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.

What if I forgot to re-enable the warnings? How To Fix Divide By Zero Error In Sql goodbye forever, stupid ugly CASE method sathuapdi kesavan Mar 15, 2011 at 6:53 AM 1 Comments thanks a ton Chris Mar 25, 2011 at 9:35 AM 1 Comments Watch it. 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. share|improve this answer edited Jan 15 '13 at 19:41 Peter Mortensen 10.2k1369107 answered Jan 4 '12 at 12:06 Tobias Domhan 1,4431011 8 Some benchmarks reveal that COALESCE is slightly slower

Divide By Zero Error Sql Server

That doesn't answer the question though as it only results in a more meaningful error (closer to the source of the problem) rather than avoiding an error completely. –David Spillett Jan click site GitHub | Twitter | LinkedIn | Google+ | Facebook Home Articles SQL Server 2012 SQL Server 2014 SQL Server 2016 FAQ Forums Practice Test Bookstore Tip of the Day : Divide By Zero Error Sql How to put text above a node/point in tikz Do tickets for these Korean trains have to be booked in advance? Divide By 0 Error Sql Minecraft commands CanPlaceOn - Granite Let's do the Wave!

after that it tries to divide 10000/0 which brings us to the error.Reply Kumar Harsh December 29, 2014 1:09 pmHi, SELECT 10000/(17/17/17) AS Result2 Here denominator is int.So "17/17/17" is rounded Hit me up on Twitter if you want to discuss it further. At least please remove the coalesce, then the division returns NULL instead of Zero, that's better. –George Nov 26 '15 at 17:38 4 @SQLGeorge While I agree with your argument, This is a seemingly pointless example since both zero values are hard coded, but imagine if this were a user-entered value, or even better yet, a SQL aggregate or other calculated How To Avoid Divide By Zero Error In Sql

Privacy Policy EnterpriseSocial Q&A current community blog chat Database Administrators Database Administrators Meta your communities Sign up or log in to customize your list. Divide by zero error encountered. I was looking for a solution solving divide by zero problem without using case (the query was already too complex) and this is THE solution! The Coalesce replaces the resulting NULL by 0. –GuiSim Apr 16 '14 at 15:59 3 PLEASE!

In your solution, you have at least a NULL, which indicates that you cannot provide a correct result. How To Solve Divide By Zero Error In Sql When you have to deal with billions of records in one query it could be important. Needed it in a query that does aggregation and use CASE statement was not an option because then I had to add that column to the GROUP BY which totally changed

results in a SQL error being thrown:Error Executing Database Query. [Macromedia] [SQLServer JDBC Driver] [SQLServer] Divide by zero error encountered.To prevent this sort of error from being thrown, author Hugo Kornelis

share|improve this answer edited Dec 20 '12 at 1:04 Community♦ 11 answered May 14 '09 at 6:10 Henrik Staun Poulsen 4,89331220 that's the way I would have solved it. Anyway, saw other answers about NULLIF(). Leave new 亂馬客 December 29, 2014 7:06 amInt / int = int 17/17 => 1 1/17 => 0 10000/0 => Divide by zero error encountered. Oracle Sql Divide By Zero My Experience With AngularJS - The Super Heroic JavaScript MVW Framework Find your next web development job on the BenNadel.com job board One Man's Search for Love - Lightning Talk Fork

How did night fighter aircraft manage to shoot down their foes in World War II? After you have the annualized number, you divide by the average inventory for the period. My home PC has been infected by a virus! Otherwise, the division operation is performed.

Why don't you connect unused hot and neutral wires to "complete the circuit"? So it would be: Percentage = ISNULL(100 * ClubTotal / NULLIF(AttTotal, 0), 0) The inner part is evaluated to NULL and then ISNULL replaces it with 0. Oct 14, 2010 at 11:45 AM Ian Roke add new comment (comments are locked) 10|1200 characters needed characters left ▼ Everyone Moderators Original poster and moderators Other... This will kill you in MS-SQL if it's part of a query. –Mark Sowul May 8 '12 at 19:19 I agreed with Mark Sowul's assertion that the scalar function

Powers and Square Roots, etc.) DM-Division and Multiplication (left-to-right) AS-Addition and Subtraction (left-to-right)Now no need to explain further.Thank you.Reply Rikhil Lakhani December 29, 2014 10:49 pmyou added () in denominator. Share|Share on twitter Share on facebook Share on google Share on email✉ Other Things You Might LikeData at Work: Best practices for creating effective charts and information graphics in Microsoft Excel And how do you enforce it's use? This is a business rule of how to calculate inventory turns.