Join them; it only takes a minute: Sign up How to avoid the “divide by zero” error in SQL? This is a terrible suggestion in T-SQL, don't do it! Replacement Radiator Cap Find the Swirling Words! If the subquery is a SELECT that accesses another table, concurrency effects can also produce this behaviour. get redirected here
Thanks for sharing.Reply Azhar August 28, 2016 12:30 ambegin try select @var1/@var2 end try begin catch if error_number() = 8134 select null else select error_number() end catchReply Jair August 28, 2016 Is there a way to prove that HTTPS is encrypting the communication with my site? View All Jobs | Post A Job - Only $29 » ColdFusion Engineer - Enterprise Applications at Market America MEAN Stack Developer at EDU Healthcare Software Development Engineer - REQ20003869 at Ivan Mar 25, 2009 at 7:30 AM 1 Comments How about speed between case n nullif Ben Nadel Mar 25, 2009 at 4:43 PM 12,873 Comments @Ivan, I would guess that http://stackoverflow.com/questions/861778/how-to-avoid-the-divide-by-zero-error-in-sql
Site Author Thanks for visiting! I had to create another comment due to size limitation on the comment field: --test 1 dbcc dropcleanbuffers with no_infomsgs; dbcc freeproccache with no_infomsgs; dbcc freesystemcache ('All') with no_infomsgs; go declare This is what I mean by shortcut is *allowed* (amd, again, anything else would be stupid). Thank you so much, mate! –newdorp Jul 14 '15 at 16:52 add a comment| up vote 14 down vote SELECT Dividend / ISNULL(NULLIF(Divisor,0),1) AS Result share|improve this answer edited Dec 12
Erland Sommarskog, SQL Server MVP, [email protected] Links for SQL Server Books Online: SQL 2008: http://msdn.microsoft.com/en-us/sqlserver/cc514207.aspx SQL 2005: http://msdn.microsoft.com/en-us/sqlserver/bb895970.aspx SQL 2000: http://www.microsoft.com/sql/prodinfo/previousversions/books.mspx Proposed as answer by Jason-Zhu Wednesday, September 15, 2010 5:03 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. Contradiction between law of conservation of energy and law of conservation of momentum? Sql Nullif The actuall NULLIF function definition is simply a case statement under the hood, but it has this nice compact form :) nullif (@a, @b) means case when @a = @b then
Thank you very much. –Henrik Staun Poulsen Dec 17 '13 at 20:01 It works on complex queries! Divide By Zero Error Encountered In Stored Procedure Oct 14, 2010 at 11:42 AM Håkan Winther I generally use this for percentages where zero is required. Physically locating the server Reflection of "Yada yada hi dharmasya..." in Durga Saptashati? But this,time, let's provide a default value if the division isnot valid.--->
There is no exact shortcut evaluation in T-SQL, so Credit_Amount>0 and Overdue_Amount/Credit_Amount > 0.1 will not 100% filter Credit_Amount > 0 in its evaluation. http://www.sql-server-helper.com/error-messages/msg-8134.aspx In that case I wrap whole expression in ISNULL. Divide By Zero Error Encountered In Sql Server 2012 This error is not encountered when the denominator or divisor is NULL because this will result to a NULL value. Divide By Zero Error Encountered Excel But the question is perfectly valid in a lot of common LOB applications, and answering it with a "division by 0 is not legal" does not add value IMHO. –Eduardo Molteni
Cheers-- BG Proposed as answer by Jason-Zhu Wednesday, September 15, 2010 5:02 AM Wednesday, September 15, 2010 1:40 AM Reply | Quote 0 Sign in to vote Microsoft SQL Server 2005 Get More Info NULLIF compares two expressions and returns null if they are equal or the first expression otherwise. A slightly different example (read closely) WHERE c1 = 23 and c2 = 45 Now we imagine an index on c2 but not on c1. Test2: SQL Server Execution Times: CPU time = 2140 ms, elapsed time = 2631 ms. Oracle Sql Divide By Zero
I put a quarter under that side and it's level again. He has authored 11 SQL Server database books, 21 Pluralsight courses and have written over 3700 articles on the database technology on his blog at a http://blog.sqlauthority.com. Thanks a lot !! http://applecountry.net/divide-by/divide-by-zero-error-encountered-sql-2005.php Are they lost forever?
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 Divide By Zero Error Encountered. The Statement Has Been Terminated Lets take a look at an example that throws a divide by zero error. Oct 14, 2010 at 09:31 AM Mark That's a good point Hakan, but - at least for me - by the time I'm doing division on rows like this, I've narrowed
If short cut were required, then SQL Server would have to evaluate c1 = 23 first, and since we have no index on c1 we would have a table scan (even Is there a way to prove that HTTPS is encrypting the communication with my site? This will give you the percentage distribution of males and females in a club, like 31% men, 69% women. –George Nov 26 '15 at 18:04 add a comment| up vote 28 Divide By 0 In 128 Bit Arithmetic Netezza share|improve this answer answered Mar 31 '15 at 17:05 PiotrWolkowski 4,55141635 add a comment| up vote 5 down vote Percentage = IsNull(ClubTotal/NullIf(AttTotal, 0) * 100, 0) share|improve this answer answered Oct
Loans that change lives — Find out more » Reader Comments Robert Rawlins Oct 3, 2007 at 9:52 AM 54 Comments Niiiiiiiiiiiice!I've had this problem in strange statistics data for a 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 Should I serve jury duty when I have no respect for the judge? this page more ▼ 4 total comments 243 characters / 40 words answered Oct 14, 2010 at 10:24 AM Ian Roke 1.7k ● 32 ● 35 ● 38 I think you meant SELECT
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 I find this to be much more straight forward and readable. What happened?" Tuesday, September 14, 2010 8:59 AM Reply | Quote Answers 1 Sign in to vote interestingly there was an (admittedly old) technet discussion (http://technet.microsoft.com/en-gb/cc678236.aspx)where an MS guy says that If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.Would you like to participate?
Can someone please explain the way this ability cost is written? Or someone cloaned my code (that never happens, right?) and did not think about the warnings? Wim de Lange Jul 30, 2012 at 7:38 AM 1 Comments Nice! After you have the annualized number, you divide by the average inventory for the period.
What's important is that when failures can happen, you always have the chance to use a CASE expression.