asked 7 years ago viewed 357749 times active 30 days ago Linked 1 How to avoid dividing by zero in SQL query? -1 Sql error “Divide by zero error encountered” when Everybody who's used SQL for any amount of time knows that we can use a CASE expression to prevent division by zero. Why did the One Ring betray Isildur? Linked 188 How to avoid the “divide by zero” error in SQL? 0 Handling nulls in DATEDIFF calculation Related 2787How can I prevent SQL injection in PHP?188How to avoid the “divide get redirected here
Why did the One Ring betray Isildur? This helped with a very tough calculation. sql sql-server sql-server-2005 sql-server-2008 share|improve this question edited Jan 6 at 19:50 Hooper 4241525 asked May 14 '09 at 6:06 Henrik Staun Poulsen 4,89331220 4 Perhaps some data validation is 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 http://www.peachpit.com/blogs/blog.aspx?uk=Avoiding-division-by-zero-with-NULLIF-Five-SQL-Tips-in-Five-Days-Part-5-
What does "imply" mean in a statement? DECLARE @iter FLOAT; DECLARE @num FLOAT; SET @num = 10; SET @iter = 5; WHILE @iter > -5 BEGIN SELECT @num / NULLIF(@iter,0); SET @iter = @iter The usual 'gotcha' is than most developers expect SQL to behave like procedural languages and offer logical operator short-circuit, but it does NOT.
isfahan Apr 14, 2012 at 2:22 PM 1 Comments hi.. But if you convert the result from NULL to Zero, then you simply get wrong and misleading results. –George Nov 26 '15 at 17:48 3 By the way, if you thanks alex Jan 27, 2011 at 9:36 AM 1 Comments you're my hero! Tsql Divide By Zero Error Encountered Returning a null, the answer he eventually comes to, seems like one reasonable reponse. (I was strongly advocating not returning a 0, or some other number.) –Beska Mar 14 '13 at
Therefore, running this code:
Management is interested in the percentage of zeros out of the total number of cases. Thanks a lot !! Divided By Zero Error In Sql Server The default is 0, so that's why it didn't work for me at first. Sql Divide By Zero Error Nullif Not the answer you're looking for?
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 http://applecountry.net/by-zero/divided-by-zero-error-encountered-sql.php And how do you enforce it's use? I put a quarter under that side and it's level again. It worked, but it was just wordy and distracting. How To Fix Divide By Zero Error In Sql Server
I like your test setup. Causes: This error is caused by performing a division operation wherein the denominator or the divisor is 0. SELECT 10000/(17/17/17) AS Result2; Step 1 : Iam showing the denominator execution. useful reference SET ARITHABORT OFF SET and ANSI_WARNINGS OFF do it work - after 2 days of fighting with divide by zero at WHERE clause.
up vote 188 down vote favorite 46 I have this error message: Msg 8134, Level 16, State 1, Line 1 Divide by zero error encountered. Oracle Sql Divide By Zero You could even add another case branch for 0 of 0 being 100%. 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!
It's an indication that something is fundementally wrong. It wont be a NULL as its coming from a dmv, the values are 0 to gabillions... Your business rules should never ever end up doing illegal math. Sql Nullif Rather than calculating something you state the value to return for the case that AttTotal is zero.
share|improve this answer edited May 29 at 11:36 answered Nov 26 '15 at 17:45 George 1,8411926 add a comment| up vote 5 down vote I wrote a function a while back I just want to handle the /0 error elegantly Oct 14, 2010 at 11:05 AM Fatherjack ♦♦ @Fatherjack I added a small test comment below Håkan's answer (10 million records table, Now the numerator is divided by 0 and throws an errorReply Anu December 29, 2014 8:59 amIn this situation SQL will translate 17 as an int so it is rounding the this page 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:
so it will take presidency first and perform operation 17/17/17 which is 1/17 equal 0.058 but its integer only so it result 0. To set a default value, we could use the ISNULL() or COALESCE() functions: