The mounting bracket did not fit on the edge of my tank and it comes with double sided tape just in case that happens. share|improve this answer edited Jan 9 '14 at 10:47 KenD 2,21012353 answered Dec 17 '13 at 16:22 frank 29132 1 Yes indeed, that is WAY BETTER than that other answer I would assume one would want to use this solution with care, especially when dealing with multiple queries in one request... Is there a simpler way of doing this? http://darrenmanning.com/by-zero/divided-by-zero-error-encountered-sql.html
more ▼ 0 total comments 973 characters / 178 words asked Oct 14, 2010 at 08:54 AM in Default Fatherjack ♦♦ 43.7k ● 79 ● 98 ● 117 edited Oct 14, 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 William Crudeli Jr Jul 17, 2014 at 4:04 PM 1 Comments Thank you, great article thanks for sharing !!!! Senior Technical Editor: Ted Holt Technical Editor: Joe Hertvik Contributing Technical Editors: Erwin Earley, Brian Kelly, Michael Sansoterra Publisher and Advertising Director: Jenny Thomas Advertising Sales Representative: Kim Reed Contact the http://stackoverflow.com/questions/861778/how-to-avoid-the-divide-by-zero-error-in-sql
SQL Server does support a short-circuit, only it won't necessarily evaluate the leftmost expression first. 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. Wim de Lange Jul 30, 2012 at 7:38 AM 1 Comments Nice!
Not sure about ISNULL(). Join them; it only takes a minute: Sign up How to avoid the “divide by zero” error in SQL? Originally the question seemed to be phrased as "what can I do to just hide this error." Since then, it has evolved. Tsql Divide By Zero Error Encountered 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
So SQL can certainly shortcut to optimise, but not in any order that you can rely on. Divide By Zero Error Encountered In Stored Procedure So Edwardo asks in the comments "what if the user puts in a 0?", and he advocates that it should be okay to get a 0 in return. The default is 0, so that's why it didn't work for me at first. http://www.bennadel.com/blog/984-using-nullif-to-prevent-divide-by-zero-errors-in-sql.htm My answer would be a more usual solution. –Tom Chantler Oct 28 '13 at 9:40 1 Possible duplicate of How to avoid the "divide by zero" error in SQL? –Henrik
What is the most befitting place to drop 'H'itler bomb to score decisive victory in 1945? Divide By Zero Error Encountered Excel I remember reading a similar thread here about a year or more ago. I do believe though that in this situation the case is going to be only very-very-slightly faster. What's surprising is that in SQL Server the following can fail, even though in this case according to standard SQL such a failure would constitute a bug: SELECT * FROM (SELECT
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, news adam Apr 30, 2013 at 4:37 PM 1 Comments bennadel.com saves me again! Msg 8134 Level 16 State 1 Line 1 Divide By Zero Error Encountered Even if you think you will never encounter this with your result set, it's advisable to guard against it because when divide by zero is encountered, an error is thrown. Divide By Zero Error Encountered In Sql Server 2012 When I learnt Fortran and Pascal as my first languages, we were taught be careful with things like division by 0: if x <> 0 then if a/x > 1 then
Anyway, saw other answers about NULLIF(). http://darrenmanning.com/by-zero/divided-by-zero-error.html Here is the screenshot of the error.Now there are multiple ways to avoid this error to happen. 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 TIA Henrik Staun Poulsen –Henrik Staun Poulsen May 14 '09 at 6:32 I dashed it off pretty quick to handle a specific problem scenario at the time. Divide By Zero Error Encountered Sql Server 2008
How could MACUSA exist in 1693 or be in Washington in 1777? Oracle Sql Divide By Zero Oct 14, 2010 at 11:42 AM Håkan Winther I generally use this for percentages where zero is required. I keep meaning to just read through the docs.
Is my teaching attitude wrong? Then in the division, any number divided by NULL results into NULL. All Rights Reserved. Sql Nullif NULLIF compares two expressions and returns null if they are equal or the first expression otherwise.
Except it's really there and it's just that I was passing in a bad value...but I have no idea. Is there better way, or how can this be enforced? Viewable by all users Your answer toggle preview: Attachments: Up to 2 attachments (including images) can be used with a maximum of 524.3 kB each and 1.0 MB total. this content The operation has to to throw, since the mathematical meaning of x/0 is different from the NULL meaning, so it cannot return NULL.
And how do you enforce it's use? You may not be dealing with a nuclear reactor but hiding errors in general is bad programming practice. I should be reading in a radiation measurement scaling value, but in a strange edge case I didn't anticipate, I read in 0. To set a default value, we could use the ISNULL() or COALESCE() functions: