Facebook Find me on Facebook! 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 When you have to deal with billions of records in one query it could be important. The posts on this blog are provided ‘AS IS' with no warranties and confer no rights. useful reference
Come on over! You cannot edit your own events. Hurray, no radiation! As it is data-related we should be precautious anyway when having a division within a query and effectively control the denominator values for handling the case where a zero might be Discover More
Should low frequency players anticipate in orchestra? Is there a way I can tell Access, if dividing by zero, the result is zero? Tweet This Titillating read by @BenNadel - Using NULLIF() To Prevent Divide-By-Zero Errors In SQL Thanks my man — you rock the party that rocks the body! please help.ISNULL(table/NULLIF((table),0),0)*100 Lain Inverse Oct 21, 2012 at 3:29 AM 2 Comments Addendum:In case when divisor could be NULL it's important to NVL it to ZERO.
sigh –Beska May 14 '09 at 19:12 9 I'm sorry, I didn't mean to offend you. We'll demonstrate how to do this with the example below. We'll let you know when a new response is added. Tsql Divide By Zero Error Encountered Register Hereor login if you are already a member E-mail User Name Password Forgot Password?
I would like to have that in all our UDFs. –Henrik Staun Poulsen Sep 9 at 8:24 add a comment| Your Answer draft saved draft discarded Sign up or log Premature optimization is the root of all evil in programming. (c) by Donald Knuth Naomi Nosonovsky, Sr. So SQL can certainly shortcut to optimise, but not in any order that you can rely on. http://www.sqlservercentral.com/Forums/Topic1267123-392-1.aspx Is the best way to use a NullIf clause?
You cannot rate topics. Divide By Zero Error Encountered Sql Server I'm not sure I like it, but it might be useful to know of, some day. 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 Replacement Radiator Cap How do I space quads evenly?
I like your test setup. https://social.msdn.microsoft.com/Forums/sqlserver/en-US/83ea36f4-2fcc-46cc-b2a5-f4725b7eda94/divide-by-zero-error-encountered?forum=transactsql I would assume one would want to use this solution with care, especially when dealing with multiple queries in one request... Divide By Zero Error Sql Server What is the next big step in Monero's future? Sql Divide By Zero Error Encountered You're not really dividing by 0...you're just returning an bad answer to a bad question.
Databases SQL Oracle / PLSQL SQL Server MySQL MariaDB PostgreSQL SQLite MS Office Excel Access Word Web Development HTML CSS Color Picker Languages C Language More ASCII Table Linux UNIX Java see here This yields an infinite number of turns. How to prove that there is no regular parametrized curve whose image is a semicubical parabola? This is achieved with the following formula: IIf([Quantity]=0,0,[Price]/[Quantity]) Now, your Access query should no longer return an error when a [Quantity] of 0 is encountered. How To Fix Divide By Zero Error In Sql Server
Or someone cloaned my code (that never happens, right?) and did not think about the warnings? Oracle Sql Divide By Zero And when dividing anything by NULL will equal a NULL. Which means you need to travel up the line and figure out why you're getting 0 or be acceptable with returning null. 0 is never correct in this instance. –James Wilson
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 Thanks a lot !! In other words, behind the schenes SQL Server rearranges the logic to: SELECT col1, col2, col3 FROM T1 WHERE col1 > 0 AND col2/col1 > 0.1; And we already know Sql Nullif Follow the instructions on what to post and how.
Posts Atom Posts Comments Atom Comments Disclaimer This is a personal weblog. Imagine I'm coding something, and I screw it up. Why did the One Ring betray Isildur? 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.
Is it worth buying real estate just to safely invest money? 2048-like array shift I can't put a picture, title and author in the same page How do computers calculate sin I have sales of $4000 per year, and no inventory. September 4, 2009 at 9:14 PM Post a Comment Newer Post Older Post Home Subscribe to: Post Comments (Atom) About Me Artemakis Artemiou [MVP] B.Sc., M.Sc., Senior SQL Server Architect, Microsoft isfahan Apr 14, 2012 at 2:22 PM 1 Comments hi..
Lynn PettisFor better assistance in answering your questions, click hereFor tips to get better help with Performance Problems, click hereFor Running Totals and its variations, click here or when working with If you're dividing by zero, you're trying to do something that doesn't make sense mathematically, so no numeric answer you can get will be valid. (Use of null in this case This is what I mean by shortcut is *allowed* (amd, again, anything else would be stupid). I'm sure there is no zero divider, because when I comment WHERE out, there is no zero values at results.