Then you can use this model to write queries. The point is, whether you get the rounding off standard or model from the users. More questions can arise depending on the calculations you’re going to make. Or, do you calculate the input values, and then round off the result?.Do you round off the input values BEFORE doing calculations?.You already know how to round off numbers in SQL so why ask? It is not about asking how. Some of these tips can also apply to rounding a number on the app’s front-end side or in reports. This post will give you quintessential tips to make both you and your user happy with the result. No, I’m not telling you to pass this problem to the next developer. What can you do? Round Function in SQL Server One of these is when dealing with the materiality principle. This can also be a source of arguments between developers and accountants. If you are not careful, SQL ROUND can make you nuts. Rounding 2.5 to the nearest whole number is 3, not 2.But how can 1 + 1 be 3?!Ī sharp-eyed SQL pro will spot the problem in the code at once. Then, we round them using SQL ROUND to the nearest whole number. What’s happened here? We get two values with a decimal part. SELECT 'sum of ' + AS VARCHAR(4)) + ' + ' + AS VARCHAR(4)) AS Q2, AS Sum2 SELECT 'sum of ' + AS VARCHAR(4)) + ' + ' + AS VARCHAR(4)) AS Q1, AS Sum1 ![]() But please have a look at the code below: - Variables for input valuesĭECLARE DECIMAL(3,2) = + Variables for rounded valuesĭECLARE TINYINT = TINYINT = TINYINT = Surprise! ![]() It’s for kids learning math for the first time, not for us grown-ups. What’s the sum of 1 + 1? That’s quite a stupid question.
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