I'm trying to determine the best way to truncate or drop extra decimal places in SQL without rounding. For example: declare @value decimal(18,2) set @value = 123.456 This will automatically round @value to be 123.46, which is good in most cases. However, for this project, I don't need that. Is there a simple way to truncate the decimals I don't ...

i have large string in SQL Server. I want to truncate that string to 10 or 15 character Original string this is test string. this is test string. this is test string. this is test string. Desired

May 25, 2010 · [2] the round( ) function in C and C-derived languages does not correspond exactly to the IEEE-754 round-to-nearest rounding mode. Specifically, it differs in it's handling of exact halfway cases. The C round( ) function rounds "ties away from zero", which is probably what you learned in elementary school, but introduces bias into certain ...

Sep 26, 2008 · Truncate table always lock the table and page but not each row.As it removes all the data. Cannot use Where condition. It Removes all the data. Truncate table cannot activate a trigger because the operation does not log individual row deletions. Faster in performance wise, because it doesn't keep any logs.

Oct 3, 2010 · Unfortunately, it is not possible to lock the table and truncate it. But we can (somehow) work around that limitation using RENAME. Half-simple, fast, safe but noisy solution using TRUNCATE. 1. RENAME TABLE my_table TO my_table_work; 2. CREATE TABLE my_table_backup AS SELECT * FROM my_table_work WHERE my_date>DATE_SUB(NOW(), INTERVAL 1 MONTH); 3.

Apr 3, 2014 · What about ROUND() function with Only 0 as arguments. This will round the value to 0 decimal places. declare @Q numeric = 3960 declare @S varchar(10) = 2.554 select ROUND(@Q*(1+(convert(float,@S)/100)), 0) If you want to simple truncate any decimals simply use FLOOR() function.

May 28, 2009 · If your SQL Server is older you can use this implementation which mirrors the the functionality of the built-in and works for any datepart from year to second. (Notably it does not support iso_week, millisecond, and microsecond dateparts.) /* The DATETRUNC function returns an input date truncated to a specified datepart.

Oct 8, 2019 · TRUNCATE isn't a function, it's a DML operation. Functions in SQL Server (just like in C# and many other languages) are followed by parentheses; for example GETDATE(), ISNULL({NULLable Expression},{Return Expression if prior NULL}), dbo.DelimitedSplit8k_LEAD({Delimited List},{Delimiter character}), etc.

As of SQL Server 2022 CTP 2.1, there is a native function in SQL to do this called DATETRUNC(). You can pick the date/time level to which you would like to truncate the date. Documentation is here. DATETRUNC(hour, YourDate)

As of SQL Server 2022 CTP 2.1, DATETRUNC() is now supported which should line up well with the TRUNC() capability in Oracle. Documentation can be found here . Share