Example Round the number to 2 decimal places, and also use the operation parameter: SELECT ROUND(235.415, 2, 1) AS RoundValue; Try it Yourself » Example Round the number to -1 decimal place: SELECT ROUND(235.415, -1) AS RoundValue; Try it Yourself » ...
You can use the ROUND function to round to 2 decimal places, by specifying the number 2 as the second parameter. However, this willnot always round down. It could round up, depending on your input value. To always round down, you would use theFLOORfunction, which is the opposite of the...
This SQL Server tutorial explains how to use the ROUND function in SQL Server (Transact-SQL) with syntax and examples. In SQL Server (Transact-SQL), the ROUND function returns a number rounded to a certain number of decimal places.
数值函数 - round XQuery 扩展函数 - sql:column() XQuery 扩展函数 - sql:variable() 数据取值函数 - string 数据取值函数 - data 上下文函数 - 最后 上下文函数 - position 布尔构造函数 - true 布尔构造函数 - false 基于布尔值的函数 - not Function ...
ROUND(numeric_expression, length [ ,function ] ) 参数 numeric_expression 是精确数值或近似数值数据类型类别的表达式。 length 它是numeric_expression 的舍入精度。 length 必须是 tinyint、smallint 或 int 类型的表达式 。如果 length 为正数,则将 numeric_expression 舍入到 length 指定的小数位数 。 如果 le...
The optional function parameter specifies the direction of rounding under certain conditions. This syntax difference looks small, but it’s crucial to understand because it helps you apply theROUNDfunction correctly, regardless of the database environment you are working in. ...
Example: ROUND() Copy SELECT ROUND (123.46, 0) AS RoundZero, ROUND (123.46, -1) AS RoundNegative1, ROUND (123.46, -2) AS RoundNegative2Example 3: In this example, the function parameter value is set to 1. Here the ROUND() function truncates the input value as shown in the result...
Not particularly. Making round() work with floats seems questionable, since the result frequently couldn't be represented exactly, making the whole exercise a bit pointless. Why don't you cast the float to numeric? regards, tom lane Re: [SQL] Re: SQL error: function round(double precision,...
round(to_number(logoff_time-logon_time)*1440) where user = user_id and elapsed_minutes is NULL; 查出任一年月所含的工作日 CREATE OR REPLACE FUNCTION Get_WorkingDays( ny IN VARCHAR2 ) RETURN INTEGER IS Result INTEGER; BEGIN SELECT COUNT(*) INTO Result ...
To do that, you’re going to need a handy dandy function that helps you round out date or time fields.The DATE_TRUNC function will truncate a date or time to the first instance of a given date part. Wordy, wordy, wordy! What does this really mean? If you were to truncate 2021-12...