ROUND() 函數 (SQL ROUND() Function) ROUND() 函數用來對數值欄位值進行四捨五入計算。 ROUND() 語法 (SQL ROUND() Syntax) SELECT ROUND(column_name, decimals) FROM table_name; decimals 用來設定要四捨五入到小數點第幾位,0 表示個位數。 ROUND() 函數用法 (Example) ...
ROUND can also be used withdate input values. You can supply a date value to it, as well as the format, and it will round the date to that format. SQL ROUND Syntax The syntax for the ROUND function in Oracle, MySQL and Postgres is:: ROUND(input,decimals) In SQL Server, there is ...
The ROUND() FunctionThe ROUND() function is used to round a numeric field to the number of decimals specified.Note: Many database systems do rounding differently than you might expect. When rounding a number with a fractional part to an integer, our school teachers told us to round .1 ...
The ROUND() function rounds a number to a specified number of decimal places.Tip: Also look at the FLOOR() and CEILING() functions.SyntaxROUND(number, decimals, operation)Parameter ValuesParameterDescription number Required. The number to be rounded decimals Required. The number of decimal ...
syntaxsql 複製 ROUND ( numeric_expression , length [ ,function ] ) 引數 numeric_expression 這是精確數值或近似數值數據類型類別目錄的表達式。 length 這是numeric_expression 捨入到的有效位數。 length 必須是 tinyint、smallint 或int 類型的運算式。當 length 是正數時,numeric_expression 會捨入到 len...
Spark SQL Mathematical Function Last update: January 30, 2025 Overview This document introduces the syntax of the mathematical functions in Spark SQL. ROUND Description: Rrounds a number to a specified number of digits. Syntax: ROUND(Expression, Decimal Place). The Expression value is the ...
syntaxsql 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 ...
Syntax نسخ fn:round ( $arg as numeric?) as numeric? Arguments $arg Number to which the function is applied. Remarks If the type of $arg is one of the three numeric base types, xs:float, xs:double, or xs:decimal, the return type is same as the $arg type. If the type...
Syntax error converting the varchar value '123.4' to a column of data type int. 在将varchar 值'123.4' 转换成数据类型int 时失败。 要返回一个合法的数值,就必须使用能处理这个值的数据类型。对于这个例子,存在多个可用的数据类型。如果通过CAST()函数将这个值转换为decimal类型,需要首先定义decimal值的精度与...
报错:syntax error at or near "xxxxx" 问题原因:SQL语法错误。 解决方法:重新检查SQL语法并修正。 ERRCODE_UNDEFINED_FUNCTION 报错:DISTINCT is not implemented for window functions 问题原因:Hologres目前不支持在窗口函数中使用DISTINCT关键字。 解决方法:窗口函数中去掉DISTINCT。