1. You could use the decode function in an SQL statement as follows: 2. 3. select supplier_name,decode(supplier_id,1000,'IBM',10001,'Microsoft','1002','Hewlett Packard','Gateway') result from suppliers; 1. 2. 3.
广泛支持:TRUNC函数是 SQL 标准的一部分,因此在大多数数据库系统中都得到支持。 类型 截断到指定小数位数:例如TRUNC(123.456, 2)将返回123.45。 截断到整数部分:例如TRUNC(123.456, 0)或TRUNC(123.456, -1)将返回123。 应用场景 财务计算:在处理财务数据时,经常需要将金额截断到指定的小数位数,以避免精度问题。
This function is used to reset a date to a specific format.Resetting means returning to default values, where the default values for year, month, and day are 01, and the
SQL DECLARE@dtime='12:12:12.1234567';SELECTDATETRUNC(year, @d); 输出 Msg 9810, Level 16, State 10, Line 78 The datepart year is not supported by date function datetrunc for data type time. 日期部分需要比数据类型支持的更小数部分时间刻度精度。 有关详细信息,请参阅分数时间刻度精度。 下面是...
Learn the syntax of the date_trunc function of the SQL language in Databricks SQL and Databricks Runtime.
In this article, we explain how to use the TRUNC function and what makes it different from other techniques. Excel中有多种删除⼩数点和缩短数字值的⽅法。 在本⽂中,我们解释了如何使⽤TRUNC函数以及它与其他技术的不同之处。sql trunc函数sql trunc 函数...
In Oracle/PLSQL, the trunc function returns a number truncated to a certain number of decimal places. The syntax for the trunc function is: trunc( number, [ decimal_places ] ) number is the number to truncate. decimal_places is the number of decimal places to truncate to. This value mus...
-- function1: split string sum(cast( split(split(split(split(u_bigger_json,'u_num')[2],',')[1],':')[2],'"')[2] as int)) flower_send_pv, -- function2: string to json, get value sum(cast( json_extract_scalar(json_parse(u_bigger_json),'$.u_num') ...
问postgresql中trunc函数的替代EN一个窗口函数在一系列与当前行有某种关联的表行上执行一种计算。这与一...
The TRUNCATE function returns the first argument, truncated as specified. Truncation is to the number of places to the right or left of the decimal point this is specified by the second argument. TRUNCATETRUNC (numeric-expression-1 ,0,numeric-expression-2 ) The schema is SYSIBM. numeric-...