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...
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. 上面的sql语句相当于下面的IF-THEN-ELSE : 1. IF supplier_id = 10000 ...
You could use the decode function in an SQL statement as follows: select supplier_name,decode(supplier_id,1000,'IBM',10001,'Microsoft','1002','Hewlett Packard','Gateway') result from suppliers; 上面的sql语句相当于下面的IF-THEN-ELSE : IF supplier_id = 10000 THEN result := 'IBM'; ELSIF ...
You could use the decode function in an SQL statement as follows: select supplier_name,decode(supplier_id,1000,'IBM',10001,'Microsoft','1002','Hewlett Packard','Gateway') result from suppliers; 上面的sql语句相当于下面的IF-THEN-ELSE : IF supplier_id = 10000 THEN result := 'IBM'; ELSIF ...
InOracle/PLSQL, thetruncfunction returns a date truncated to a specific unit of measure. The syntax for thetruncfunction is:trunc( date, [ format ] ) date is the date to truncate. forma oracle 职场 休闲 trunc 原创 hongxuwei_zyy
The syntax for the TRUNC function in Oracle/PLSQL is: TRUNC ( date [, format ] ) Parameters or Arguments date The date to truncate. format Optional. The unit of measure to apply for truncating. If theformatparameter is omitted, the TRUNC function will truncate the date to the day value...
Let's look at some Oracle TRUNC function examples and explore how to use the TRUNC function in Oracle/PLSQL. For example: TRUNC(125.815) Result: 125 TRUNC(125.815, 0) Result: 125 TRUNC(125.815, 1) Result: 125.8 TRUNC(125.815, 2) Result: 125.81 TRUNC(125.815, 3) Result: 125.815 TRUNC(...
-01-01 返回当年第一天 4… oracle trunc用法 In Oracle/PLSQL, the truncfunction returnsa date truncated to a specific unit of measure. The syntax for the trunc function is: trunc( date, [ format ] ) date is the date to truncate. format is the unit of measure to apply for...
In Oracle/PLSQL, the trunc function returns a date truncated to a specific unit of measure. The syntax for the trunc function is: trunc ( date, [ format ] ) date is the date to truncate. format is t ...
This Oracle tutorial explains how to use the Oracle/PLSQL TRUNC function applying to date values).The Oracle/PLSQL TRUNC function returns a date truncated to a specific unit of measure. Syntax TRUNC(x [, unit]) rruncates x. By default, x is truncated to the beginning of the day. unit...