...REVERSE is an undocumented Oracle string function, which returns the input string in its reverse order...SQL> select reverse('12345') from dual; REVER ----- 54321 REVERSE函数是将数字的顺序逆序打印。...-----------------
MySQL 如何在MySQL的列数据中使用REVERSE()函数,并结合WHERE子句?MySQL的REVERSE()函数可以将列名作为参数来反转其值。如果我们想应用一些条件,那么可以将其与WHERE子句一起使用,如下所示:阅读更多:MySQL 教程示例mysql> Select Name, REVERSE(Name) from Student; +---+---+ | Name | R...
PostgreSQL Version: 9.3 Visual Presentation of PostgreSQL REVERSE() function Example: PostgreSQL reverse() function: In the example below, the string 'w3resource' have arranged in reverse order. SQL Code: SELECTreverse('w3resource'); Copy Output: reverse --- ecruoser3w (1 row) Previous:RIGHT ...
The REVERSE function operates on a string and returns the characters in reverse order. For example, reverse('abcde') returns edcba. This function works on numeric and date data types as well as character data types; however, in most cases it has practical value for character strings. Syntax...
SQL> create or replace function Re(s string) return varchar2 is Result varchar2(1000); v_s string(1000); begin for i in 1..length(s) loop Result:=Result||substr(s,length(s)-i+1,1); end loop; return(Result); end Re;
REVERSEis an undocumented Oracle string function, which returns the input string in its reverse order. SQL> select reverse('12345') from dual; REVER --- 54321 REVERSE函数是将数字的顺序逆序打印。 SQL> select reverse('Oracle') from dual; REVERS...
When using SC collations, the REVERSE function will not reverse the order of two halves of a surrogate pair.ExamplesThe following example returns all contact first names with the characters reversed. This example uses the AdventureWorks2022 database.SQL Kopírovat ...
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This function is used to return a string in reverse order.The return value is of the STRING type.If the value of str is not of the STRING, BIGINT, DOUBLE, DECIMAL, or DAT
The array_reverse() function returns an array in the reverse order. Syntax array_reverse(array, preserve) Parameter Values ParameterDescription arrayRequired. Specifies an array preserveOptional. Specifies if the function should preserve the keys of the array or not. Possible values: ...