sql random string

/*----------------------------------Bulk generation of random string----------------------------------*/--If the stored procedure is getrandstr in a known database, it is deleted (to facilitate repeated execution of this code)if exists (SELECT *

See a post in the forum, the post has some SQL aspects of the question, I think these questions are very representative.The connection of the original posts is: http://bbs.csdn.net/topics/390884161?page=1#post-398177057Here is my solution, for your

in the The dbms_random package in Oracle encapsulates a number of functions that generate random numbers and random strings, which are commonly used in the following two:Dbms_random. VALUE function This function is used to produce a random number

SQL generates n-bit random strings and SQL generates n -- 1. Use newid () go -- to create a view (because newid () cannot be directly used in the function) create view vnewid as select newid () N 'macoid '; go -- create function getrandstr (@ n int)

How to insert random string data in mysql, mysql string Application scenarios:Sometimes it is necessary to test the records inserted into the database, so these scripts are very necessary. Create a table: CREATE TABLE `tables_a` ( `id` int(10) NOT

Php functions (encryption and decryption, random string, truncated string length, forced download, etc) Function encryptdecrypt ($ key, $ string, $ decrypt ){ If ($ decrypt ){ $ Decrypted = rtrim (mcrypt_decrypt

Sys_guid (): Sys_guid () is a function provided after Oracle 8i. Sys_guid generates and returns a globally unique identifier (the original value) consisting of 16 bytes. More suitable for multiple database data integration use (---from Baidu

Oracle enables fast batch generation of random numeric strings:--TableCreate Tablerandom_number_temp (row_num Number default 0 not NULL, Random_numVARCHAR2( -) not NULL )--typeType number_array_t is Table of Number Index

function Encryptdecrypt ($key, $string, $decrypt) { if ($decrypt) { $decrypted = RTrim (Mcrypt_decrypt (mcrypt_rijndael_256, MD5 ($key), Base64_decode ($string), MCRYPT_MODE_CBC, MD5 (MD5 ($ Key)), "12"); return $decrypted;

Using system;Using system. Collections. Generic;Using system. Text. regularexpressions;Using system. text; Namespace insapp. Word{/// /// String createrandomcode (INT codecount) generates random numbers and letters Based on the length/// Bool