update column by auto genrate string

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SQL-Server-2005

Hello, I have a problem in update a column in sql server 2005, I want update a column in which column password have same password for every entry. i want update this column for auto genrate string, by which every one have different password, can any one suggest me how can i do it.what will be procedure , can any one tel me about the query.
Thanks in advance

Posted 24-Apr-12 18:32pm

ManavGuru

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Dipesh202 · Answer 1 · 2012-04-24T19:05:00

Solution 1

you can use identity column in sql server 2005
like this

colname identity(1,1) in your table declaration

Posted 24-Apr-12 19:05pm

Dipesh202

Comments

ManavGuru 25-Apr-12 1:19am

can u write some code?

Dipesh202 · Answer 2 · 2012-04-24T19:39:00

Solution 2

SQL

create table nameoftable
(AutogeneratedIdColName int identity(1,1) , restof columns of your table)

Posted 24-Apr-12 19:39pm

Dipesh202

palraj001 · Answer 3 · 2012-04-24T20:51:00

Solution 3

hi you can use this,

SQL

update tablename set passwordcolumn=passwordcolumn+ cast(uridentycolumn as varchar(10))

where passwordcolumn   in
( select passwordcolumn from tablename
group by passwordcolumn
having count(*) > 1 )

Posted 24-Apr-12 20:51pm

palraj001