Re: oracle - authenticate with username and password

From:
Lew <lew@lewscanon.com>
Newsgroups:
comp.lang.java.programmer
Date:
Fri, 11 Jan 2008 21:21:35 -0500
Message-ID:
<FICdncqg3piyuRXanZ2dnUVZ_gOdnZ2d@comcast.com>
dave wrote:

I need to authenticate users based on their oracle username and
password.

I get the username / password from a web form.

Is there some oracle java library that will allow me to perform a
check on the username and password?


Donkey Hot wrote:

No such way in Oracle, I think.

In MySQL you could have one connection to the db and use something like

SELECT COUNT(*) FROM MySQL.User WHERE username=:username AND
password=PASSWORD(:password) ;

But there is no such information in Oracle schema.


That doesn't make sense. You don't authenticate a person for business logic
based on their user id in the back end. In typical situations, the user
doesn't even have a database username; the application has a username and
proxies database actions based on the application authorization of the user.

I think we aren't clear on what the OP means by the "oracle [sic] username and
password".

The usual way to authenticate is to have a username (rolename) / password
table in the application's database (i.e., not the RDBMS system tables), that
applies to the application, not the database.

As for using JDBC or not, how else would one expect to connect Java code to a
database, hmm?

--
Lew

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