need organizational hint

Phil Howard phil-info-cyrus at
Fri Apr 11 12:12:44 EDT 2003

On Fri, Apr 11, 2003 at 10:09:36AM -0400, Adam Tauno Williams wrote:

| >>|>5.No LDAP or other network based user directory.  The user
| >>|>  directory should be something simple and basic, like a DB file.
| >>|>  But it will need to include the data for the user's rules,
| >>|>  even if in a separate DB.
| >>| So your going to basically recreate a broken version of LDAP?
| >>I won't be creating that which I don't want.  What I do want is
| >>directly access data within minimal overhead not only for the
| >>mail system to access, but also for other programs I am doing
| >>to access and manage.  The email is only a part of it.  I have
| >>looked at LDAP, but it adds too much complication.
| >LDAP does exactly what you want : make information accessible by
| >different system (or subsystem) with minimal overhead.
| Agree.
| >You could try to coax all the system into using the same relational 
| >atabase, table and columns for the information required, but I believe 
| >this will end up being more headache than learning and using LDAP.  
| And the overhead of an RDBMS is *CERTAINLY* greater than that of LDAP.

I won't be using an RDBMS.

| If you just use DB files how do you handle concurrency, replication, backup,
| etc...  it is *REALLY* hard.

The mail server will be accessing it read-only.  Only a single daemon will
be making changes to the DB files.  Then things like replication and backup
become trivial.

| Phil Howard - KA9WGN |   Dallas   | |
| phil-nospam at | Texas, USA |    |

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