[Info-vax] OpenVMS STARTUP Whitepaper

[Arne Vajhøj]

On 12/11/2020 7:55 AM, Craig A. Berry wrote:
> On 12/10/20 11:28 PM, David Jones wrote:
>> On Thursday, December 10, 2020 at 8:57:16 PM UTC-5, Stephen Hoffman 
>> wrote:
>>> SQLite can be useful for storing the data, particularly for those
>>> without Oracle licenses and that for whatever reason.
>>
>> Using Oracle in your startup sequencer means you have to start it 
>> before you can run
>> the thing that starts it -- somewhat problematic. A cloud-based 
>> database still needs the
>> network running. I link the startup driver application statically with 
>> the sqlite3 library
>> and run it with the data file flagged as immutable (readonly, no 
>> locking).
> 
> I believe in the case of Rdb there is no start-up because there is no
> service -- you just link your code against the libraries and run it in
> the context of whatever process.  In other words, the same way you are
> running SQLite.

Rdb use file access (unless using the using one of the remote network
protocols that rely SQL service or a thin JDBC driver server).

But will Rdb work properly without the RDMS_MONITOR and RMU processes 
running?

Will it work properly without the Rdb logicals being defined?

Arne