Subject What is 'Out of band (OOB)'?
Author mk_delphi
Hi friends,
I find this piece of document on Borland community, abot the possible
causes
for database corruption
on Interbase, are they the same for FB? and What is OOB?
Thanks a lot
Sencerely yours
Marco

>Problem:
>What are the known possible causes for database corruption?
>
>Solution:
>The information in this article applies to:
>* All Versions>
>
>Here are some things that can cause InterBase to crash leading to
corruption:
>
>1. Poorly written UDFs-listed first and also the number one cause.
>2. Altering metadata while other users are connected and working
with the
database.
>3. Making an OS copy of the database while other users are connected.
>4. System crashes-some OS's are more stable than others
>5. Out of band (OOB) data - Potentally a problem specific to NT SP 3
>6. The use of Delphi's Event Alerter component can produce OOB.
>7. Power outages-implement a UPS (Uninteruptable Power Supply).
>8. InterBase engine errors (InterBase Bugs).