Dalton,

How does the performance of the create shadow compare to performing a
full backup of your DB?


Sean

-----Original Message-----
From: Dalton Calford [mailto:dcalford@...]
Sent: Friday, June 23, 2000 1:28 PM
To: IB-Architect@egroups.com
Subject: Re: [IB-Architect] Shadows questions...

Hi Oliver,

> a. Can I CREATE SHADOW on an existing populated database ?
> Assumed answer : yes, which implies the engine brings the freshly

created

> shadow in synch with the DB.

Yes, the shadow can be created at any time.

> b. So when I CREATE SHADOW, how is arranged the initialization
> (synchronization) of that shadow with the DB ? Is this a concurrent

process

> with the normal engine operation or is the engine operation paused

while the

> synch. takes place ?

When we use this process, our users do not notice we are doing anything
else.
Of course, this depends on your equipment you are using vs the user
load.

best regards

Dalton

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