On 6/20/2011 4:52 PM, emb_blaster wrote:

>
> Hi,
> Our application work with two databases same time. One in Server, and
> another local to be used if Our network go off-line. One of the tables
> hold products information, and his local copy is read-only.
> We are wondering what are the bests ways to update the table (or
> replicate it, if you prefer this words) with the data from server.
> Actually we do a "select everyone" from server create a script to do a
> mass "update or insert" and then run the script.
> We could also do a local mass delete and then a mas insert with the
> almost same script (it would be not an "update or insert", but just
> "insert" statements).
> We thought about do a parametrized query (as SET suggested days before
> in another thread message/114093) but we're not sure that we will gain
> in performance letting the transaction with the server open till we do
> the mass insert. Are we wrong?
> Any info on what are the best methods?
>
> note: this table will never be more than 50.000 rows, as we expect.
>
>

If you give more specifics as to the development environment (Delphi,
C++, VB, etc), complexity of your database (5 tables, 20, 100, etc), and
other factors, you may get some advice on tool sets that can support the
ditributed data environment. Firebird-tools is another good place to
ask, or to search on old messages.

--
Thanks,

Gordon



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