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Kirk_
 
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Default Paradox application with SQL - 04-28-2007 , 11:48 AM






I don't want to ask a bunch of stupid questions that have probably already
been answered ad nauseam.

Can someone link me to some instructional information on getting a Paradox
application to work with an SQL server like MySQL?

Thanks,

Kirk



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Liz McGuire
 
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Default Re: Paradox application with SQL - 04-28-2007 , 01:09 PM






Check the threads on the pnews server:

nntp://pnews.thedbcommunity.com

....Client_Server group:

pnews.paradox-client_server.

Liz


Kirk_ wrote:
Quote:
I don't want to ask a bunch of stupid questions that have probably already
been answered ad nauseam.

Can someone link me to some instructional information on getting a Paradox
application to work with an SQL server like MySQL?

Thanks,

Kirk



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  #3  
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kirk_
 
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Default Re: Paradox application with SQL - 04-28-2007 , 04:11 PM



Liz,

I have looked through a lot of those threads and most of it is over my head.
I need a basic starting point. Paradox-->MySQL 101 instruction. :-)

I will post the question there.

Thanks,

Kirk



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marco
 
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Default Re: Paradox application with SQL - 05-01-2007 , 04:24 PM




Quote:
Can someone link me to some instructional information on getting a Paradox
application to work with an SQL server like MySQL?
get myODBC and work as if you were working with paradox tables (slowly).



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Bjorn Sagbakken
 
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Default Re: Paradox application with SQL - 05-03-2007 , 02:01 PM



"Kirk_" <kirk (AT) 1st (DOT) net> wrote

Quote:
I don't want to ask a bunch of stupid questions that have probably already
been answered ad nauseam.

Can someone link me to some instructional information on getting a Paradox
application to work with an SQL server like MySQL?
Don't have any links, but some hard learned experience from our lately (and
ongoing) converting of a bunch of tables, forms and reports - from Paradox
to MS SQL.

- To avoid setting up ODBC on each client PC, I have upgraded to Paradox 11,
which can add an alias to a SQL database directly with some additional
arguments.

- tcursors work just as well towards an SQL as towards an Paradox table,
mostly. I have experienced some problems with setrange and setgenfilter as
well as determining how many rows the tcursor contains, so some re-design
has been neccessary. (ForceRefresh may be needed here and there to ensure
working on the most recent data)

- re-designing and using executeSQL with native SQL language has improved
the performance a lot.

- complex data-models on forms where a lot of tables are linked together on
various indexes can slow everything down. I have simplifyed some forms with
much less direct table-linking, using unbound fields instead.

- reports with complex datamodels against SQL is even more hell - absolutely
very slow or hardly working at all. I have had to copy the SQL data to local
Paradox tables to run the reports on these tables.

- Images and formatted memo fields is yet another story of twist and strange
turns, but can be done.

- The upside is no more table repair or lock problems.

Bjorn




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