Re: [INTERFACES] question on accessing PostgreSQL with C

On Sat, Feb 06, 1999 at 07:16:14PM -0600, James Thompson wrote:
> http://www.dal.ca/%7eoracle/oradoc/DOC/api/doc/PC_22/toc.htm

Gotta look at this.

> With it you end up with something like the following in your code
>
>     exec sql
>       insert into customer(id,name_first,name_middle,name_last,company,
>             address1,address2,city,state,country,zip,phone_work,
>             phone_home,phone_fax,email,date_entered,billing_terms,
>                            confirmation_method)
>       values (:id,:name_first, :name_middle, :name_last,
>               :company,:address1,:address2,
>               :city,:state,:country,:zip,:phone_work,
>               :phone_home,:phone_fax,:email,date('now'),
>               :billing_terms,
>               :confirmation_method);

Xou can even add indicators like in

... values (:id,:name_first, :name_middle:nm_ind, :name_last, ...

If nm_ind is set to -1 the name_middle entry will be set to NULL.

> The author of the code is very responsive to few problem reports I have
> sent him and has sent patches, or workarounds to me usually within 24
> hours.

Glad I can help. :-)

> In the few cases you can't figure out a way to make something happen using
> ecpg I believe you can mix the libpg and ecpg code in the same program.
> The only place I could see a need for this is when you'd need the
> functionality given by Pro*C's Dynamic SQL which ecpg doesn't yet support,
> but I think its in the works.

It is. In fact I already submitted a patch for the PREPARE and EXECUTE
commands. James, if you'd like to test this I can send you the source until
it makes its way into CVS.

Michael
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