how to create an insert query from PGresult (libpq-fe.h)

[Germán Aracil Boned <german@xxxxxxxxxxxxxx>]

Hi

Please, how I can create an insert (dynamic?) query from a PGresult 
struct (libpq-fe.h) ? I create this PGresult with a PQexec(..SELECT * 
FROM table..


and update ?

Any sample ?

thanks to all !