iihero <iihero(at)gmail(dot)com> writes:
> In libpq, the definition is like:
> PGresult *
> PQprepare(PGconn *conn,
> const char *stmtName, const char *query,
> int nParams, const Oid *paramTypes)
> Could we remove the parameter "nParams"?
No. We are not going to break every existing user of the function.
But you can already set it to zero if you don't feel like prespecifying
the parameter types.
regards, tom lane