/*
* call-seq:
* res.fields() -> Array
*
* Returns an array of Strings representing the names of the fields in the result.
*/
static VALUE
pgresult_fields(VALUE self)
{
PGresult *result;
VALUE ary;
int n, i;
result = get_pgresult(self);
n = PQnfields(result);
ary = rb_ary_new2(n);
for (i=0;i<n;i++) {
rb_ary_push(ary, rb_tainted_str_new2(PQfname(result, i)));
}
return ary;
}