func getNumRows(cres *C.PGresult) (int64, error) {
rowstr := C.GoString(C.PQcmdTuples(cres))
if rowstr == "" {
return 0, nil
}
return strconv.ParseInt(rowstr, 10, 64)
}
func (s *driverStmt) Exec(args []driver.Value) (res driver.Result, err error) {
cres := s.exec(args)
if err = resultError(cres); err != nil {
C.PQclear(cres)
return
}
defer C.PQclear(cres)
rowsAffected, err := strconv.ParseInt(C.GoString(C.PQcmdTuples(cres)), 10, 64)
if err != nil {
return
}
return driver.RowsAffected(rowsAffected), nil
}
func exec(stmt PgStmt, values []driver.Value) (*PgResult, error) {
res, err := exec_prepared(stmt, values)
if err != nil {
return &PgResult{}, err
}
defer pqclear(res)
tuples := C.GoString(C.PQcmdTuples(res))
lastoid := uint(C.PQoidValue(res))
rv := PgResult{tuples: tuples, lastoid: lastoid}
return &rv, nil
}
func (c *driverConn) Exec(query string, args []driver.Value) (res driver.Result, err error) {
cres := c.exec(query, args)
if err = resultError(cres); err != nil {
C.PQclear(cres)
return
}
defer C.PQclear(cres)
ns := C.GoString(C.PQcmdTuples(cres))
if ns == "" {
return driver.ResultNoRows, nil
}
rowsAffected, err := strconv.ParseInt(ns, 10, 64)
if err != nil {
return
}
return driver.RowsAffected(rowsAffected), nil
}