func (txn *Txn) Del(dbi DBI, key, val []byte) error {
ckey := Wrap(key)
if val == nil {
ret := C.mdb_del(txn._txn, C.MDB_dbi(dbi), (*C.MDB_val)(&ckey), nil)
return errno(ret)
}
cval := Wrap(val)
ret := C.mdb_del(txn._txn, C.MDB_dbi(dbi), (*C.MDB_val)(&ckey), (*C.MDB_val)(&cval))
return errno(ret)
}
func (txn *Txn) Del(dbi DBI, key, val []byte) error {
ckey := Wrap(key)
defer ckey.Free()
var cval *Val
if val != nil {
cval = Wrap(val)
defer cval.Free()
}
ret := C.mdb_del(txn.txn, C.MDB_dbi(dbi), (*C.MDB_val)(ckey), (*C.MDB_val)(cval))
return errno(ret)
}
func (txn *Txn) Del(dbi DBI, key, val []byte) error {
ckey := &C.MDB_val{mv_size: C.size_t(len(key)),
mv_data: unsafe.Pointer(&key[0])}
var cval *C.MDB_val
if val == nil {
cval = nil
} else {
cval = &C.MDB_val{mv_size: C.size_t(len(val)),
mv_data: unsafe.Pointer(&val[0])}
}
ret := C.mdb_del(txn._txn, C.MDB_dbi(dbi), ckey, cval)
if ret != SUCCESS {
return Errno(ret)
}
return nil
}