func (txn *hbaseTxn) Seek(k kv.Key) (kv.Iterator, error) {
log.Debugf("seek %q txn:%d", k, txn.tid)
k = kv.EncodeKey(k)
iter, err := txn.UnionStore.Seek(k, txn)
if err != nil {
return nil, errors.Trace(err)
}
return kv.NewDecodeKeyIter(iter), nil
}
func (txn *dbTxn) Seek(k kv.Key) (kv.Iterator, error) {
log.Debugf("seek key:%q, txn:%d", k, txn.tid)
k = kv.EncodeKey(k)
iter, err := txn.UnionStore.Seek(k, txn)
if err != nil {
return nil, errors.Trace(err)
}
if !iter.Valid() {
return &kv.UnionIter{}, nil
}
return kv.NewDecodeKeyIter(iter), nil
}