// TransactionKey returns a transaction key based on the provided
// transaction key and ID. The base key is encoded in order to
// guarantee that all transaction records for a range sort together.
func TransactionKey(key roachpb.Key, txnID *uuid.UUID) roachpb.Key {
rk, err := Addr(key)
if err != nil {
panic(err)
}
return MakeRangeKey(rk, localTransactionSuffix, roachpb.RKey(txnID.GetBytes()))
}
func fillUUID(b byte) uuid.UUID {
var ret uuid.UUID
for i := range ret.GetBytes() {
ret.UUID[i] = b
}
return ret
}
// AbortCacheKey returns a range-local key by Range ID for an
// abort cache entry, with detail specified by encoding the
// supplied transaction ID.
func AbortCacheKey(rangeID roachpb.RangeID, txnID *uuid.UUID) roachpb.Key {
key := MakeRangeIDReplicatedKey(rangeID, LocalAbortCacheSuffix, nil)
key = encoding.EncodeBytesAscending(key, txnID.GetBytes())
return key
}