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mvcc: create TxnWrites from TxnRead with NewReadOnlyTxnWrite

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Already used internally by mvcc, but needed by etcdserver txns.
This commit is contained in:
Anthony Romano 2017-06-08 20:14:23 -07:00
parent ad22aaa354
commit da48f1feaf
1 changed files with 3 additions and 1 deletions
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4
mvcc/kv.go
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@ -93,7 +93,9 @@ func (trw *txnReadWrite) DeleteRange(key, end []byte) (n, rev int64) { panic("un
func (trw *txnReadWrite) Put(key, value []byte, lease lease.LeaseID) (rev int64) {
panic("unexpected Put")
}
func (trw *txnReadWrite) Changes() []mvccpb.KeyValue { panic("unexpected Changes") }
func (trw *txnReadWrite) Changes() []mvccpb.KeyValue { return nil }
func NewReadOnlyTxnWrite(txn TxnRead) TxnWrite { return &txnReadWrite{txn} }
type KV interface {
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