diff options
Diffstat (limited to 'ethdb/interface.go')
| -rw-r--r-- | ethdb/interface.go | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ethdb/interface.go b/ethdb/interface.go index 537312003..af1355779 100644 --- a/ethdb/interface.go +++ b/ethdb/interface.go @@ -25,12 +25,17 @@ type Putter interface { Put(key []byte, value []byte) error } +// Deleter wraps the database delete operation supported by both batches and regular databases. +type Deleter interface { + Delete(key []byte) error +} + // Database wraps all database operations. All methods are safe for concurrent use. type Database interface { Putter + Deleter Get(key []byte) ([]byte, error) Has(key []byte) (bool, error) - Delete(key []byte) error Close() NewBatch() Batch } @@ -39,6 +44,7 @@ type Database interface { // when Write is called. Batch cannot be used concurrently. type Batch interface { Putter + Deleter ValueSize() int // amount of data in the batch Write() error // Reset resets the batch for reuse |