public void delete ( String cfName , WriteOptions writeOptions , String key ) throws RocksDbException { if ( cfName == null ) { cfName = DEFAULT_COLUMN_FAMILY ; } try { delete ( getColumnFamilyHandle ( cfName ) , writeOptions , key . getBytes ( StandardCharsets . UTF_8 ) ) ; } catch ( RocksDbException . ColumnFamilyNotExists e ) { throw new RocksDbException . ColumnFamilyNotExists ( cfName ) ; } }
Deletes a key from a column family specifying write options .