/// <summary>
/// 向批处理中添加删除Key的行为
/// </summary>
/// <param name="batch">批量操作</param>
/// <param name="prefix">待删除前缀</param>
/// <param name="key">待删除的Key</param>
public static void Delete(this WriteBatch batch, byte prefix, ISerializable key)
{
batch.Delete(SliceBuilder.Begin(prefix).Add(key));
}
public DbCache(DB db, byte prefix, WriteBatch batch = null)
{
this.db = db;
this.batch = batch;
this.prefix = prefix;
}
/// <summary>
/// 向批处理中添加写入键值的行为
/// </summary>
/// <param name="batch">批量操作</param>
/// <param name="prefix">前缀</param>
/// <param name="key">键</param>
/// <param name="value">值</param>
public static void Put(this WriteBatch batch, byte prefix, ISerializable key, ISerializable value)
{
batch.Put(SliceBuilder.Begin(prefix).Add(key), value.ToArray());
}
public void Write(WriteOptions options, WriteBatch write_batch)
{
Native.leveldb_write(handle, options.handle, write_batch.handle, out IntPtr error);
NativeHelper.CheckError(error);
}
