コード例 #1
0
ファイル: LMDBWrapper.cs プロジェクト: dl1109783/LMDBWindows
        public void Init(string dbName)
        {
            _dbName = dbName;

            string ctemp = "c:\\temp";
            string path  = String.Format("{0}\\{1}", ctemp, dbName);

            Directory.CreateDirectory(path);

            _env = new LMDBEnvironment(path);
            _env.MaxDatabases = 2;
            _env.MapSize      = 10485760 * 100;
            _env.Open();
        }
コード例 #2
0
        internal void Configure(LMDBEnvironment env)
        {
            if (_mapSize.HasValue)
            {
                env.MapSize = _mapSize.Value;
            }

            if (_maxDatabases.HasValue)
            {
                env.MaxDatabases = _maxDatabases.Value;
            }

            if (_maxReaders.HasValue)
            {
                env.MaxReaders = _maxReaders.Value;
            }
        }
コード例 #3
0
        /// <summary>
        /// Created new instance of LMDBTransaction
        /// </summary>
        /// <param name="environment">Environment.</param>
        /// <param name="parent">Parent transaction or null.</param>
        /// <param name="flags">Transaction open options.</param>
        internal LMDBTransaction(LMDBEnvironment environment, LMDBTransaction parent, TransactionBeginFlags flags)
        {
            if (environment == null)
            {
                throw new ArgumentNullException(nameof(environment));
            }

            Environment            = environment;
            ParentTransaction      = parent;
            IsReadOnly             = (flags & TransactionBeginFlags.ReadOnly) == TransactionBeginFlags.ReadOnly;
            State                  = TransactionState.Active;
            Environment.Disposing += Dispose;
            if (parent != null)
            {
                parent.Disposing     += Dispose;
                parent.StateChanging += OnParentStateChanging;
            }

            var parentHandle = parent?.Handle() ?? IntPtr.Zero;

            Lmdb.mdb_txn_begin(environment.Handle(), parentHandle, flags, out _handle);
            _originalHandle = _handle;
        }