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();
}
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;
}
}
/// <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;
}
