public ITransaction BeginTransaction(
IsolationLevel isolationLevel = IsolationLevel.ReadCommitted)
{
if (this.Transaction != null)
{
throw new Exception("There is already an open transaction");
}
var connection = this.GetConnection();
var transaction = connection.BeginTransaction(
isolationLevel);
return(this.Transaction = new SqlClientTransaction(
this,
transaction));
}
public SqlClientProvider(string connectionString)
{
this.connectionString = connectionString;
this.Transaction = null;
this.CreateCollectionInfoTableIfNotExists();
}