public void PqsqlCommandBuilderTest2() { using (PqsqlConnection connection = new PqsqlConnection(connectionString)) using (PqsqlCommand command = connection.CreateCommand()) { PqsqlTransaction transaction = connection.BeginTransaction(); command.Transaction = transaction; command.CommandText = "create temp table temptab (c0 int4 primary key, c1 float8)"; command.CommandType = CommandType.Text; command.ExecuteNonQuery(); transaction.Commit(); // temp table must be visible in the next transaction transaction = connection.BeginTransaction(); PqsqlDataAdapter adapter = new PqsqlDataAdapter("select * from temptab", connection) { SelectCommand = { Transaction = transaction }, }; adapter.RowUpdated += Adapter_RowUpdated; PqsqlCommandBuilder builder = new PqsqlCommandBuilder(adapter); DataSet ds = new DataSet(); adapter.FillSchema(ds, SchemaType.Source); adapter.Fill(ds, "temptab"); DataTable temptab = ds.Tables["temptab"]; DataRow row = temptab.NewRow(); row["c0"] = 123; row["c1"] = 1.23; temptab.Rows.Add(row); adapter.Update(ds, "temptab"); command.CommandText = "select * from temptab"; command.CommandType = CommandType.Text; using (PqsqlDataReader reader = command.ExecuteReader()) { while (reader.Read()) { Assert.AreEqual(123, reader.GetInt32(0)); Assert.AreEqual(1.23, reader.GetDouble(1)); } } transaction.Rollback(); } }