private void TestTransactions(DBRunner runner, ISQLExecuter executer, DBDatabase db, DBTable table, IConnectionInfo connInfo)
{
Output("TestTransactions:");
Output("");
try
{
DBConnection conn = runner.OpenConnection(executer, db, connInfo);
try
{
Stmt_Insert stmtInsert;
Stmt_Select stmtSelect;
long result;
Output("Begin transaction");
DBTransaction trans = runner.CreateTransaction(executer);
trans.Begin(conn);
try
{
Output("Insert row");
stmtInsert = new Stmt_Insert(table);
stmtInsert.AddColumns("uiNoegle", "iTal", "lStortTal", "dtDato", "bValg");
stmtInsert.AddValues(Guid.NewGuid(), 87, (long)2394287487, DateTime.Now, false);
runner.Insert(executer, conn, stmtInsert);
stmtSelect = new Stmt_Select();
stmtSelect.AddTable(table);
stmtSelect.AddAggregate(new Aggre_Count());
result = runner.SelectWithSingleAggregate(executer, conn, stmtSelect);
Output("Count: " + result + " / 1");
Output("Rollback");
trans.RollbackAll();
}
catch (Exception)
{
trans.RollbackAll();
throw;
}
stmtSelect = new Stmt_Select();
stmtSelect.AddTable(table);
stmtSelect.AddAggregate(new Aggre_Count());
result = runner.SelectWithSingleAggregate(executer, conn, stmtSelect);
Output("Count: " + result + " / 0");
Output("");
Output("Begin new transaction");
trans = runner.CreateTransaction(executer);
trans.Begin(conn);
try
{
Output("Insert row");
stmtInsert = new Stmt_Insert(table);
stmtInsert.AddColumns("uiNoegle", "iTal", "lStortTal", "dtDato", "bValg");
stmtInsert.AddValues(Guid.NewGuid(), 87, (long)2394287487, DateTime.Now, false);
runner.Insert(executer, conn, stmtInsert);
stmtSelect = new Stmt_Select();
stmtSelect.AddTable(table);
stmtSelect.AddAggregate(new Aggre_Count());
result = runner.SelectWithSingleAggregate(executer, conn, stmtSelect);
Output("Count: " + result + " / 1");
Output("Commit");
trans.CommitAll();
}
catch (Exception)
{
trans.RollbackAll();
throw;
}
stmtSelect = new Stmt_Select();
stmtSelect.AddTable(table);
stmtSelect.AddAggregate(new Aggre_Count());
result = runner.SelectWithSingleAggregate(executer, conn, stmtSelect);
Output("Count: " + result + " / 1");
}
finally
{
conn.Close();
}
}
catch (Exception ex)
{
Output("TestTransactions failed with an exception:");
Output(ex);
}
finally
{
Output("");
Output("");
}
}
