public IEnumerable <int> Execute(params SqlCommand[] sqlCommands)
{
using (var connection = new PgSqlConnection(_connectionString))
{
var allRecordsAffected = new List <int>();
connection.Open();
connection.BeginTransaction();
try
{
sqlCommands.ToList().ForEach(sqlCommand =>
{
var recordsAffected = connection.Execute(sqlCommand.Sql, sqlCommand.Param);
allRecordsAffected.Add(recordsAffected);
});
connection.Commit();
}
catch
{
connection.Rollback();
throw;
}
finally
{
connection.Close();
}
return(allRecordsAffected);
}
}
//For UPDATE, INSERT, and DELETE statements
public bool modify(string cmd)
{
try
{
if (pgSqlConnection != null && IsConnected)
{
//insert
PgSqlCommand command = pgSqlConnection.CreateCommand();
command.CommandText = cmd;
//cmd.CommandText = "INSERT INTO public.test (id) VALUES (1)";
pgSqlConnection.BeginTransaction();
//async
IAsyncResult cres = command.BeginExecuteNonQuery(null, null);
Console.Write("In progress...");
while (!cres.IsCompleted)
{
Console.Write(".");
//Perform here any operation you need
}
/*
* if (cres.IsCompleted)
* Console.WriteLine("Completed.");
* else
* Console.WriteLine("Have to wait for operation to complete...");
*/
int RowsAffected = command.EndExecuteNonQuery(cres);
//Console.WriteLine("Done. Rows affected: " + RowsAffected.ToString());
/*
* //sync
* int aff = cmd.ExecuteNonQuery();
* Console.WriteLine(aff + " rows were affected.");
*
*/
pgSqlConnection.Commit();
return(true);
}
else
{
return(false);
}
}
catch (PgSqlException ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Modify exception occurs: {0}" + Environment.NewLine + "{1}", ex.Error, cmd);
log.Error("Modify exception occurs: " + Environment.NewLine + ex.Error + Environment.NewLine + cmd);
Console.ResetColor();
pgSqlConnection.Rollback();
return(false);
}
}
//For UPDATE, INSERT, and DELETE statements
public bool modify(string cmd)
{
Stopwatch stopWatch = new Stopwatch();
PgSqlCommand command = null;
stopWatch.Start();
try
{
if (pgSqlConnection != null && IsConnected)
{
//insert
command = pgSqlConnection.CreateCommand();
command.CommandText = cmd;
//cmd.CommandText = "INSERT INTO public.test (id) VALUES (1)";
pgSqlConnection.BeginTransaction();
//async
IAsyncResult cres = command.BeginExecuteNonQuery(null, null);
//Console.Write("In progress...");
//while (!cres.IsCompleted)
{
//Console.Write(".");
//Perform here any operation you need
}
/*
* if (cres.IsCompleted)
* Console.WriteLine("Completed.");
* else
* Console.WriteLine("Have to wait for operation to complete...");
*/
int RowsAffected = command.EndExecuteNonQuery(cres);
//Console.WriteLine("Done. Rows affected: " + RowsAffected.ToString());
/*
* //sync
* int aff = cmd.ExecuteNonQuery();
* Console.WriteLine(aff + " rows were affected.");
*
*/
pgSqlConnection.Commit();
ThreadPool.QueueUserWorkItem(callback =>
{
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine(
"S++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
Console.WriteLine("sql Write:\r\n" + cmd);
Console.WriteLine(
"E++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
Console.ResetColor();
});
if (command != null)
{
command.Dispose();
}
command = null;
stopWatch.Stop();
// Get the elapsed time as a TimeSpan value.
TimeSpan ts = stopWatch.Elapsed;
// Format and display the TimeSpan value.
string elapsedTime = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
ts.Hours, ts.Minutes, ts.Seconds,
ts.Milliseconds / 10);
SiAuto.Main.AddCheckpoint(Level.Debug, "sql modify take time:" + elapsedTime, cmd);
return(true);
}
else
{
return(false);
}
}
catch (PgSqlException ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Modify exception occurs: {0}" + Environment.NewLine + "{1}", ex.Error, cmd);
log.Error("Modify exception occurs: " + Environment.NewLine + ex.Error + Environment.NewLine + cmd);
Console.ResetColor();
pgSqlConnection.Rollback();
if (command != null)
{
command.Dispose();
}
command = null;
return(false);
}
}
