public void ProviderDateTimeSupportNpgsqlDbType()
{
ExecuteNonQuery(@"insert into data (field_timestamp) values ('2002-02-02 09:00:23.345')");
var command = new NpgsqlCommand("select field_timestamp from data", Conn);
NpgsqlTimeStamp ts;
using (var reader = command.ExecuteReader())
{
reader.Read();
ts = reader.GetTimeStamp(0);
}
Assert.AreEqual("2002-02-02 09:00:23.345", ts.ToString());
var culture = new DateTimeFormatInfo();
culture.TimeSeparator = ":";
var ts1 = NpgsqlTimeStamp.Parse("2004-06-04 09:48:00");
command.CommandText = "insert into data(field_timestamp) values (:a);";
command.Parameters.Add(new NpgsqlParameter("a", NpgsqlDbType.Timestamp));
command.Parameters[0].Value = ts1;
command.ExecuteScalar();
}
internal static object ToTimeStamp(NpgsqlBackendTypeInfo typeInfo, byte[] bBackendData, Int16 typeSize,
Int32 typeModifier)
{
string backendData = BackendEncoding.UTF8Encoding.GetString(bBackendData);
return(NpgsqlTimeStamp.Parse(backendData));
}
NpgsqlTimeStampTZ ISimpleTypeReader <NpgsqlTimeStampTZ> .Read(NpgsqlBuffer buf, FieldDescription fieldDescription, int len)
{
// The Int64 contains just the time in UTC, no time zone information
var ts = NpgsqlTimeStamp.FromInt64(buf.ReadInt64());
return(new NpgsqlTimeStampTZ(ts.Date, new NpgsqlTimeTZ(ts.Time, NpgsqlTimeZone.UTC)));
}
public void Timestamp()
{
// TODO: Decide on the DateTime kind (#346)
var expectedNpgsqlTimeStamp = new NpgsqlTimeStamp(new NpgsqlDate(2002, 2, 2), new NpgsqlTime(9, 0, 23.345));
var expectedDateTime = new DateTime(expectedNpgsqlTimeStamp.Ticks, DateTimeKind.Utc);
using (var cmd = new NpgsqlCommand("SELECT '2002-02-02 09:00:23.345'::TIMESTAMP", Conn))
using (var reader = cmd.ExecuteReader())
{
reader.Read();
// Regular type (DateTime)
Assert.That(reader.GetFieldType(0), Is.EqualTo(typeof(DateTime)));
Assert.That(reader.GetDateTime(0), Is.EqualTo(expectedDateTime));
Assert.That(reader.GetFieldValue <DateTime>(0), Is.EqualTo(expectedDateTime));
Assert.That(reader[0], Is.EqualTo(expectedDateTime));
Assert.That(reader.GetValue(0), Is.EqualTo(expectedDateTime));
// Provider-specific type (NpgsqlTimeStamp)
Assert.That(reader.GetTimeStamp(0), Is.EqualTo(expectedNpgsqlTimeStamp));
Assert.That(reader.GetProviderSpecificFieldType(0), Is.EqualTo(typeof(NpgsqlTimeStamp)));
Assert.That(reader.GetProviderSpecificValue(0), Is.EqualTo(expectedNpgsqlTimeStamp));
Assert.That(reader.GetFieldValue <NpgsqlTimeStamp>(0), Is.EqualTo(expectedNpgsqlTimeStamp));
}
}
public List <listmac> Checkmacaddress()
{
var list = new List <listmac>();
MyCnx = new NpgsqlConnection(BDDJEE);
MyCnx.Open();
NpgsqlTimeStamp date = DateTime.Now.AddMinutes(-15).ToLocalTime();
string select = "SELECT \"macAddress\" FROM \"metrics\" WHERE (date > timestamp \'" + date + "\')"; // SELECT "macAddress" FROM devices;
MyCmd = new NpgsqlCommand(select, MyCnx);
var reader = MyCmd.ExecuteReader();
if (reader.HasRows)
{
while (reader.Read()) //créer la liste des metrics
{
// s = String.Format("{0}\t{1}\t{2}\t{3}", reader.GetInt32(0), reader.GetInt32(1), reader.GetTimeStamp(2), reader.GetInt32(3));
list.Add(new listmac(reader.GetString(0)));
}
}
else
{
Console.WriteLine("No rows found.");
list = null;
}
reader.Close();
return(list);
}
public List <Metric> SelectAllMetricsQuarter()
{
var MyMetrics = new List <Metric>();
MyCnx = new NpgsqlConnection(BDDJEE);
MyCnx.Open();
NpgsqlTimeStamp date = DateTime.Now.AddMinutes(-15).ToLocalTime();
string select = "SELECT * FROM \"metrics\" WHERE (date > timestamp \'" + date + "\')";
MyCmd = new NpgsqlCommand(select, MyCnx);
var reader = MyCmd.ExecuteReader();
if (reader.HasRows)
{
while (reader.Read()) //créer la liste des metrics
{
// s = String.Format("{0}\t{1}\t{2}\t{3}", reader.GetInt32(0), reader.GetInt32(1), reader.GetTimeStamp(2), reader.GetInt32(3));
MyMetrics.Add(new Metric(reader.GetTimeStamp(1), reader.GetInt32(2), reader.GetString(3)));
}
}
else
{
Console.WriteLine("No rows found.");
MyMetrics = null;
}
reader.Close();
MyCnx.Close();
return(MyMetrics);
}
public void InsertMoyen(NpgsqlTimeStamp date, string macadress, Double value)
{
MyCnx = new NpgsqlConnection(BDDWindowsServer);
string insert = "INSERT INTO \"average\"(date,macaddress,value) values(:date,:macaddress,:value)";
MyCnx.Open();
MyCmd = new NpgsqlCommand(insert, MyCnx);
MyCmd.Parameters.Add(new NpgsqlParameter("date", NpgsqlDbType.Timestamp)).Value = date;
MyCmd.Parameters.Add(new NpgsqlParameter("macaddress", NpgsqlDbType.Varchar)).Value = macadress;
MyCmd.Parameters.Add(new NpgsqlParameter("value", NpgsqlDbType.Double)).Value = value;
MyCmd.ExecuteNonQuery();
MyCnx.Close();
}
internal static object ToTimeStamp(NpgsqlBackendTypeInfo typeInfo, String backendData, Int16 typeSize,
Int32 typeModifier)
{
return(NpgsqlTimeStamp.Parse(backendData));
}
public void Timestamp()
{
// TODO: Decide on the DateTime kind (#346)
var expectedNpgsqlTimeStamp = new NpgsqlTimeStamp(new NpgsqlDate(2002, 2, 2), new NpgsqlTime(9, 0, 23.345));
var expectedDateTime = new DateTime(expectedNpgsqlTimeStamp.Ticks, DateTimeKind.Utc);
using (var cmd = new NpgsqlCommand("SELECT '2002-02-02 09:00:23.345'::TIMESTAMP", Conn))
using (var reader = cmd.ExecuteReader())
{
reader.Read();
// Regular type (DateTime)
Assert.That(reader.GetFieldType(0), Is.EqualTo(typeof(DateTime)));
Assert.That(reader.GetDateTime(0), Is.EqualTo(expectedDateTime));
Assert.That(reader.GetFieldValue<DateTime>(0), Is.EqualTo(expectedDateTime));
Assert.That(reader[0], Is.EqualTo(expectedDateTime));
Assert.That(reader.GetValue(0), Is.EqualTo(expectedDateTime));
// Provider-specific type (NpgsqlTimeStamp)
Assert.That(reader.GetTimeStamp(0), Is.EqualTo(expectedNpgsqlTimeStamp));
Assert.That(reader.GetProviderSpecificFieldType(0), Is.EqualTo(typeof(NpgsqlTimeStamp)));
Assert.That(reader.GetProviderSpecificValue(0), Is.EqualTo(expectedNpgsqlTimeStamp));
Assert.That(reader.GetFieldValue<NpgsqlTimeStamp>(0), Is.EqualTo(expectedNpgsqlTimeStamp));
}
}