I am currently testing out a simple C# application to read from my Microsoft SQL Database. I want to use it to get Data from my Oracle Database, can someone help?
My Interface:
[ServiceContract]
public interface IService1
{
[OperationContract]
List<WeatherInfo> GetData(DateTime start, DateTime end);
}
// Use a data contract as illustrated in the sample below to add composite types to service operations.
[DataContract]
public class WeatherInfo
{
[DataMember]
public int Id
{
get;
set;
}
[DataMember]
public DateTime Datum
{
get;
set;
}
My implementation of the Interface, here I am using LINQ to get the Data:
public class Service1 : IService1
{
WeatherDataEntities entity = new WeatherDataEntities(); //create an Entity to get Data from Database
public List<WeatherInfo> GetData(DateTime start, DateTime end)
{
var list = (from siu in entity.WeatherData where siu.Datum > start && siu.Datum < end select new WeatherInfo {
Datum = (DateTime)siu.Datum,
Feuchtigkeit = (int)siu.Feuchtigkeit,
Id = siu.Id,
Luftdruck = (int)siu.Luftdruck,
Regen = (int)siu.Regen,
Richtung = (int)siu.Richtung,
Temperatur = (double)siu.Temperatur,
Wind = (double)siu.Wind,
Zeit = (TimeSpan)siu.Zeit
}).Take(100).ToList();
return list;
}
}
I am also using a WPF Client Application to select the data, here is the Mainwindow.xaml file content:
<Window x:Class="WPF_Client.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
xmlns:local="clr-namespace:WPF_Client"
mc:Ignorable="d"
Title="MainWindow" Height="450" Width="800">
<Grid>
<DatePicker x:Name="startPicker" HorizontalAlignment="Left" Margin="33,29,0,0" VerticalAlignment="Top"/>
<DatePicker x:Name="endPicker" HorizontalAlignment="Left" Margin="33,72,0,0" VerticalAlignment="Top"/>
<Button x:Name="button" Content="Run" HorizontalAlignment="Left" Margin="33,115,0,0" VerticalAlignment="Top" Width="75" Click="Button_Click"/>
<DataGrid x:Name="grid" AutoGenerateColumns="False" HorizontalAlignment="Left" Height="345" VerticalAlignment="Top" Width="538" Margin="213,29,0,0">
<DataGrid.Columns>
<DataGridTextColumn Header="ID" Binding="{Binding Id}" Width=""/>
<DataGridTextColumn Header="Date" Binding="{Binding Datum}" Width=""/>
<DataGridTextColumn Header="Zeit" Binding="{Binding Zeit}" Width=""/>
<DataGridTextColumn Header="Tempertur" Binding="{Binding Temperatur}" Width=""/>
<DataGridTextColumn Header="Luftdruck" Binding="{Binding Luftdruck}" Width=""/>
<DataGridTextColumn Header="Regen" Binding="{Binding Regen}" Width=""/>
<DataGridTextColumn Header="Wind" Binding="{Binding Wind}" Width=""/>
<DataGridTextColumn Header="Richtung" Binding="{Binding Richtung}" Width=""/>
<DataGridTextColumn Header="Feuchtigkeit" Binding="{Binding Feuchtigkeit}" Width="*"/>
</DataGrid.Columns>
</DataGrid>
</Grid>
</Window>
Any help appreciated!