|
public ExecuteScalar ( |
||
| request | Contains all of the information necessary to issue and carry out the request | |
| sig | Contains the required information to locate the EntitySpaces DataProvider | |
| Résultat | ||
public tgDataResponse ExecuteScalar(tgDataRequest request, tgProviderSignature sig)
{
request.DatabaseVersion = sig.DatabaseVersion;
tgDataResponse response = tgProviderFactory.GetDataProvider(sig.DataProviderName, sig.DataProviderClass).ExecuteScalar(request);
if (response.IsException)
{
throw response.Exception;
}
return response;
}
/// <summary>
/// Execute the query and return a single value.
/// </summary>
/// <returns>The value</returns>
virtual public T ExecuteScalar <T>()
{
FixupSerializedQueries();
tgDataRequest request = new tgDataRequest();
this.PopulateRequest(request);
tgDataProvider provider = new tgDataProvider();
tgDataResponse response = provider.ExecuteScalar(request, this.tg2.Connection.ProviderSignature);
return((T)response.Scalar);
}