public static T2 ExecuteScalar <T1, T2>(this IDbConnector <T1> dbConnector, T2 defaultValue) where T2 : IConvertible
{
var result = dbConnector.ExecuteScalar();
if (result == null)
{
return(defaultValue);
}
return((T2)Convert.ChangeType(result, typeof(T2)));
}
public static T ExecuteScalar <T>(this IDbConnector <string> dbConnector, T defaultValue) where T : IConvertible
{
return(dbConnector.ExecuteScalar <string, T>(defaultValue));
}
public static T ExecuteScalar <T>(this IDbConnector <string> dbConnector) where T : IConvertible
{
return(dbConnector.ExecuteScalar <string, T>());
}
