// set value on CLR object from db value returned by pg reader
public void SetValue(object obj, object value)
{
object resolvedValue = DbValueToObjectMapper.Map(value, _property.PropertyType, DataType);
if (NotNull && resolvedValue == null)
{
throw new InvalidOperationException($"Column '{Name}' requires a value but was tried to set as null.");
}
_property.SetValue(obj, resolvedValue);
}
public static Func <NpgsqlDataReader, List <TResult> > Create <TResult>(Type propertyType, PostgresDataType dataType)
{
return(reader =>
{
var result = new List <object>();
while (reader.Read())
{
Debug.Assert(reader.FieldCount == 1, "Union queries only support selecting a single column.");
object value = reader.GetValue(0);
object resolvedValue = DbValueToObjectMapper.Map(value, propertyType, dataType);
result.Add(resolvedValue);
}
return result.Cast <TResult>().ToList();
});
}