public string?Read(ISqDataRecordReader recordReader, int ordinal) => !recordReader.IsDBNull(ordinal) ? recordReader.GetString(ordinal) : null;
public string Read(ISqDataRecordReader recordReader) => recordReader.GetString(this.ColumnName.Name);
public string Read(ISqDataRecordReader recordReader, int ordinal) => recordReader.GetString(ordinal);