}
			before := buf.Len()
			if err = s3Select.marshal(buf, outputRecord); err != nil {
				bufPool.Put(buf)
				return false
			}
			if buf.Len()-before > maxRecordSize {
				writer.FinishWithError("OverMaxRecordSize", "The length of a record in the input or result is greater than maxCharsPerRecord of 1 MB.")
				bufPool.Put(buf)
				return false
			}
		}

		if err = writer.SendRecord(buf); err != nil {