CSVデータの各レコードへのAvroレコード マッピングで構成されるAvro配列の1つに出力を集約します。
SELECT data.toJSON() FROM CSV_TO_AVRO
(
ON (SELECT csvFile FROM myCSVTable09 WHERE id=2)
USING SCHEMA('{"record_delimiter":"#"}')DO_AGGREGATE('Y')
) AS csvAvro;
> [{"Item_ID":"55", "Item_Name":"bicycle", "Item_Color":"red", "Item_Style":"boys", "Quantity_Purchased":"1", "Item_Price":"100.00", "Total_Price":"100.00"}, {"Item_ID":"88", "Item_Name":"toy boat", "Item_Color":"pink", "Item_Style":null, "Quantity_Purchased":"1", "Item_Price":"15.10", "Total_Price":"15.10"}, {"Item_ID":"105", "Item_Name":"soap", "Item_Color":null, "Item_Style":null, "Quantity_Purchased":"1", "Item_Price":"0.99", "Total_Price":"0.99"}]