Example: Returning Results that are Not Aggregated - Teradata Vantage

Teradata® VantageCloud Lake

Deployment
VantageCloud
Edition
Lake
Product
Teradata Vantage
Published
January 2023
Language
English (United States)
Last Update
2024-04-03
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In the following AVRO example, the results are not aggregated. For example, each row of a table results in one DATASET data type instance.

SELECT * FROM DATASET_PUBLISH
(
	ON (SELECT * FROM employeeTable) 
	RETURNS (data DATASET STORAGE FORMAT AVRO)
	USING DO_AGGREGATE('N')
) AS avroFiles;

The table contains:

data
7B226E616D65223A22656D706C6F7965655461626C65222C2274797065223A227265636F7264222C226669656C6473223A5B7B226E616D65223A22656D704944222C2274797065223A22696E74227D2C7B226E616D65223A22656D704E616D65222C2274797065223A22737472696E67227D2C7B226E616D65223A22656D7044657074222C2274797065223A22737472696E67227D5D7D00021847656F72676520536D697468144163636F756E74696E67

7B226E616D65223A22656D706C6F7965655461626C65222C2274797065223A227265636F7264222C226669656C6473223A5B7B226E616D65223A22656D704944222C2274797065223A22696E74227D2C7B226E616D65223A22656D704E616D65222C2274797065223A22737472696E67227D2C7B226E616D65223A22656D7044657074222C2274797065223A22737472696E67227D5D7D00041C5061756C696E65204B72616D6572044852

7B226E616D65223A22656D706C6F7965655461626C65222C2274797065223A227265636F7264222C226669656C6473223A5B7B226E616D65223A22656D704944222C2274797065223A22696E74227D2C7B226E616D65223A22656D704E616D65222C2274797065223A22737472696E67227D2C7B226E616D65223A22656D7044657074222C2274797065223A22737472696E67227D5D7D00061853746576656E204D617A7A6F16456E67696E656572696E67

The results are not aggregated in the CSV example:

SELECT * FROM DATASET_PUBLISH
(
	ON (SELECT * FROM employeeTable) 
	RETURNS (data DATASET STORAGE FORMAT CSV)
	USING DO_AGGREGATE('N')
) AS csvFiles;
fileSchema fileData
Null empId,empname,empDept

1,George Smith,Accounting

Null empId,empname,empDept

2,Pauline Kramer,HR

Null empId,empname,empDept

3,Steven Mazzo,Engineering