SSC-FDM-TS0012

Information for the column was not found. STRING used to match CAST operation

Description

This EWI is added in Table-Valued User Defined Functions where the return type of a column can not be determined during the conversion. STRING is used as a default to match the CAST operation in the SELECT statement

Code Example

Input Code:

IN -> SqlServer_01.sql

CREATE FUNCTION GetDepartmentInfo()
RETURNS TABLE
AS
RETURN
(
  SELECT DepartmentID, Name, GroupName
  FROM HumanResources.Department
);

Output Code:

OUT -> SqlServer_01.sql

CREATE OR REPLACE FUNCTION GetDepartmentInfo ()
RETURNS TABLE(
  DepartmentID STRING /*** SSC-FDM-TS0012 - INFORMATION FOR THE COLUMN DepartmentID WAS NOT FOUND. STRING DATATYPE USED TO MATCH CAST AS STRING OPERATION ***/,
  Name STRING /*** SSC-FDM-TS0012 - INFORMATION FOR THE COLUMN Name WAS NOT FOUND. STRING DATATYPE USED TO MATCH CAST AS STRING OPERATION ***/,
  GroupName STRING /*** SSC-FDM-TS0012 - INFORMATION FOR THE COLUMN GroupName WAS NOT FOUND. STRING DATATYPE USED TO MATCH CAST AS STRING OPERATION ***/
)
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},{"attributes":{"component":"transact"}}'
AS
$$
    SELECT
    CAST(DepartmentID AS STRING),
    CAST(Name AS STRING),
    CAST(GroupName AS STRING)
    FROM
    HumanResources.Department
$$;

Recommendations

• The user should check which is the correct data type that could not be found and change it in the RETURNS TABLE statement definition.

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