SSC-EWI-TD0034

Multistatement SQL is not supported.

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Some parts in the output code are omitted for clarity reasons.

Severity

Low

Description

Multistatement SQL execution is not supported. The request was handled as a transaction.

The following EWI is only generated when the PL Target Language flag is set to Javascript, like this: '--PLTargetLanguage Javascript'

Example Code

Input:

IN -> Teradata_01.sql

-- Additional Params: --PLTargetLanguage Javascript
REPLACE PROCEDURE proc1()
  BEGIN
    BEGIN REQUEST;
      SELECT* FROM TABLE1;
    END REQUEST;
END;

Output:

OUT -> Teradata_01.sql

CREATE OR REPLACE PROCEDURE proc1 ()
RETURNS STRING
LANGUAGE JAVASCRIPT
COMMENT = '{"origin":"sf_sc","name":"snowconvert","version":{"major":1, "minor":0},"attributes":{"component":"teradata"}}'
EXECUTE AS CALLER
AS
$$
  // SnowConvert Helpers Code section is omitted.

  var TRANSACTION_HANDLER = function (error) {
    throw error;
  };
  // ** SSC-EWI-TD0034 - MULTISTATEMENT SQL EXECUTION NOT SUPPORTED, REQUEST HANDLED AS TRANSACTION **
  try {
    EXEC(`BEGIN`);
    EXEC(`SELECT
   *
FROM
   TABLE1`,[],undefined,TRANSACTION_HANDLER);
    EXEC(`COMMIT`);
  } catch(error) {
    EXEC(`ROLLBACK`);
  }
$$;

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