LOOP

Translation reference to convert Teradata LOOP statement to Snowflake Scripting

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

Description

Teradata's LOOP statement is translated to Snowflake Scripting LOOP syntax.

For more information on Teradata Loop, check here.

[label_name:] LOOP
    { sql_statement }
END LOOP [label_name];

Sample Source Patterns

Teradata

Loop

IN -> Teradata_01.sql

CREATE PROCEDURE loopProcedure(OUT resultCounter INTEGER)
BEGIN
    DECLARE counter INTEGER DEFAULT 0;
   
    customeLabel: LOOP 
    	SET counter = counter + 1;
	IF counter = 10 THEN
	    LEAVE customeLabel;
	END IF;
    END LOOP customeLabel;
   
    SET resultCounter = counter;
END;

CALL loopProcedure(:?);

Result

Snowflake Scripting

Loop

OUT -> Teradata_01.sql

CREATE OR REPLACE PROCEDURE loopProcedure (RESULTCOUNTER OUT INTEGER)
RETURNS VARCHAR
LANGUAGE SQL
COMMENT = '{ "origin": "sf_sc", "name": "snowconvert", "version": {  "major": 0,  "minor": 0,  "patch": "0" }, "attributes": {  "component": "teradata",  "convertedOn": "07/16/2025",  "domain": "no-domain-provided" }}'
EXECUTE AS CALLER
AS
$$
	DECLARE
		counter INTEGER DEFAULT 0;
	BEGIN
		 
		LOOP
			counter := counter + 1;
			IF (:counter = 10) THEN
				BREAK CUSTOMELABEL;
			END IF;
		END LOOP CUSTOMELABEL;
		resultCounter := counter;
	END;
$$;

CALL loopProcedure(:?);

Result

Known Issues

No issues were found.

Related EWIs

No related EWIs.