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如下
CREATE TEMPORARY FUNCTION get_seniority(tenure INT64) AS (
CASE WHEN tenure < 1 THEN "analyst"
WHEN tenure BETWEEN 1 and 3 THEN "associate"
WHEN tenure BETWEEN 3 and 5 THEN "senior"
WHEN tenure > 5 THEN "vp"
ELSE "n/a"
END
);
SELECT name
, get_seniority(tenure) as seniority
FROM employees
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Locked
