select if then postgresql
SELECT field1, field2, CASE WHEN field1>0 THEN field2/field1 ELSE 0 END AS field3 FROM test
select if then postgresql
SELECT field1, field2, CASE WHEN field1>0 THEN field2/field1 ELSE 0 END AS field3 FROM test
postgres if else
DO $$ DECLARE a integer := 10; b integer := 20; BEGIN IF a > b THEN RAISE NOTICE 'a is greater than b'; END IF; IF a < b THEN RAISE NOTICE 'a is less than b'; END IF; IF a = b THEN RAISE NOTICE 'a is equal to b'; END IF; END $$;
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